diff --git "a/val.json" "b/val.json" --- "a/val.json" +++ "b/val.json" @@ -10,18 +10,10 @@ "D" ], "text": [ - [ - "Near-Earth object" - ], - [ - "Magnetar" - ], - [ - "Active galactic nucleus" - ], - [ - "Black hole" - ] + "Near-Earth object", + "Magnetar", + "Active galactic nucleus", + "Black hole" ] }, "answerKey": "D" @@ -37,18 +29,10 @@ "D" ], "text": [ - [ - "Circumstellar disk" - ], - [ - "Black hole" - ], - [ - "Pulsar" - ], - [ - "Near-Earth object" - ] + "Circumstellar disk", + "Black hole", + "Pulsar", + "Near-Earth object" ] }, "answerKey": "B" @@ -64,22 +48,10 @@ "D" ], "text": [ - [ - "Binary system", - "Black hole" - ], - [ - "Variable star", - "Black hole" - ], - [ - "Circumstellar disk", - "Black hole" - ], - [ - "Minor body", - "Black hole" - ] + "Binary system, Black hole", + "Variable star, Black hole", + "Circumstellar disk, Black hole", + "Minor body, Black hole" ] }, "answerKey": "A" @@ -95,22 +67,10 @@ "D" ], "text": [ - [ - "Binary system", - "Pulsar" - ], - [ - "Binary system", - "Globular cluster" - ], - [ - "Binary system", - "Repeater" - ], - [ - "Binary system", - "Black hole" - ] + "Binary system, Pulsar", + "Binary system, Globular cluster", + "Binary system, Repeater", + "Binary system, Black hole" ] }, "answerKey": "D" @@ -126,18 +86,10 @@ "D" ], "text": [ - [ - "Neutron star" - ], - [ - "Black hole" - ], - [ - "Nova" - ], - [ - "Variable star" - ] + "Neutron star", + "Black hole", + "Nova", + "Variable star" ] }, "answerKey": "A" @@ -153,22 +105,10 @@ "D" ], "text": [ - [ - "Black hole", - "Exoplanet" - ], - [ - "Globular cluster", - "Binary system" - ], - [ - "Black hole", - "Binary system" - ], - [ - "Star and stellar system", - "Binary system" - ] + "Black hole, Exoplanet", + "Globular cluster, Binary system", + "Black hole, Binary system", + "Star and stellar system, Binary system" ] }, "answerKey": "C" @@ -184,22 +124,10 @@ "D" ], "text": [ - [ - "Black hole", - "Quasar" - ], - [ - "Black hole", - "Supernova" - ], - [ - "Black hole", - "Star and stellar system" - ], - [ - "Black hole", - "Neutron star" - ] + "Black hole, Quasar", + "Black hole, Supernova", + "Black hole, Star and stellar system", + "Black hole, Neutron star" ] }, "answerKey": "D" @@ -215,18 +143,10 @@ "D" ], "text": [ - [ - "Black hole" - ], - [ - "Pulsar" - ], - [ - "Magnetar" - ], - [ - "Repeater" - ] + "Black hole", + "Pulsar", + "Magnetar", + "Repeater" ] }, "answerKey": "A" @@ -242,18 +162,10 @@ "D" ], "text": [ - [ - "Neutron star" - ], - [ - "Exoplanet" - ], - [ - "Minor body" - ], - [ - "Repeater" - ] + "Neutron star", + "Exoplanet", + "Minor body", + "Repeater" ] }, "answerKey": "A" @@ -269,18 +181,10 @@ "D" ], "text": [ - [ - "Repeater" - ], - [ - "Near-Earth object" - ], - [ - "Neutron star" - ], - [ - "Star and stellar system" - ] + "Repeater", + "Near-Earth object", + "Neutron star", + "Star and stellar system" ] }, "answerKey": "C" @@ -296,18 +200,10 @@ "D" ], "text": [ - [ - "Black hole" - ], - [ - "Magnetar" - ], - [ - "Exoplanet" - ], - [ - "Active galactic nucleus" - ] + "Black hole", + "Magnetar", + "Exoplanet", + "Active galactic nucleus" ] }, "answerKey": "A" @@ -323,18 +219,10 @@ "D" ], "text": [ - [ - "Binary system" - ], - [ - "Repeater" - ], - [ - "Stellar evolution" - ], - [ - "Pulsar" - ] + "Binary system", + "Repeater", + "Stellar evolution", + "Pulsar" ] }, "answerKey": "A" @@ -350,22 +238,10 @@ "D" ], "text": [ - [ - "Circumstellar disk", - "Black hole" - ], - [ - "Binary system", - "Neutron star" - ], - [ - "Binary system", - "Black hole" - ], - [ - "Variable star", - "Black hole" - ] + "Circumstellar disk, Black hole", + "Binary system, Neutron star", + "Binary system, Black hole", + "Variable star, Black hole" ] }, "answerKey": "C" @@ -381,18 +257,10 @@ "D" ], "text": [ - [ - "Near-Earth object" - ], - [ - "Minor body" - ], - [ - "Neutron star" - ], - [ - "Variable star" - ] + "Near-Earth object", + "Minor body", + "Neutron star", + "Variable star" ] }, "answerKey": "C" @@ -408,18 +276,10 @@ "D" ], "text": [ - [ - "Accreting object" - ], - [ - "Neutron star" - ], - [ - "Minor body" - ], - [ - "Interstellar medium" - ] + "Accreting object", + "Neutron star", + "Minor body", + "Interstellar medium" ] }, "answerKey": "B" @@ -435,18 +295,10 @@ "D" ], "text": [ - [ - "Star and stellar system" - ], - [ - "Accreting object" - ], - [ - "Supernova" - ], - [ - "Circumstellar disk" - ] + "Star and stellar system", + "Accreting object", + "Supernova", + "Circumstellar disk" ] }, "answerKey": "C" @@ -462,22 +314,10 @@ "D" ], "text": [ - [ - "Accreting object", - "Globular cluster" - ], - [ - "Binary system", - "Pulsar" - ], - [ - "Accreting object", - "Pulsar" - ], - [ - "Accreting object", - "Accreting object" - ] + "Accreting object, Globular cluster", + "Binary system, Pulsar", + "Accreting object, Pulsar", + "Accreting object, Accreting object" ] }, "answerKey": "C" @@ -493,18 +333,10 @@ "D" ], "text": [ - [ - "Near-Earth object" - ], - [ - "Repeater" - ], - [ - "Supernova" - ], - [ - "Minor body" - ] + "Near-Earth object", + "Repeater", + "Supernova", + "Minor body" ] }, "answerKey": "C" @@ -520,22 +352,10 @@ "D" ], "text": [ - [ - "Black hole", - "Quasar" - ], - [ - "Star and stellar system", - "Binary system" - ], - [ - "Black hole", - "Magnetar" - ], - [ - "Black hole", - "Binary system" - ] + "Black hole, Quasar", + "Star and stellar system, Binary system", + "Black hole, Magnetar", + "Black hole, Binary system" ] }, "answerKey": "D" @@ -551,18 +371,10 @@ "D" ], "text": [ - [ - "Quasar" - ], - [ - "Nova" - ], - [ - "Active galactic nucleus" - ], - [ - "Magnetar" - ] + "Quasar", + "Nova", + "Active galactic nucleus", + "Magnetar" ] }, "answerKey": "C" @@ -578,18 +390,10 @@ "D" ], "text": [ - [ - "Variable star" - ], - [ - "Neutron star" - ], - [ - "Black hole" - ], - [ - "Stellar evolution" - ] + "Variable star", + "Neutron star", + "Black hole", + "Stellar evolution" ] }, "answerKey": "B" @@ -605,22 +409,10 @@ "D" ], "text": [ - [ - "Neutron star", - "Repeater" - ], - [ - "Neutron star", - "Black hole" - ], - [ - "Variable star", - "Black hole" - ], - [ - "Accreting object", - "Black hole" - ] + "Neutron star, Repeater", + "Neutron star, Black hole", + "Variable star, Black hole", + "Accreting object, Black hole" ] }, "answerKey": "B" @@ -636,18 +428,10 @@ "D" ], "text": [ - [ - "Neutron star" - ], - [ - "Supernova" - ], - [ - "Exoplanet" - ], - [ - "Globular cluster" - ] + "Neutron star", + "Supernova", + "Exoplanet", + "Globular cluster" ] }, "answerKey": "B" @@ -663,22 +447,10 @@ "D" ], "text": [ - [ - "Nova", - "Variable star" - ], - [ - "Nova", - "Quasar" - ], - [ - "Galaxy", - "Variable star" - ], - [ - "Circumstellar disk", - "Variable star" - ] + "Nova, Variable star", + "Nova, Quasar", + "Galaxy, Variable star", + "Circumstellar disk, Variable star" ] }, "answerKey": "A" @@ -694,22 +466,10 @@ "D" ], "text": [ - [ - "Accreting object", - "Variable star" - ], - [ - "Accreting object", - "Magnetar" - ], - [ - "Star and stellar system", - "Binary system" - ], - [ - "Accreting object", - "Binary system" - ] + "Accreting object, Variable star", + "Accreting object, Magnetar", + "Star and stellar system, Binary system", + "Accreting object, Binary system" ] }, "answerKey": "D" @@ -725,18 +485,10 @@ "D" ], "text": [ - [ - "Interstellar medium" - ], - [ - "Variable star" - ], - [ - "Active galactic nucleus" - ], - [ - "Circumstellar disk" - ] + "Interstellar medium", + "Variable star", + "Active galactic nucleus", + "Circumstellar disk" ] }, "answerKey": "C" @@ -752,22 +504,10 @@ "D" ], "text": [ - [ - "Black hole", - "Binary system" - ], - [ - "Black hole", - "Accreting object" - ], - [ - "Black hole", - "Black hole" - ], - [ - "Stellar evolution", - "Binary system" - ] + "Black hole, Binary system", + "Black hole, Accreting object", + "Black hole, Black hole", + "Stellar evolution, Binary system" ] }, "answerKey": "A" @@ -783,18 +523,10 @@ "D" ], "text": [ - [ - "Circumstellar disk" - ], - [ - "Black hole" - ], - [ - "Repeater" - ], - [ - "Nova" - ] + "Circumstellar disk", + "Black hole", + "Repeater", + "Nova" ] }, "answerKey": "B" @@ -810,18 +542,10 @@ "D" ], "text": [ - [ - "Black hole" - ], - [ - "Accreting object" - ], - [ - "Galaxy" - ], - [ - "Near-Earth object" - ] + "Black hole", + "Accreting object", + "Galaxy", + "Near-Earth object" ] }, "answerKey": "A" @@ -837,22 +561,10 @@ "D" ], "text": [ - [ - "Nova", - "Quasar" - ], - [ - "Magnetar", - "Star and stellar system" - ], - [ - "Nova", - "Star and stellar system" - ], - [ - "Interstellar medium", - "Star and stellar system" - ] + "Nova, Quasar", + "Magnetar, Star and stellar system", + "Nova, Star and stellar system", + "Interstellar medium, Star and stellar system" ] }, "answerKey": "C" @@ -868,18 +580,10 @@ "D" ], "text": [ - [ - "Supernova" - ], - [ - "Accreting object" - ], - [ - "Near-Earth object" - ], - [ - "Neutron star" - ] + "Supernova", + "Accreting object", + "Near-Earth object", + "Neutron star" ] }, "answerKey": "D" @@ -895,22 +599,10 @@ "D" ], "text": [ - [ - "Interstellar medium", - "Black hole" - ], - [ - "Active galactic nucleus", - "Black hole" - ], - [ - "Black hole", - "Black hole" - ], - [ - "Active galactic nucleus", - "Quasar" - ] + "Interstellar medium, Black hole", + "Active galactic nucleus, Black hole", + "Black hole, Black hole", + "Active galactic nucleus, Quasar" ] }, "answerKey": "B" @@ -926,22 +618,10 @@ "D" ], "text": [ - [ - "Supernova", - "Black hole" - ], - [ - "Quasar", - "Supernova" - ], - [ - "Black hole", - "Supernova" - ], - [ - "Supernova", - "Supernova" - ] + "Supernova, Black hole", + "Quasar, Supernova", + "Black hole, Supernova", + "Supernova, Supernova" ] }, "answerKey": "D" @@ -957,18 +637,10 @@ "D" ], "text": [ - [ - "Exoplanet" - ], - [ - "Supernova" - ], - [ - "Repeater" - ], - [ - "Accreting object" - ] + "Exoplanet", + "Supernova", + "Repeater", + "Accreting object" ] }, "answerKey": "B" @@ -984,18 +656,10 @@ "D" ], "text": [ - [ - "Star and stellar system" - ], - [ - "Galaxy" - ], - [ - "Interstellar medium" - ], - [ - "Repeater" - ] + "Star and stellar system", + "Galaxy", + "Interstellar medium", + "Repeater" ] }, "answerKey": "B" @@ -1011,18 +675,10 @@ "D" ], "text": [ - [ - "Black hole" - ], - [ - "Active galactic nucleus" - ], - [ - "Accreting object" - ], - [ - "Magnetar" - ] + "Black hole", + "Active galactic nucleus", + "Accreting object", + "Magnetar" ] }, "answerKey": "A" @@ -1038,18 +694,10 @@ "D" ], "text": [ - [ - "Star and stellar system" - ], - [ - "Neutron star" - ], - [ - "Nova" - ], - [ - "Variable star" - ] + "Star and stellar system", + "Neutron star", + "Nova", + "Variable star" ] }, "answerKey": "B" @@ -1065,18 +713,10 @@ "D" ], "text": [ - [ - "Galaxy" - ], - [ - "Minor body" - ], - [ - "Nova" - ], - [ - "Repeater" - ] + "Galaxy", + "Minor body", + "Nova", + "Repeater" ] }, "answerKey": "C" @@ -1092,22 +732,10 @@ "D" ], "text": [ - [ - "Galaxy", - "Circumstellar disk" - ], - [ - "Galaxy", - "Active galactic nucleus" - ], - [ - "Galaxy", - "Binary system" - ], - [ - "Magnetar", - "Active galactic nucleus" - ] + "Galaxy, Circumstellar disk", + "Galaxy, Active galactic nucleus", + "Galaxy, Binary system", + "Magnetar, Active galactic nucleus" ] }, "answerKey": "B" @@ -1123,22 +751,10 @@ "D" ], "text": [ - [ - "Active galactic nucleus", - "Quasar" - ], - [ - "Galaxy", - "Quasar" - ], - [ - "Active galactic nucleus", - "Interstellar medium" - ], - [ - "Supernova", - "Quasar" - ] + "Active galactic nucleus, Quasar", + "Galaxy, Quasar", + "Active galactic nucleus, Interstellar medium", + "Supernova, Quasar" ] }, "answerKey": "A" @@ -1154,22 +770,10 @@ "D" ], "text": [ - [ - "Variable star", - "Variable star" - ], - [ - "Globular cluster", - "Accreting object" - ], - [ - "Variable star", - "Accreting object" - ], - [ - "Interstellar medium", - "Accreting object" - ] + "Variable star, Variable star", + "Globular cluster, Accreting object", + "Variable star, Accreting object", + "Interstellar medium, Accreting object" ] }, "answerKey": "C" @@ -1185,18 +789,10 @@ "D" ], "text": [ - [ - "Variable star" - ], - [ - "Neutron star" - ], - [ - "Circumstellar disk" - ], - [ - "Supernova" - ] + "Variable star", + "Neutron star", + "Circumstellar disk", + "Supernova" ] }, "answerKey": "D" @@ -1212,18 +808,10 @@ "D" ], "text": [ - [ - "Magnetar" - ], - [ - "Binary system" - ], - [ - "Nova" - ], - [ - "Circumstellar disk" - ] + "Magnetar", + "Binary system", + "Nova", + "Circumstellar disk" ] }, "answerKey": "A" @@ -1239,18 +827,10 @@ "D" ], "text": [ - [ - "Black hole" - ], - [ - "Interstellar medium" - ], - [ - "Galaxy" - ], - [ - "Minor body" - ] + "Black hole", + "Interstellar medium", + "Galaxy", + "Minor body" ] }, "answerKey": "A" @@ -1266,18 +846,10 @@ "D" ], "text": [ - [ - "Black hole" - ], - [ - "Binary system" - ], - [ - "Quasar" - ], - [ - "Accreting object" - ] + "Black hole", + "Binary system", + "Quasar", + "Accreting object" ] }, "answerKey": "C" @@ -1293,18 +865,10 @@ "D" ], "text": [ - [ - "Nova" - ], - [ - "Near-Earth object" - ], - [ - "Galaxy" - ], - [ - "Exoplanet" - ] + "Nova", + "Near-Earth object", + "Galaxy", + "Exoplanet" ] }, "answerKey": "A" @@ -1320,22 +884,10 @@ "D" ], "text": [ - [ - "Accreting object", - "Binary system" - ], - [ - "Galaxy", - "Binary system" - ], - [ - "Repeater", - "Binary system" - ], - [ - "Accreting object", - "Black hole" - ] + "Accreting object, Binary system", + "Galaxy, Binary system", + "Repeater, Binary system", + "Accreting object, Black hole" ] }, "answerKey": "A" @@ -1351,18 +903,10 @@ "D" ], "text": [ - [ - "Accreting object" - ], - [ - "Magnetar" - ], - [ - "Supernova" - ], - [ - "Neutron star" - ] + "Accreting object", + "Magnetar", + "Supernova", + "Neutron star" ] }, "answerKey": "D" @@ -1378,18 +922,10 @@ "D" ], "text": [ - [ - "Binary system" - ], - [ - "Nova" - ], - [ - "Minor body" - ], - [ - "Neutron star" - ] + "Binary system", + "Nova", + "Minor body", + "Neutron star" ] }, "answerKey": "D" @@ -1405,22 +941,10 @@ "D" ], "text": [ - [ - "Active galactic nucleus", - "Magnetar" - ], - [ - "Active galactic nucleus", - "Black hole" - ], - [ - "Active galactic nucleus", - "Repeater" - ], - [ - "Active galactic nucleus", - "Stellar evolution" - ] + "Active galactic nucleus, Magnetar", + "Active galactic nucleus, Black hole", + "Active galactic nucleus, Repeater", + "Active galactic nucleus, Stellar evolution" ] }, "answerKey": "B" @@ -1436,18 +960,10 @@ "D" ], "text": [ - [ - "Nova" - ], - [ - "Repeater" - ], - [ - "Globular cluster" - ], - [ - "Black hole" - ] + "Nova", + "Repeater", + "Globular cluster", + "Black hole" ] }, "answerKey": "D" @@ -1463,18 +979,10 @@ "D" ], "text": [ - [ - "Exoplanet" - ], - [ - "Circumstellar disk" - ], - [ - "Repeater" - ], - [ - "Nova" - ] + "Exoplanet", + "Circumstellar disk", + "Repeater", + "Nova" ] }, "answerKey": "D" @@ -1490,22 +998,10 @@ "D" ], "text": [ - [ - "Active galactic nucleus", - "Circumstellar disk" - ], - [ - "Active galactic nucleus", - "Repeater" - ], - [ - "Active galactic nucleus", - "Black hole" - ], - [ - "Active galactic nucleus", - "Near-Earth object" - ] + "Active galactic nucleus, Circumstellar disk", + "Active galactic nucleus, Repeater", + "Active galactic nucleus, Black hole", + "Active galactic nucleus, Near-Earth object" ] }, "answerKey": "C" @@ -1521,18 +1017,10 @@ "D" ], "text": [ - [ - "Repeater" - ], - [ - "Nova" - ], - [ - "Variable star" - ], - [ - "Near-Earth object" - ] + "Repeater", + "Nova", + "Variable star", + "Near-Earth object" ] }, "answerKey": "C" @@ -1548,18 +1036,10 @@ "D" ], "text": [ - [ - "Quasar" - ], - [ - "Stellar evolution" - ], - [ - "Active galactic nucleus" - ], - [ - "Black hole" - ] + "Quasar", + "Stellar evolution", + "Active galactic nucleus", + "Black hole" ] }, "answerKey": "D" @@ -1575,18 +1055,10 @@ "D" ], "text": [ - [ - "Nova" - ], - [ - "Variable star" - ], - [ - "Stellar evolution" - ], - [ - "Exoplanet" - ] + "Nova", + "Variable star", + "Stellar evolution", + "Exoplanet" ] }, "answerKey": "A" @@ -1602,22 +1074,10 @@ "D" ], "text": [ - [ - "Black hole", - "Binary system" - ], - [ - "Active galactic nucleus", - "Binary system" - ], - [ - "Nova", - "Binary system" - ], - [ - "Nova", - "Globular cluster" - ] + "Black hole, Binary system", + "Active galactic nucleus, Binary system", + "Nova, Binary system", + "Nova, Globular cluster" ] }, "answerKey": "C" @@ -1633,18 +1093,10 @@ "D" ], "text": [ - [ - "Neutron star" - ], - [ - "Interstellar medium" - ], - [ - "Active galactic nucleus" - ], - [ - "Black hole" - ] + "Neutron star", + "Interstellar medium", + "Active galactic nucleus", + "Black hole" ] }, "answerKey": "A" @@ -1660,18 +1112,10 @@ "D" ], "text": [ - [ - "Interstellar medium" - ], - [ - "Neutron star" - ], - [ - "Quasar" - ], - [ - "Exoplanet" - ] + "Interstellar medium", + "Neutron star", + "Quasar", + "Exoplanet" ] }, "answerKey": "C" @@ -1687,18 +1131,10 @@ "D" ], "text": [ - [ - "Near-Earth object" - ], - [ - "Circumstellar disk" - ], - [ - "Active galactic nucleus" - ], - [ - "Supernova" - ] + "Near-Earth object", + "Circumstellar disk", + "Active galactic nucleus", + "Supernova" ] }, "answerKey": "D" @@ -1714,18 +1150,10 @@ "D" ], "text": [ - [ - "Near-Earth object" - ], - [ - "Active galactic nucleus" - ], - [ - "Pulsar" - ], - [ - "Nova" - ] + "Near-Earth object", + "Active galactic nucleus", + "Pulsar", + "Nova" ] }, "answerKey": "D" @@ -1741,18 +1169,10 @@ "D" ], "text": [ - [ - "Interstellar medium" - ], - [ - "Nova" - ], - [ - "Binary system" - ], - [ - "Minor body" - ] + "Interstellar medium", + "Nova", + "Binary system", + "Minor body" ] }, "answerKey": "B" @@ -1768,18 +1188,10 @@ "D" ], "text": [ - [ - "Globular cluster" - ], - [ - "Accreting object" - ], - [ - "Nova" - ], - [ - "Black hole" - ] + "Globular cluster", + "Accreting object", + "Nova", + "Black hole" ] }, "answerKey": "C" @@ -1795,18 +1207,10 @@ "D" ], "text": [ - [ - "Near-Earth object" - ], - [ - "Active galactic nucleus" - ], - [ - "Black hole" - ], - [ - "Pulsar" - ] + "Near-Earth object", + "Active galactic nucleus", + "Black hole", + "Pulsar" ] }, "answerKey": "C" @@ -1822,18 +1226,10 @@ "D" ], "text": [ - [ - "Pulsar" - ], - [ - "Near-Earth object" - ], - [ - "Black hole" - ], - [ - "Nova" - ] + "Pulsar", + "Near-Earth object", + "Black hole", + "Nova" ] }, "answerKey": "D" @@ -1849,34 +1245,10 @@ "D" ], "text": [ - [ - "Neutron star", - "Black hole", - "Neutron star", - "Variable star", - "Pulsar" - ], - [ - "Accreting object", - "Black hole", - "Galaxy", - "Variable star", - "Pulsar" - ], - [ - "Accreting object", - "Black hole", - "Neutron star", - "Variable star", - "Pulsar" - ], - [ - "Accreting object", - "Black hole", - "Accreting object", - "Variable star", - "Pulsar" - ] + "Neutron star, Black hole, Neutron star, Variable star, Pulsar", + "Accreting object, Black hole, Galaxy, Variable star, Pulsar", + "Accreting object, Black hole, Neutron star, Variable star, Pulsar", + "Accreting object, Black hole, Accreting object, Variable star, Pulsar" ] }, "answerKey": "C" @@ -1892,18 +1264,10 @@ "D" ], "text": [ - [ - "Stellar evolution" - ], - [ - "Nova" - ], - [ - "Exoplanet" - ], - [ - "Supernova" - ] + "Stellar evolution", + "Nova", + "Exoplanet", + "Supernova" ] }, "answerKey": "D" @@ -1919,18 +1283,10 @@ "D" ], "text": [ - [ - "Quasar" - ], - [ - "Minor body" - ], - [ - "Stellar evolution" - ], - [ - "Magnetar" - ] + "Quasar", + "Minor body", + "Stellar evolution", + "Magnetar" ] }, "answerKey": "A" @@ -1946,18 +1302,10 @@ "D" ], "text": [ - [ - "Magnetar" - ], - [ - "Neutron star" - ], - [ - "Supernova" - ], - [ - "Minor body" - ] + "Magnetar", + "Neutron star", + "Supernova", + "Minor body" ] }, "answerKey": "D" @@ -1973,18 +1321,10 @@ "D" ], "text": [ - [ - "Minor body" - ], - [ - "Supernova" - ], - [ - "Neutron star" - ], - [ - "Stellar evolution" - ] + "Minor body", + "Supernova", + "Neutron star", + "Stellar evolution" ] }, "answerKey": "B" @@ -2000,18 +1340,10 @@ "D" ], "text": [ - [ - "Neutron star" - ], - [ - "Binary system" - ], - [ - "Star and stellar system" - ], - [ - "Quasar" - ] + "Neutron star", + "Binary system", + "Star and stellar system", + "Quasar" ] }, "answerKey": "A" @@ -2027,18 +1359,10 @@ "D" ], "text": [ - [ - "Near-Earth object" - ], - [ - "Quasar" - ], - [ - "Nova" - ], - [ - "Circumstellar disk" - ] + "Near-Earth object", + "Quasar", + "Nova", + "Circumstellar disk" ] }, "answerKey": "C" @@ -2054,18 +1378,10 @@ "D" ], "text": [ - [ - "Exoplanet" - ], - [ - "Near-Earth object" - ], - [ - "Variable star" - ], - [ - "Galaxy" - ] + "Exoplanet", + "Near-Earth object", + "Variable star", + "Galaxy" ] }, "answerKey": "C" @@ -2081,18 +1397,10 @@ "D" ], "text": [ - [ - "Globular cluster" - ], - [ - "Nova" - ], - [ - "Stellar evolution" - ], - [ - "Black hole" - ] + "Globular cluster", + "Nova", + "Stellar evolution", + "Black hole" ] }, "answerKey": "D" @@ -2108,18 +1416,10 @@ "D" ], "text": [ - [ - "Minor body" - ], - [ - "Magnetar" - ], - [ - "Nova" - ], - [ - "Active galactic nucleus" - ] + "Minor body", + "Magnetar", + "Nova", + "Active galactic nucleus" ] }, "answerKey": "C" @@ -2135,22 +1435,10 @@ "D" ], "text": [ - [ - "Nova", - "Black hole" - ], - [ - "Quasar", - "Black hole" - ], - [ - "Accreting object", - "Globular cluster" - ], - [ - "Accreting object", - "Black hole" - ] + "Nova, Black hole", + "Quasar, Black hole", + "Accreting object, Globular cluster", + "Accreting object, Black hole" ] }, "answerKey": "D" @@ -2166,18 +1454,10 @@ "D" ], "text": [ - [ - "Neutron star" - ], - [ - "Interstellar medium" - ], - [ - "Star and stellar system" - ], - [ - "Quasar" - ] + "Neutron star", + "Interstellar medium", + "Star and stellar system", + "Quasar" ] }, "answerKey": "D" @@ -2193,18 +1473,10 @@ "D" ], "text": [ - [ - "Nova" - ], - [ - "Magnetar" - ], - [ - "Supernova" - ], - [ - "Binary system" - ] + "Nova", + "Magnetar", + "Supernova", + "Binary system" ] }, "answerKey": "C" @@ -2220,18 +1492,10 @@ "D" ], "text": [ - [ - "Black hole" - ], - [ - "Active galactic nucleus" - ], - [ - "Repeater" - ], - [ - "Neutron star" - ] + "Black hole", + "Active galactic nucleus", + "Repeater", + "Neutron star" ] }, "answerKey": "B" @@ -2247,18 +1511,10 @@ "D" ], "text": [ - [ - "Magnetar" - ], - [ - "Variable star" - ], - [ - "Exoplanet" - ], - [ - "Binary system" - ] + "Magnetar", + "Variable star", + "Exoplanet", + "Binary system" ] }, "answerKey": "B" @@ -2274,18 +1530,10 @@ "D" ], "text": [ - [ - "Pulsar" - ], - [ - "Star and stellar system" - ], - [ - "Magnetar" - ], - [ - "Accreting object" - ] + "Pulsar", + "Star and stellar system", + "Magnetar", + "Accreting object" ] }, "answerKey": "A" @@ -2301,18 +1549,10 @@ "D" ], "text": [ - [ - "Binary system" - ], - [ - "Black hole" - ], - [ - "Nova" - ], - [ - "Globular cluster" - ] + "Binary system", + "Black hole", + "Nova", + "Globular cluster" ] }, "answerKey": "C" @@ -2328,18 +1568,10 @@ "D" ], "text": [ - [ - "Stellar evolution" - ], - [ - "Near-Earth object" - ], - [ - "Black hole" - ], - [ - "Exoplanet" - ] + "Stellar evolution", + "Near-Earth object", + "Black hole", + "Exoplanet" ] }, "answerKey": "B" @@ -2355,18 +1587,10 @@ "D" ], "text": [ - [ - "Magnetar" - ], - [ - "Circumstellar disk" - ], - [ - "Black hole" - ], - [ - "Galaxy" - ] + "Magnetar", + "Circumstellar disk", + "Black hole", + "Galaxy" ] }, "answerKey": "D" @@ -2382,18 +1606,10 @@ "D" ], "text": [ - [ - "Active galactic nucleus" - ], - [ - "Supernova" - ], - [ - "Exoplanet" - ], - [ - "Near-Earth object" - ] + "Active galactic nucleus", + "Supernova", + "Exoplanet", + "Near-Earth object" ] }, "answerKey": "B" @@ -2409,26 +1625,10 @@ "D" ], "text": [ - [ - "Black hole", - "Accreting object", - "Exoplanet" - ], - [ - "Black hole", - "Magnetar", - "Star and stellar system" - ], - [ - "Black hole", - "Accreting object", - "Star and stellar system" - ], - [ - "Active galactic nucleus", - "Accreting object", - "Star and stellar system" - ] + "Black hole, Accreting object, Exoplanet", + "Black hole, Magnetar, Star and stellar system", + "Black hole, Accreting object, Star and stellar system", + "Active galactic nucleus, Accreting object, Star and stellar system" ] }, "answerKey": "C" @@ -2444,18 +1644,10 @@ "D" ], "text": [ - [ - "Neutron star" - ], - [ - "Magnetar" - ], - [ - "Accreting object" - ], - [ - "Variable star" - ] + "Neutron star", + "Magnetar", + "Accreting object", + "Variable star" ] }, "answerKey": "D" @@ -2471,18 +1663,10 @@ "D" ], "text": [ - [ - "Circumstellar disk" - ], - [ - "Quasar" - ], - [ - "Minor body" - ], - [ - "Variable star" - ] + "Circumstellar disk", + "Quasar", + "Minor body", + "Variable star" ] }, "answerKey": "B" @@ -2498,18 +1682,10 @@ "D" ], "text": [ - [ - "Accreting object" - ], - [ - "Exoplanet" - ], - [ - "Active galactic nucleus" - ], - [ - "Nova" - ] + "Accreting object", + "Exoplanet", + "Active galactic nucleus", + "Nova" ] }, "answerKey": "D" @@ -2525,22 +1701,10 @@ "D" ], "text": [ - [ - "Nova", - "Stellar evolution" - ], - [ - "Interstellar medium", - "Variable star" - ], - [ - "Nova", - "Variable star" - ], - [ - "Binary system", - "Variable star" - ] + "Nova, Stellar evolution", + "Interstellar medium, Variable star", + "Nova, Variable star", + "Binary system, Variable star" ] }, "answerKey": "C" @@ -2556,18 +1720,10 @@ "D" ], "text": [ - [ - "Magnetar" - ], - [ - "Near-Earth object" - ], - [ - "Black hole" - ], - [ - "Supernova" - ] + "Magnetar", + "Near-Earth object", + "Black hole", + "Supernova" ] }, "answerKey": "D" @@ -2583,18 +1739,10 @@ "D" ], "text": [ - [ - "Exoplanet" - ], - [ - "Black hole" - ], - [ - "Near-Earth object" - ], - [ - "Supernova" - ] + "Exoplanet", + "Black hole", + "Near-Earth object", + "Supernova" ] }, "answerKey": "D" @@ -2610,18 +1758,10 @@ "D" ], "text": [ - [ - "Nova" - ], - [ - "Accreting object" - ], - [ - "Active galactic nucleus" - ], - [ - "Exoplanet" - ] + "Nova", + "Accreting object", + "Active galactic nucleus", + "Exoplanet" ] }, "answerKey": "A" @@ -2637,18 +1777,10 @@ "D" ], "text": [ - [ - "Active galactic nucleus" - ], - [ - "Supernova" - ], - [ - "Star and stellar system" - ], - [ - "Binary system" - ] + "Active galactic nucleus", + "Supernova", + "Star and stellar system", + "Binary system" ] }, "answerKey": "B" @@ -2664,18 +1796,10 @@ "D" ], "text": [ - [ - "Supernova" - ], - [ - "Circumstellar disk" - ], - [ - "Repeater" - ], - [ - "Quasar" - ] + "Supernova", + "Circumstellar disk", + "Repeater", + "Quasar" ] }, "answerKey": "A" @@ -2691,18 +1815,10 @@ "D" ], "text": [ - [ - "Star and stellar system" - ], - [ - "Nova" - ], - [ - "Active galactic nucleus" - ], - [ - "Globular cluster" - ] + "Star and stellar system", + "Nova", + "Active galactic nucleus", + "Globular cluster" ] }, "answerKey": "B" @@ -2718,18 +1834,10 @@ "D" ], "text": [ - [ - "Binary system" - ], - [ - "Variable star" - ], - [ - "Minor body" - ], - [ - "Interstellar medium" - ] + "Binary system", + "Variable star", + "Minor body", + "Interstellar medium" ] }, "answerKey": "B" @@ -2745,18 +1853,10 @@ "D" ], "text": [ - [ - "Accreting object" - ], - [ - "Exoplanet" - ], - [ - "Black hole" - ], - [ - "Supernova" - ] + "Accreting object", + "Exoplanet", + "Black hole", + "Supernova" ] }, "answerKey": "C" @@ -2772,18 +1872,10 @@ "D" ], "text": [ - [ - "Active galactic nucleus" - ], - [ - "Supernova" - ], - [ - "Stellar evolution" - ], - [ - "Globular cluster" - ] + "Active galactic nucleus", + "Supernova", + "Stellar evolution", + "Globular cluster" ] }, "answerKey": "B" @@ -2799,18 +1891,10 @@ "D" ], "text": [ - [ - "Interstellar medium" - ], - [ - "Variable star" - ], - [ - "Pulsar" - ], - [ - "Near-Earth object" - ] + "Interstellar medium", + "Variable star", + "Pulsar", + "Near-Earth object" ] }, "answerKey": "B" @@ -2826,18 +1910,10 @@ "D" ], "text": [ - [ - "Minor body" - ], - [ - "Star and stellar system" - ], - [ - "Accreting object" - ], - [ - "Supernova" - ] + "Minor body", + "Star and stellar system", + "Accreting object", + "Supernova" ] }, "answerKey": "D" @@ -2853,18 +1929,10 @@ "D" ], "text": [ - [ - "Minor body" - ], - [ - "Black hole" - ], - [ - "Repeater" - ], - [ - "Active galactic nucleus" - ] + "Minor body", + "Black hole", + "Repeater", + "Active galactic nucleus" ] }, "answerKey": "D" @@ -2880,22 +1948,10 @@ "D" ], "text": [ - [ - "Variable star", - "Black hole" - ], - [ - "Variable star", - "Binary system" - ], - [ - "Accreting object", - "Binary system" - ], - [ - "Variable star", - "Circumstellar disk" - ] + "Variable star, Black hole", + "Variable star, Binary system", + "Accreting object, Binary system", + "Variable star, Circumstellar disk" ] }, "answerKey": "B" @@ -2911,18 +1967,10 @@ "D" ], "text": [ - [ - "Circumstellar disk" - ], - [ - "Galaxy" - ], - [ - "Black hole" - ], - [ - "Neutron star" - ] + "Circumstellar disk", + "Galaxy", + "Black hole", + "Neutron star" ] }, "answerKey": "D" @@ -2938,18 +1986,10 @@ "D" ], "text": [ - [ - "Interstellar medium" - ], - [ - "Exoplanet" - ], - [ - "Supernova" - ], - [ - "Quasar" - ] + "Interstellar medium", + "Exoplanet", + "Supernova", + "Quasar" ] }, "answerKey": "C" @@ -2965,18 +2005,10 @@ "D" ], "text": [ - [ - "Nova" - ], - [ - "Minor body" - ], - [ - "Galaxy" - ], - [ - "Exoplanet" - ] + "Nova", + "Minor body", + "Galaxy", + "Exoplanet" ] }, "answerKey": "A" @@ -2992,18 +2024,10 @@ "D" ], "text": [ - [ - "Active galactic nucleus" - ], - [ - "Supernova" - ], - [ - "Black hole" - ], - [ - "Star and stellar system" - ] + "Active galactic nucleus", + "Supernova", + "Black hole", + "Star and stellar system" ] }, "answerKey": "C" @@ -3019,18 +2043,10 @@ "D" ], "text": [ - [ - "Black hole" - ], - [ - "Galaxy" - ], - [ - "Star and stellar system" - ], - [ - "Magnetar" - ] + "Black hole", + "Galaxy", + "Star and stellar system", + "Magnetar" ] }, "answerKey": "B" @@ -3046,18 +2062,10 @@ "D" ], "text": [ - [ - "Interstellar medium" - ], - [ - "Black hole" - ], - [ - "Supernova" - ], - [ - "Globular cluster" - ] + "Interstellar medium", + "Black hole", + "Supernova", + "Globular cluster" ] }, "answerKey": "C" @@ -3073,18 +2081,10 @@ "D" ], "text": [ - [ - "Circumstellar disk" - ], - [ - "Pulsar" - ], - [ - "Near-Earth object" - ], - [ - "Neutron star" - ] + "Circumstellar disk", + "Pulsar", + "Near-Earth object", + "Neutron star" ] }, "answerKey": "B" @@ -3100,26 +2100,10 @@ "D" ], "text": [ - [ - "Accreting object", - "Accreting object", - "Neutron star" - ], - [ - "Repeater", - "Black hole", - "Neutron star" - ], - [ - "Accreting object", - "Black hole", - "Accreting object" - ], - [ - "Accreting object", - "Black hole", - "Neutron star" - ] + "Accreting object, Accreting object, Neutron star", + "Repeater, Black hole, Neutron star", + "Accreting object, Black hole, Accreting object", + "Accreting object, Black hole, Neutron star" ] }, "answerKey": "D" @@ -3135,18 +2119,10 @@ "D" ], "text": [ - [ - "Near-Earth object" - ], - [ - "Neutron star" - ], - [ - "Supernova" - ], - [ - "Accreting object" - ] + "Near-Earth object", + "Neutron star", + "Supernova", + "Accreting object" ] }, "answerKey": "C" @@ -3162,26 +2138,10 @@ "D" ], "text": [ - [ - "Black hole", - "Neutron star", - "Binary system" - ], - [ - "Repeater", - "Neutron star", - "Binary system" - ], - [ - "Black hole", - "Quasar", - "Binary system" - ], - [ - "Black hole", - "Star and stellar system", - "Binary system" - ] + "Black hole, Neutron star, Binary system", + "Repeater, Neutron star, Binary system", + "Black hole, Quasar, Binary system", + "Black hole, Star and stellar system, Binary system" ] }, "answerKey": "A" @@ -3197,18 +2157,10 @@ "D" ], "text": [ - [ - "Exoplanet" - ], - [ - "Supernova" - ], - [ - "Black hole" - ], - [ - "Globular cluster" - ] + "Exoplanet", + "Supernova", + "Black hole", + "Globular cluster" ] }, "answerKey": "B" @@ -3224,22 +2176,10 @@ "D" ], "text": [ - [ - "Quasar", - "Interstellar medium" - ], - [ - "Active galactic nucleus", - "Interstellar medium" - ], - [ - "Supernova", - "Quasar" - ], - [ - "Supernova", - "Interstellar medium" - ] + "Quasar, Interstellar medium", + "Active galactic nucleus, Interstellar medium", + "Supernova, Quasar", + "Supernova, Interstellar medium" ] }, "answerKey": "D" @@ -3255,18 +2195,10 @@ "D" ], "text": [ - [ - "Quasar" - ], - [ - "Repeater" - ], - [ - "Supernova" - ], - [ - "Globular cluster" - ] + "Quasar", + "Repeater", + "Supernova", + "Globular cluster" ] }, "answerKey": "C" @@ -3282,18 +2214,10 @@ "D" ], "text": [ - [ - "Magnetar" - ], - [ - "Black hole" - ], - [ - "Active galactic nucleus" - ], - [ - "Exoplanet" - ] + "Magnetar", + "Black hole", + "Active galactic nucleus", + "Exoplanet" ] }, "answerKey": "B" @@ -3309,22 +2233,10 @@ "D" ], "text": [ - [ - "Variable star", - "Globular cluster" - ], - [ - "Variable star", - "Supernova" - ], - [ - "Nova", - "Accreting object" - ], - [ - "Variable star", - "Accreting object" - ] + "Variable star, Globular cluster", + "Variable star, Supernova", + "Nova, Accreting object", + "Variable star, Accreting object" ] }, "answerKey": "D" @@ -3340,18 +2252,10 @@ "D" ], "text": [ - [ - "Supernova" - ], - [ - "Pulsar" - ], - [ - "Accreting object" - ], - [ - "Globular cluster" - ] + "Supernova", + "Pulsar", + "Accreting object", + "Globular cluster" ] }, "answerKey": "A" @@ -3367,18 +2271,10 @@ "D" ], "text": [ - [ - "Globular cluster" - ], - [ - "Nova" - ], - [ - "Minor body" - ], - [ - "Neutron star" - ] + "Globular cluster", + "Nova", + "Minor body", + "Neutron star" ] }, "answerKey": "B" @@ -3394,18 +2290,10 @@ "D" ], "text": [ - [ - "Nova" - ], - [ - "Supernova" - ], - [ - "Active galactic nucleus" - ], - [ - "Variable star" - ] + "Nova", + "Supernova", + "Active galactic nucleus", + "Variable star" ] }, "answerKey": "A" @@ -3421,22 +2309,10 @@ "D" ], "text": [ - [ - "Neutron star", - "Near-Earth object" - ], - [ - "Neutron star", - "Globular cluster" - ], - [ - "Neutron star", - "Pulsar" - ], - [ - "Neutron star", - "Galaxy" - ] + "Neutron star, Near-Earth object", + "Neutron star, Globular cluster", + "Neutron star, Pulsar", + "Neutron star, Galaxy" ] }, "answerKey": "C" @@ -3452,18 +2328,10 @@ "D" ], "text": [ - [ - "Quasar" - ], - [ - "Interstellar medium" - ], - [ - "Supernova" - ], - [ - "Star and stellar system" - ] + "Quasar", + "Interstellar medium", + "Supernova", + "Star and stellar system" ] }, "answerKey": "B" @@ -3479,22 +2347,10 @@ "D" ], "text": [ - [ - "Black hole", - "Globular cluster" - ], - [ - "Quasar", - "Active galactic nucleus" - ], - [ - "Black hole", - "Active galactic nucleus" - ], - [ - "Pulsar", - "Active galactic nucleus" - ] + "Black hole, Globular cluster", + "Quasar, Active galactic nucleus", + "Black hole, Active galactic nucleus", + "Pulsar, Active galactic nucleus" ] }, "answerKey": "C" @@ -3510,26 +2366,10 @@ "D" ], "text": [ - [ - "Variable star", - "Binary system", - "Neutron star" - ], - [ - "Magnetar", - "Binary system", - "Neutron star" - ], - [ - "Accreting object", - "Binary system", - "Neutron star" - ], - [ - "Accreting object", - "Binary system", - "Magnetar" - ] + "Variable star, Binary system, Neutron star", + "Magnetar, Binary system, Neutron star", + "Accreting object, Binary system, Neutron star", + "Accreting object, Binary system, Magnetar" ] }, "answerKey": "C" @@ -3545,18 +2385,10 @@ "D" ], "text": [ - [ - "Supernova" - ], - [ - "Magnetar" - ], - [ - "Neutron star" - ], - [ - "Repeater" - ] + "Supernova", + "Magnetar", + "Neutron star", + "Repeater" ] }, "answerKey": "A" @@ -3572,18 +2404,10 @@ "D" ], "text": [ - [ - "Supernova" - ], - [ - "Neutron star" - ], - [ - "Variable star" - ], - [ - "Black hole" - ] + "Supernova", + "Neutron star", + "Variable star", + "Black hole" ] }, "answerKey": "D" @@ -3599,22 +2423,10 @@ "D" ], "text": [ - [ - "Neutron star", - "Globular cluster" - ], - [ - "Neutron star", - "Pulsar" - ], - [ - "Neutron star", - "Magnetar" - ], - [ - "Neutron star", - "Circumstellar disk" - ] + "Neutron star, Globular cluster", + "Neutron star, Pulsar", + "Neutron star, Magnetar", + "Neutron star, Circumstellar disk" ] }, "answerKey": "B" @@ -3630,18 +2442,10 @@ "D" ], "text": [ - [ - "Supernova" - ], - [ - "Nova" - ], - [ - "Pulsar" - ], - [ - "Exoplanet" - ] + "Supernova", + "Nova", + "Pulsar", + "Exoplanet" ] }, "answerKey": "B" @@ -3657,22 +2461,10 @@ "D" ], "text": [ - [ - "Galaxy", - "Pulsar" - ], - [ - "Variable star", - "Pulsar" - ], - [ - "Neutron star", - "Pulsar" - ], - [ - "Exoplanet", - "Pulsar" - ] + "Galaxy, Pulsar", + "Variable star, Pulsar", + "Neutron star, Pulsar", + "Exoplanet, Pulsar" ] }, "answerKey": "C" @@ -3688,18 +2480,10 @@ "D" ], "text": [ - [ - "Stellar evolution" - ], - [ - "Supernova" - ], - [ - "Quasar" - ], - [ - "Globular cluster" - ] + "Stellar evolution", + "Supernova", + "Quasar", + "Globular cluster" ] }, "answerKey": "B" @@ -3715,22 +2499,10 @@ "D" ], "text": [ - [ - "Variable star", - "Black hole" - ], - [ - "Circumstellar disk", - "Accreting object" - ], - [ - "Variable star", - "Supernova" - ], - [ - "Variable star", - "Accreting object" - ] + "Variable star, Black hole", + "Circumstellar disk, Accreting object", + "Variable star, Supernova", + "Variable star, Accreting object" ] }, "answerKey": "D" @@ -3746,18 +2518,10 @@ "D" ], "text": [ - [ - "Galaxy" - ], - [ - "Black hole" - ], - [ - "Supernova" - ], - [ - "Exoplanet" - ] + "Galaxy", + "Black hole", + "Supernova", + "Exoplanet" ] }, "answerKey": "C" @@ -3773,18 +2537,10 @@ "D" ], "text": [ - [ - "Quasar" - ], - [ - "Neutron star" - ], - [ - "Star and stellar system" - ], - [ - "Active galactic nucleus" - ] + "Quasar", + "Neutron star", + "Star and stellar system", + "Active galactic nucleus" ] }, "answerKey": "A" @@ -3800,18 +2556,10 @@ "D" ], "text": [ - [ - "Near-Earth object" - ], - [ - "Globular cluster" - ], - [ - "Magnetar" - ], - [ - "Nova" - ] + "Near-Earth object", + "Globular cluster", + "Magnetar", + "Nova" ] }, "answerKey": "D" @@ -3827,22 +2575,10 @@ "D" ], "text": [ - [ - "Globular cluster", - "Neutron star" - ], - [ - "Black hole", - "Active galactic nucleus" - ], - [ - "Black hole", - "Neutron star" - ], - [ - "Repeater", - "Neutron star" - ] + "Globular cluster, Neutron star", + "Black hole, Active galactic nucleus", + "Black hole, Neutron star", + "Repeater, Neutron star" ] }, "answerKey": "C" @@ -3858,22 +2594,10 @@ "D" ], "text": [ - [ - "Active galactic nucleus", - "Quasar" - ], - [ - "Black hole", - "Quasar" - ], - [ - "Active galactic nucleus", - "Repeater" - ], - [ - "Active galactic nucleus", - "Active galactic nucleus" - ] + "Active galactic nucleus, Quasar", + "Black hole, Quasar", + "Active galactic nucleus, Repeater", + "Active galactic nucleus, Active galactic nucleus" ] }, "answerKey": "A" @@ -3889,18 +2613,10 @@ "D" ], "text": [ - [ - "Exoplanet" - ], - [ - "Pulsar" - ], - [ - "Interstellar medium" - ], - [ - "Near-Earth object" - ] + "Exoplanet", + "Pulsar", + "Interstellar medium", + "Near-Earth object" ] }, "answerKey": "C" @@ -3916,18 +2632,10 @@ "D" ], "text": [ - [ - "Repeater" - ], - [ - "Variable star" - ], - [ - "Minor body" - ], - [ - "Galaxy" - ] + "Repeater", + "Variable star", + "Minor body", + "Galaxy" ] }, "answerKey": "C" @@ -3943,22 +2651,10 @@ "D" ], "text": [ - [ - "Circumstellar disk", - "Black hole" - ], - [ - "Binary system", - "Active galactic nucleus" - ], - [ - "Binary system", - "Repeater" - ], - [ - "Binary system", - "Black hole" - ] + "Circumstellar disk, Black hole", + "Binary system, Active galactic nucleus", + "Binary system, Repeater", + "Binary system, Black hole" ] }, "answerKey": "D" @@ -3974,18 +2670,10 @@ "D" ], "text": [ - [ - "Variable star" - ], - [ - "Binary system" - ], - [ - "Black hole" - ], - [ - "Active galactic nucleus" - ] + "Variable star", + "Binary system", + "Black hole", + "Active galactic nucleus" ] }, "answerKey": "C" @@ -4001,22 +2689,10 @@ "D" ], "text": [ - [ - "Minor body", - "Variable star" - ], - [ - "Star and stellar system", - "Variable star" - ], - [ - "Near-Earth object", - "Variable star" - ], - [ - "Circumstellar disk", - "Variable star" - ] + "Minor body, Variable star", + "Star and stellar system, Variable star", + "Near-Earth object, Variable star", + "Circumstellar disk, Variable star" ] }, "answerKey": "B" @@ -4032,18 +2708,10 @@ "D" ], "text": [ - [ - "Nova" - ], - [ - "Star and stellar system" - ], - [ - "Supernova" - ], - [ - "Quasar" - ] + "Nova", + "Star and stellar system", + "Supernova", + "Quasar" ] }, "answerKey": "D" @@ -4059,18 +2727,10 @@ "D" ], "text": [ - [ - "Black hole" - ], - [ - "Globular cluster" - ], - [ - "Active galactic nucleus" - ], - [ - "Star and stellar system" - ] + "Black hole", + "Globular cluster", + "Active galactic nucleus", + "Star and stellar system" ] }, "answerKey": "A" @@ -4086,18 +2746,10 @@ "D" ], "text": [ - [ - "Variable star" - ], - [ - "Black hole" - ], - [ - "Galaxy" - ], - [ - "Globular cluster" - ] + "Variable star", + "Black hole", + "Galaxy", + "Globular cluster" ] }, "answerKey": "A" @@ -4113,22 +2765,10 @@ "D" ], "text": [ - [ - "Nova", - "Galaxy" - ], - [ - "Nova", - "Magnetar" - ], - [ - "Galaxy", - "Variable star" - ], - [ - "Nova", - "Variable star" - ] + "Nova, Galaxy", + "Nova, Magnetar", + "Galaxy, Variable star", + "Nova, Variable star" ] }, "answerKey": "D" @@ -4144,22 +2784,10 @@ "D" ], "text": [ - [ - "Interstellar medium", - "Binary system" - ], - [ - "Nova", - "Stellar evolution" - ], - [ - "Nova", - "Binary system" - ], - [ - "Pulsar", - "Binary system" - ] + "Interstellar medium, Binary system", + "Nova, Stellar evolution", + "Nova, Binary system", + "Pulsar, Binary system" ] }, "answerKey": "C" @@ -4175,18 +2803,10 @@ "D" ], "text": [ - [ - "Galaxy" - ], - [ - "Neutron star" - ], - [ - "Supernova" - ], - [ - "Star and stellar system" - ] + "Galaxy", + "Neutron star", + "Supernova", + "Star and stellar system" ] }, "answerKey": "C" @@ -4202,18 +2822,10 @@ "D" ], "text": [ - [ - "Near-Earth object" - ], - [ - "Variable star" - ], - [ - "Active galactic nucleus" - ], - [ - "Galaxy" - ] + "Near-Earth object", + "Variable star", + "Active galactic nucleus", + "Galaxy" ] }, "answerKey": "B" @@ -4229,22 +2841,10 @@ "D" ], "text": [ - [ - "Supernova", - "Black hole" - ], - [ - "Binary system", - "Black hole" - ], - [ - "Accreting object", - "Black hole" - ], - [ - "Accreting object", - "Star and stellar system" - ] + "Supernova, Black hole", + "Binary system, Black hole", + "Accreting object, Black hole", + "Accreting object, Star and stellar system" ] }, "answerKey": "C" @@ -4260,18 +2860,10 @@ "D" ], "text": [ - [ - "Supernova" - ], - [ - "Circumstellar disk" - ], - [ - "Minor body" - ], - [ - "Accreting object" - ] + "Supernova", + "Circumstellar disk", + "Minor body", + "Accreting object" ] }, "answerKey": "A" @@ -4287,18 +2879,10 @@ "D" ], "text": [ - [ - "Neutron star" - ], - [ - "Nova" - ], - [ - "Quasar" - ], - [ - "Active galactic nucleus" - ] + "Neutron star", + "Nova", + "Quasar", + "Active galactic nucleus" ] }, "answerKey": "B" @@ -4314,18 +2898,10 @@ "D" ], "text": [ - [ - "Quasar" - ], - [ - "Accreting object" - ], - [ - "Minor body" - ], - [ - "Binary system" - ] + "Quasar", + "Accreting object", + "Minor body", + "Binary system" ] }, "answerKey": "C" @@ -4341,18 +2917,10 @@ "D" ], "text": [ - [ - "Neutron star" - ], - [ - "Magnetar" - ], - [ - "Supernova" - ], - [ - "Minor body" - ] + "Neutron star", + "Magnetar", + "Supernova", + "Minor body" ] }, "answerKey": "C" @@ -4368,22 +2936,10 @@ "D" ], "text": [ - [ - "Star and stellar system", - "Repeater" - ], - [ - "Star and stellar system", - "Nova" - ], - [ - "Black hole", - "Variable star" - ], - [ - "Star and stellar system", - "Variable star" - ] + "Star and stellar system, Repeater", + "Star and stellar system, Nova", + "Black hole, Variable star", + "Star and stellar system, Variable star" ] }, "answerKey": "D" @@ -4399,18 +2955,10 @@ "D" ], "text": [ - [ - "Magnetar" - ], - [ - "Interstellar medium" - ], - [ - "Nova" - ], - [ - "Black hole" - ] + "Magnetar", + "Interstellar medium", + "Nova", + "Black hole" ] }, "answerKey": "A" @@ -4426,22 +2974,10 @@ "D" ], "text": [ - [ - "Galaxy", - "Accreting object" - ], - [ - "Neutron star", - "Accreting object" - ], - [ - "Globular cluster", - "Accreting object" - ], - [ - "Neutron star", - "Nova" - ] + "Galaxy, Accreting object", + "Neutron star, Accreting object", + "Globular cluster, Accreting object", + "Neutron star, Nova" ] }, "answerKey": "B" @@ -4457,18 +2993,10 @@ "D" ], "text": [ - [ - "Globular cluster" - ], - [ - "Black hole" - ], - [ - "Repeater" - ], - [ - "Stellar evolution" - ] + "Globular cluster", + "Black hole", + "Repeater", + "Stellar evolution" ] }, "answerKey": "B" @@ -4484,18 +3012,10 @@ "D" ], "text": [ - [ - "Circumstellar disk" - ], - [ - "Star and stellar system" - ], - [ - "Active galactic nucleus" - ], - [ - "Minor body" - ] + "Circumstellar disk", + "Star and stellar system", + "Active galactic nucleus", + "Minor body" ] }, "answerKey": "D" @@ -4511,18 +3031,10 @@ "D" ], "text": [ - [ - "Circumstellar disk" - ], - [ - "Variable star" - ], - [ - "Magnetar" - ], - [ - "Galaxy" - ] + "Circumstellar disk", + "Variable star", + "Magnetar", + "Galaxy" ] }, "answerKey": "B" @@ -4538,18 +3050,10 @@ "D" ], "text": [ - [ - "Circumstellar disk" - ], - [ - "Minor body" - ], - [ - "Galaxy" - ], - [ - "Exoplanet" - ] + "Circumstellar disk", + "Minor body", + "Galaxy", + "Exoplanet" ] }, "answerKey": "C" @@ -4565,18 +3069,10 @@ "D" ], "text": [ - [ - "Exoplanet" - ], - [ - "Active galactic nucleus" - ], - [ - "Quasar" - ], - [ - "Circumstellar disk" - ] + "Exoplanet", + "Active galactic nucleus", + "Quasar", + "Circumstellar disk" ] }, "answerKey": "B" @@ -4592,22 +3088,10 @@ "D" ], "text": [ - [ - "Quasar", - "Neutron star" - ], - [ - "Quasar", - "Circumstellar disk" - ], - [ - "Star and stellar system", - "Active galactic nucleus" - ], - [ - "Quasar", - "Active galactic nucleus" - ] + "Quasar, Neutron star", + "Quasar, Circumstellar disk", + "Star and stellar system, Active galactic nucleus", + "Quasar, Active galactic nucleus" ] }, "answerKey": "D" @@ -4623,18 +3107,10 @@ "D" ], "text": [ - [ - "Circumstellar disk" - ], - [ - "Variable star" - ], - [ - "Black hole" - ], - [ - "Accreting object" - ] + "Circumstellar disk", + "Variable star", + "Black hole", + "Accreting object" ] }, "answerKey": "C" @@ -4650,18 +3126,10 @@ "D" ], "text": [ - [ - "Galaxy" - ], - [ - "Magnetar" - ], - [ - "Supernova" - ], - [ - "Binary system" - ] + "Galaxy", + "Magnetar", + "Supernova", + "Binary system" ] }, "answerKey": "C" @@ -4677,18 +3145,10 @@ "D" ], "text": [ - [ - "Accreting object" - ], - [ - "Supernova" - ], - [ - "Globular cluster" - ], - [ - "Star and stellar system" - ] + "Accreting object", + "Supernova", + "Globular cluster", + "Star and stellar system" ] }, "answerKey": "B" @@ -4704,22 +3164,10 @@ "D" ], "text": [ - [ - "Neutron star", - "Magnetar" - ], - [ - "Supernova", - "Magnetar" - ], - [ - "Quasar", - "Magnetar" - ], - [ - "Black hole", - "Magnetar" - ] + "Neutron star, Magnetar", + "Supernova, Magnetar", + "Quasar, Magnetar", + "Black hole, Magnetar" ] }, "answerKey": "A" @@ -4735,22 +3183,10 @@ "D" ], "text": [ - [ - "Active galactic nucleus", - "Star and stellar system" - ], - [ - "Minor body", - "Black hole" - ], - [ - "Exoplanet", - "Black hole" - ], - [ - "Active galactic nucleus", - "Black hole" - ] + "Active galactic nucleus, Star and stellar system", + "Minor body, Black hole", + "Exoplanet, Black hole", + "Active galactic nucleus, Black hole" ] }, "answerKey": "D" @@ -4766,18 +3202,10 @@ "D" ], "text": [ - [ - "Active galactic nucleus" - ], - [ - "Magnetar" - ], - [ - "Interstellar medium" - ], - [ - "Variable star" - ] + "Active galactic nucleus", + "Magnetar", + "Interstellar medium", + "Variable star" ] }, "answerKey": "D" @@ -4793,18 +3221,10 @@ "D" ], "text": [ - [ - "Pulsar" - ], - [ - "Circumstellar disk" - ], - [ - "Supernova" - ], - [ - "Nova" - ] + "Pulsar", + "Circumstellar disk", + "Supernova", + "Nova" ] }, "answerKey": "D" @@ -4820,18 +3240,10 @@ "D" ], "text": [ - [ - "Exoplanet" - ], - [ - "Supernova" - ], - [ - "Black hole" - ], - [ - "Binary system" - ] + "Exoplanet", + "Supernova", + "Black hole", + "Binary system" ] }, "answerKey": "B" @@ -4847,18 +3259,10 @@ "D" ], "text": [ - [ - "Interstellar medium" - ], - [ - "Circumstellar disk" - ], - [ - "Stellar evolution" - ], - [ - "Nova" - ] + "Interstellar medium", + "Circumstellar disk", + "Stellar evolution", + "Nova" ] }, "answerKey": "D" @@ -4874,18 +3278,10 @@ "D" ], "text": [ - [ - "Supernova" - ], - [ - "Variable star" - ], - [ - "Active galactic nucleus" - ], - [ - "Nova" - ] + "Supernova", + "Variable star", + "Active galactic nucleus", + "Nova" ] }, "answerKey": "A" @@ -4901,26 +3297,10 @@ "D" ], "text": [ - [ - "Nova", - "Variable star", - "Magnetar" - ], - [ - "Nova", - "Galaxy", - "Star and stellar system" - ], - [ - "Nova", - "Variable star", - "Star and stellar system" - ], - [ - "Nova", - "Variable star", - "Neutron star" - ] + "Nova, Variable star, Magnetar", + "Nova, Galaxy, Star and stellar system", + "Nova, Variable star, Star and stellar system", + "Nova, Variable star, Neutron star" ] }, "answerKey": "C" @@ -4936,18 +3316,10 @@ "D" ], "text": [ - [ - "Nova" - ], - [ - "Accreting object" - ], - [ - "Interstellar medium" - ], - [ - "Pulsar" - ] + "Nova", + "Accreting object", + "Interstellar medium", + "Pulsar" ] }, "answerKey": "A" @@ -4963,18 +3335,10 @@ "D" ], "text": [ - [ - "Near-Earth object" - ], - [ - "Pulsar" - ], - [ - "Star and stellar system" - ], - [ - "Nova" - ] + "Near-Earth object", + "Pulsar", + "Star and stellar system", + "Nova" ] }, "answerKey": "D" @@ -4990,22 +3354,10 @@ "D" ], "text": [ - [ - "Exoplanet", - "Black hole" - ], - [ - "Active galactic nucleus", - "Black hole" - ], - [ - "Magnetar", - "Black hole" - ], - [ - "Active galactic nucleus", - "Nova" - ] + "Exoplanet, Black hole", + "Active galactic nucleus, Black hole", + "Magnetar, Black hole", + "Active galactic nucleus, Nova" ] }, "answerKey": "B" @@ -5021,22 +3373,10 @@ "D" ], "text": [ - [ - "Nova", - "Pulsar" - ], - [ - "Star and stellar system", - "Pulsar" - ], - [ - "Neutron star", - "Interstellar medium" - ], - [ - "Neutron star", - "Pulsar" - ] + "Nova, Pulsar", + "Star and stellar system, Pulsar", + "Neutron star, Interstellar medium", + "Neutron star, Pulsar" ] }, "answerKey": "D" @@ -5052,18 +3392,10 @@ "D" ], "text": [ - [ - "Star and stellar system" - ], - [ - "Quasar" - ], - [ - "Magnetar" - ], - [ - "Active galactic nucleus" - ] + "Star and stellar system", + "Quasar", + "Magnetar", + "Active galactic nucleus" ] }, "answerKey": "C" @@ -5079,18 +3411,10 @@ "D" ], "text": [ - [ - "Neutron star" - ], - [ - "Star and stellar system" - ], - [ - "Globular cluster" - ], - [ - "Binary system" - ] + "Neutron star", + "Star and stellar system", + "Globular cluster", + "Binary system" ] }, "answerKey": "B" @@ -5106,18 +3430,10 @@ "D" ], "text": [ - [ - "Near-Earth object" - ], - [ - "Stellar evolution" - ], - [ - "Nova" - ], - [ - "Galaxy" - ] + "Near-Earth object", + "Stellar evolution", + "Nova", + "Galaxy" ] }, "answerKey": "C" @@ -5133,18 +3449,10 @@ "D" ], "text": [ - [ - "Black hole" - ], - [ - "Circumstellar disk" - ], - [ - "Binary system" - ], - [ - "Repeater" - ] + "Black hole", + "Circumstellar disk", + "Binary system", + "Repeater" ] }, "answerKey": "A" @@ -5160,18 +3468,10 @@ "D" ], "text": [ - [ - "Active galactic nucleus" - ], - [ - "Near-Earth object" - ], - [ - "Quasar" - ], - [ - "Neutron star" - ] + "Active galactic nucleus", + "Near-Earth object", + "Quasar", + "Neutron star" ] }, "answerKey": "D" @@ -5187,18 +3487,10 @@ "D" ], "text": [ - [ - "Magnetar" - ], - [ - "Repeater" - ], - [ - "Stellar evolution" - ], - [ - "Black hole" - ] + "Magnetar", + "Repeater", + "Stellar evolution", + "Black hole" ] }, "answerKey": "D" @@ -5214,18 +3506,10 @@ "D" ], "text": [ - [ - "Active galactic nucleus" - ], - [ - "Black hole" - ], - [ - "Interstellar medium" - ], - [ - "Exoplanet" - ] + "Active galactic nucleus", + "Black hole", + "Interstellar medium", + "Exoplanet" ] }, "answerKey": "B" @@ -5241,18 +3525,10 @@ "D" ], "text": [ - [ - "Magnetar" - ], - [ - "Nova" - ], - [ - "Variable star" - ], - [ - "Exoplanet" - ] + "Magnetar", + "Nova", + "Variable star", + "Exoplanet" ] }, "answerKey": "B" @@ -5268,22 +3544,10 @@ "D" ], "text": [ - [ - "Nova", - "Binary system" - ], - [ - "Black hole", - "Interstellar medium" - ], - [ - "Black hole", - "Binary system" - ], - [ - "Black hole", - "Nova" - ] + "Nova, Binary system", + "Black hole, Interstellar medium", + "Black hole, Binary system", + "Black hole, Nova" ] }, "answerKey": "C" @@ -5299,18 +3563,10 @@ "D" ], "text": [ - [ - "Circumstellar disk" - ], - [ - "Near-Earth object" - ], - [ - "Quasar" - ], - [ - "Nova" - ] + "Circumstellar disk", + "Near-Earth object", + "Quasar", + "Nova" ] }, "answerKey": "D" @@ -5326,18 +3582,10 @@ "D" ], "text": [ - [ - "Interstellar medium" - ], - [ - "Exoplanet" - ], - [ - "Nova" - ], - [ - "Supernova" - ] + "Interstellar medium", + "Exoplanet", + "Nova", + "Supernova" ] }, "answerKey": "D" @@ -5353,22 +3601,10 @@ "D" ], "text": [ - [ - "Stellar evolution", - "Accreting object" - ], - [ - "Black hole", - "Variable star" - ], - [ - "Black hole", - "Accreting object" - ], - [ - "Black hole", - "Pulsar" - ] + "Stellar evolution, Accreting object", + "Black hole, Variable star", + "Black hole, Accreting object", + "Black hole, Pulsar" ] }, "answerKey": "C" @@ -5384,18 +3620,10 @@ "D" ], "text": [ - [ - "Neutron star" - ], - [ - "Near-Earth object" - ], - [ - "Circumstellar disk" - ], - [ - "Globular cluster" - ] + "Neutron star", + "Near-Earth object", + "Circumstellar disk", + "Globular cluster" ] }, "answerKey": "A" @@ -5411,18 +3639,10 @@ "D" ], "text": [ - [ - "Black hole" - ], - [ - "Stellar evolution" - ], - [ - "Active galactic nucleus" - ], - [ - "Variable star" - ] + "Black hole", + "Stellar evolution", + "Active galactic nucleus", + "Variable star" ] }, "answerKey": "A" @@ -5438,22 +3658,10 @@ "D" ], "text": [ - [ - "Pulsar", - "Binary system" - ], - [ - "Black hole", - "Binary system" - ], - [ - "Pulsar", - "Magnetar" - ], - [ - "Pulsar", - "Star and stellar system" - ] + "Pulsar, Binary system", + "Black hole, Binary system", + "Pulsar, Magnetar", + "Pulsar, Star and stellar system" ] }, "answerKey": "A" @@ -5469,18 +3677,10 @@ "D" ], "text": [ - [ - "Circumstellar disk" - ], - [ - "Near-Earth object" - ], - [ - "Repeater" - ], - [ - "Neutron star" - ] + "Circumstellar disk", + "Near-Earth object", + "Repeater", + "Neutron star" ] }, "answerKey": "C" @@ -5496,22 +3696,10 @@ "D" ], "text": [ - [ - "Black hole", - "Binary system" - ], - [ - "Star and stellar system", - "Binary system" - ], - [ - "Black hole", - "Stellar evolution" - ], - [ - "Black hole", - "Circumstellar disk" - ] + "Black hole, Binary system", + "Star and stellar system, Binary system", + "Black hole, Stellar evolution", + "Black hole, Circumstellar disk" ] }, "answerKey": "A" @@ -5527,22 +3715,10 @@ "D" ], "text": [ - [ - "Binary system", - "Neutron star" - ], - [ - "Neutron star", - "Neutron star" - ], - [ - "Interstellar medium", - "Neutron star" - ], - [ - "Binary system", - "Interstellar medium" - ] + "Binary system, Neutron star", + "Neutron star, Neutron star", + "Interstellar medium, Neutron star", + "Binary system, Interstellar medium" ] }, "answerKey": "A" @@ -5558,22 +3734,10 @@ "D" ], "text": [ - [ - "Neutron star", - "Accreting object" - ], - [ - "Neutron star", - "Exoplanet" - ], - [ - "Neutron star", - "Pulsar" - ], - [ - "Neutron star", - "Stellar evolution" - ] + "Neutron star, Accreting object", + "Neutron star, Exoplanet", + "Neutron star, Pulsar", + "Neutron star, Stellar evolution" ] }, "answerKey": "C" @@ -5589,18 +3753,10 @@ "D" ], "text": [ - [ - "Minor body" - ], - [ - "Supernova" - ], - [ - "Exoplanet" - ], - [ - "Nova" - ] + "Minor body", + "Supernova", + "Exoplanet", + "Nova" ] }, "answerKey": "B" @@ -5616,18 +3772,10 @@ "D" ], "text": [ - [ - "Black hole" - ], - [ - "Nova" - ], - [ - "Accreting object" - ], - [ - "Exoplanet" - ] + "Black hole", + "Nova", + "Accreting object", + "Exoplanet" ] }, "answerKey": "A" @@ -5643,22 +3791,10 @@ "D" ], "text": [ - [ - "Nova", - "Supernova" - ], - [ - "Exoplanet", - "Binary system" - ], - [ - "Interstellar medium", - "Binary system" - ], - [ - "Nova", - "Binary system" - ] + "Nova, Supernova", + "Exoplanet, Binary system", + "Interstellar medium, Binary system", + "Nova, Binary system" ] }, "answerKey": "D" @@ -5674,18 +3810,10 @@ "D" ], "text": [ - [ - "Interstellar medium" - ], - [ - "Pulsar" - ], - [ - "Neutron star" - ], - [ - "Exoplanet" - ] + "Interstellar medium", + "Pulsar", + "Neutron star", + "Exoplanet" ] }, "answerKey": "C" @@ -5701,18 +3829,10 @@ "D" ], "text": [ - [ - "Nova" - ], - [ - "Galaxy" - ], - [ - "Supernova" - ], - [ - "Globular cluster" - ] + "Nova", + "Galaxy", + "Supernova", + "Globular cluster" ] }, "answerKey": "A" @@ -5728,18 +3848,10 @@ "D" ], "text": [ - [ - "Supernova" - ], - [ - "Nova" - ], - [ - "Active galactic nucleus" - ], - [ - "Neutron star" - ] + "Supernova", + "Nova", + "Active galactic nucleus", + "Neutron star" ] }, "answerKey": "A" @@ -5755,22 +3867,10 @@ "D" ], "text": [ - [ - "Binary system", - "Neutron star" - ], - [ - "Pulsar", - "Neutron star" - ], - [ - "Binary system", - "Interstellar medium" - ], - [ - "Star and stellar system", - "Neutron star" - ] + "Binary system, Neutron star", + "Pulsar, Neutron star", + "Binary system, Interstellar medium", + "Star and stellar system, Neutron star" ] }, "answerKey": "A" @@ -5786,18 +3886,10 @@ "D" ], "text": [ - [ - "Pulsar" - ], - [ - "Nova" - ], - [ - "Black hole" - ], - [ - "Repeater" - ] + "Pulsar", + "Nova", + "Black hole", + "Repeater" ] }, "answerKey": "B" @@ -5813,22 +3905,10 @@ "D" ], "text": [ - [ - "Quasar", - "Quasar" - ], - [ - "Active galactic nucleus", - "Galaxy" - ], - [ - "Active galactic nucleus", - "Quasar" - ], - [ - "Magnetar", - "Quasar" - ] + "Quasar, Quasar", + "Active galactic nucleus, Galaxy", + "Active galactic nucleus, Quasar", + "Magnetar, Quasar" ] }, "answerKey": "C" @@ -5844,18 +3924,10 @@ "D" ], "text": [ - [ - "Supernova" - ], - [ - "Nova" - ], - [ - "Binary system" - ], - [ - "Repeater" - ] + "Supernova", + "Nova", + "Binary system", + "Repeater" ] }, "answerKey": "A" @@ -5871,18 +3943,10 @@ "D" ], "text": [ - [ - "Interstellar medium" - ], - [ - "Near-Earth object" - ], - [ - "Nova" - ], - [ - "Quasar" - ] + "Interstellar medium", + "Near-Earth object", + "Nova", + "Quasar" ] }, "answerKey": "C" @@ -5898,18 +3962,10 @@ "D" ], "text": [ - [ - "Variable star" - ], - [ - "Accreting object" - ], - [ - "Neutron star" - ], - [ - "Supernova" - ] + "Variable star", + "Accreting object", + "Neutron star", + "Supernova" ] }, "answerKey": "C" @@ -5925,22 +3981,10 @@ "D" ], "text": [ - [ - "Accreting object", - "Binary system" - ], - [ - "Repeater", - "Binary system" - ], - [ - "Accreting object", - "Neutron star" - ], - [ - "Accreting object", - "Globular cluster" - ] + "Accreting object, Binary system", + "Repeater, Binary system", + "Accreting object, Neutron star", + "Accreting object, Globular cluster" ] }, "answerKey": "A" @@ -5956,22 +4000,10 @@ "D" ], "text": [ - [ - "Interstellar medium", - "Binary system" - ], - [ - "Circumstellar disk", - "Binary system" - ], - [ - "Neutron star", - "Binary system" - ], - [ - "Near-Earth object", - "Binary system" - ] + "Interstellar medium, Binary system", + "Circumstellar disk, Binary system", + "Neutron star, Binary system", + "Near-Earth object, Binary system" ] }, "answerKey": "C" @@ -5987,18 +4019,10 @@ "D" ], "text": [ - [ - "Active galactic nucleus" - ], - [ - "Supernova" - ], - [ - "Globular cluster" - ], - [ - "Exoplanet" - ] + "Active galactic nucleus", + "Supernova", + "Globular cluster", + "Exoplanet" ] }, "answerKey": "A" @@ -6014,18 +4038,10 @@ "D" ], "text": [ - [ - "Repeater" - ], - [ - "Star and stellar system" - ], - [ - "Circumstellar disk" - ], - [ - "Neutron star" - ] + "Repeater", + "Star and stellar system", + "Circumstellar disk", + "Neutron star" ] }, "answerKey": "D" @@ -6041,22 +4057,10 @@ "D" ], "text": [ - [ - "Galaxy", - "Pulsar" - ], - [ - "Pulsar", - "Pulsar" - ], - [ - "Binary system", - "Pulsar" - ], - [ - "Quasar", - "Pulsar" - ] + "Galaxy, Pulsar", + "Pulsar, Pulsar", + "Binary system, Pulsar", + "Quasar, Pulsar" ] }, "answerKey": "C" @@ -6072,18 +4076,10 @@ "D" ], "text": [ - [ - "Supernova" - ], - [ - "Quasar" - ], - [ - "Circumstellar disk" - ], - [ - "Pulsar" - ] + "Supernova", + "Quasar", + "Circumstellar disk", + "Pulsar" ] }, "answerKey": "A" @@ -6099,18 +4095,10 @@ "D" ], "text": [ - [ - "Stellar evolution" - ], - [ - "Active galactic nucleus" - ], - [ - "Accreting object" - ], - [ - "Minor body" - ] + "Stellar evolution", + "Active galactic nucleus", + "Accreting object", + "Minor body" ] }, "answerKey": "B" @@ -6126,26 +4114,10 @@ "D" ], "text": [ - [ - "Neutron star", - "Exoplanet", - "Pulsar" - ], - [ - "Neutron star", - "Binary system", - "Pulsar" - ], - [ - "Neutron star", - "Circumstellar disk", - "Pulsar" - ], - [ - "Stellar evolution", - "Binary system", - "Pulsar" - ] + "Neutron star, Exoplanet, Pulsar", + "Neutron star, Binary system, Pulsar", + "Neutron star, Circumstellar disk, Pulsar", + "Stellar evolution, Binary system, Pulsar" ] }, "answerKey": "B" @@ -6161,18 +4133,10 @@ "D" ], "text": [ - [ - "Magnetar" - ], - [ - "Nova" - ], - [ - "Black hole" - ], - [ - "Stellar evolution" - ] + "Magnetar", + "Nova", + "Black hole", + "Stellar evolution" ] }, "answerKey": "C" @@ -6188,22 +4152,10 @@ "D" ], "text": [ - [ - "Black hole", - "Circumstellar disk" - ], - [ - "Black hole", - "Neutron star" - ], - [ - "Quasar", - "Neutron star" - ], - [ - "Neutron star", - "Neutron star" - ] + "Black hole, Circumstellar disk", + "Black hole, Neutron star", + "Quasar, Neutron star", + "Neutron star, Neutron star" ] }, "answerKey": "B" @@ -6219,18 +4171,10 @@ "D" ], "text": [ - [ - "Star and stellar system" - ], - [ - "Active galactic nucleus" - ], - [ - "Binary system" - ], - [ - "Galaxy" - ] + "Star and stellar system", + "Active galactic nucleus", + "Binary system", + "Galaxy" ] }, "answerKey": "C" @@ -6246,18 +4190,10 @@ "D" ], "text": [ - [ - "Supernova" - ], - [ - "Exoplanet" - ], - [ - "Accreting object" - ], - [ - "Magnetar" - ] + "Supernova", + "Exoplanet", + "Accreting object", + "Magnetar" ] }, "answerKey": "A" @@ -6273,18 +4209,10 @@ "D" ], "text": [ - [ - "Exoplanet" - ], - [ - "Galaxy" - ], - [ - "Pulsar" - ], - [ - "Black hole" - ] + "Exoplanet", + "Galaxy", + "Pulsar", + "Black hole" ] }, "answerKey": "D" @@ -6300,22 +4228,10 @@ "D" ], "text": [ - [ - "Neutron star", - "Black hole" - ], - [ - "Nova", - "Black hole" - ], - [ - "Neutron star", - "Neutron star" - ], - [ - "Neutron star", - "Magnetar" - ] + "Neutron star, Black hole", + "Nova, Black hole", + "Neutron star, Neutron star", + "Neutron star, Magnetar" ] }, "answerKey": "A" @@ -6331,18 +4247,10 @@ "D" ], "text": [ - [ - "Supernova" - ], - [ - "Magnetar" - ], - [ - "Black hole" - ], - [ - "Neutron star" - ] + "Supernova", + "Magnetar", + "Black hole", + "Neutron star" ] }, "answerKey": "D" @@ -6358,18 +4266,10 @@ "D" ], "text": [ - [ - "Stellar evolution" - ], - [ - "Black hole" - ], - [ - "Globular cluster" - ], - [ - "Active galactic nucleus" - ] + "Stellar evolution", + "Black hole", + "Globular cluster", + "Active galactic nucleus" ] }, "answerKey": "B" @@ -6385,18 +4285,10 @@ "D" ], "text": [ - [ - "Neutron star" - ], - [ - "Stellar evolution" - ], - [ - "Pulsar" - ], - [ - "Minor body" - ] + "Neutron star", + "Stellar evolution", + "Pulsar", + "Minor body" ] }, "answerKey": "A" @@ -6412,22 +4304,10 @@ "D" ], "text": [ - [ - "Binary system", - "Magnetar" - ], - [ - "Binary system", - "Supernova" - ], - [ - "Binary system", - "Pulsar" - ], - [ - "Binary system", - "Galaxy" - ] + "Binary system, Magnetar", + "Binary system, Supernova", + "Binary system, Pulsar", + "Binary system, Galaxy" ] }, "answerKey": "C" @@ -6443,22 +4323,10 @@ "D" ], "text": [ - [ - "Black hole", - "Pulsar" - ], - [ - "Binary system", - "Pulsar" - ], - [ - "Binary system", - "Neutron star" - ], - [ - "Active galactic nucleus", - "Pulsar" - ] + "Black hole, Pulsar", + "Binary system, Pulsar", + "Binary system, Neutron star", + "Active galactic nucleus, Pulsar" ] }, "answerKey": "B" @@ -6474,18 +4342,10 @@ "D" ], "text": [ - [ - "Binary system" - ], - [ - "Stellar evolution" - ], - [ - "Circumstellar disk" - ], - [ - "Nova" - ] + "Binary system", + "Stellar evolution", + "Circumstellar disk", + "Nova" ] }, "answerKey": "A" @@ -6501,18 +4361,10 @@ "D" ], "text": [ - [ - "Accreting object" - ], - [ - "Near-Earth object" - ], - [ - "Stellar evolution" - ], - [ - "Galaxy" - ] + "Accreting object", + "Near-Earth object", + "Stellar evolution", + "Galaxy" ] }, "answerKey": "A" @@ -6528,18 +4380,10 @@ "D" ], "text": [ - [ - "Globular cluster" - ], - [ - "Variable star" - ], - [ - "Active galactic nucleus" - ], - [ - "Supernova" - ] + "Globular cluster", + "Variable star", + "Active galactic nucleus", + "Supernova" ] }, "answerKey": "D" @@ -6555,22 +4399,10 @@ "D" ], "text": [ - [ - "Circumstellar disk", - "Neutron star" - ], - [ - "Repeater", - "Neutron star" - ], - [ - "Black hole", - "Neutron star" - ], - [ - "Black hole", - "Nova" - ] + "Circumstellar disk, Neutron star", + "Repeater, Neutron star", + "Black hole, Neutron star", + "Black hole, Nova" ] }, "answerKey": "C" @@ -6586,18 +4418,10 @@ "D" ], "text": [ - [ - "Galaxy" - ], - [ - "Circumstellar disk" - ], - [ - "Magnetar" - ], - [ - "Nova" - ] + "Galaxy", + "Circumstellar disk", + "Magnetar", + "Nova" ] }, "answerKey": "C" @@ -6613,18 +4437,10 @@ "D" ], "text": [ - [ - "Repeater" - ], - [ - "Quasar" - ], - [ - "Binary system" - ], - [ - "Black hole" - ] + "Repeater", + "Quasar", + "Binary system", + "Black hole" ] }, "answerKey": "B" @@ -6640,22 +4456,10 @@ "D" ], "text": [ - [ - "Neutron star", - "Binary system" - ], - [ - "Magnetar", - "Binary system" - ], - [ - "Neutron star", - "Circumstellar disk" - ], - [ - "Black hole", - "Binary system" - ] + "Neutron star, Binary system", + "Magnetar, Binary system", + "Neutron star, Circumstellar disk", + "Black hole, Binary system" ] }, "answerKey": "A" @@ -6671,18 +4475,10 @@ "D" ], "text": [ - [ - "Nova" - ], - [ - "Star and stellar system" - ], - [ - "Supernova" - ], - [ - "Galaxy" - ] + "Nova", + "Star and stellar system", + "Supernova", + "Galaxy" ] }, "answerKey": "C" @@ -6698,18 +4494,10 @@ "D" ], "text": [ - [ - "Nova" - ], - [ - "Interstellar medium" - ], - [ - "Globular cluster" - ], - [ - "Black hole" - ] + "Nova", + "Interstellar medium", + "Globular cluster", + "Black hole" ] }, "answerKey": "D" @@ -6725,18 +4513,10 @@ "D" ], "text": [ - [ - "Nova" - ], - [ - "Circumstellar disk" - ], - [ - "Magnetar" - ], - [ - "Repeater" - ] + "Nova", + "Circumstellar disk", + "Magnetar", + "Repeater" ] }, "answerKey": "A" @@ -6752,22 +4532,10 @@ "D" ], "text": [ - [ - "Black hole", - "Exoplanet" - ], - [ - "Galaxy", - "Neutron star" - ], - [ - "Variable star", - "Neutron star" - ], - [ - "Black hole", - "Neutron star" - ] + "Black hole, Exoplanet", + "Galaxy, Neutron star", + "Variable star, Neutron star", + "Black hole, Neutron star" ] }, "answerKey": "D" @@ -6783,18 +4551,10 @@ "D" ], "text": [ - [ - "Binary system" - ], - [ - "Neutron star" - ], - [ - "Black hole" - ], - [ - "Nova" - ] + "Binary system", + "Neutron star", + "Black hole", + "Nova" ] }, "answerKey": "C" @@ -6810,18 +4570,10 @@ "D" ], "text": [ - [ - "Supernova" - ], - [ - "Minor body" - ], - [ - "Nova" - ], - [ - "Globular cluster" - ] + "Supernova", + "Minor body", + "Nova", + "Globular cluster" ] }, "answerKey": "A" @@ -6837,18 +4589,10 @@ "D" ], "text": [ - [ - "Supernova" - ], - [ - "Active galactic nucleus" - ], - [ - "Nova" - ], - [ - "Star and stellar system" - ] + "Supernova", + "Active galactic nucleus", + "Nova", + "Star and stellar system" ] }, "answerKey": "A" @@ -6864,18 +4608,10 @@ "D" ], "text": [ - [ - "Supernova" - ], - [ - "Variable star" - ], - [ - "Near-Earth object" - ], - [ - "Stellar evolution" - ] + "Supernova", + "Variable star", + "Near-Earth object", + "Stellar evolution" ] }, "answerKey": "A" @@ -6891,22 +4627,10 @@ "D" ], "text": [ - [ - "Circumstellar disk", - "Supernova" - ], - [ - "Active galactic nucleus", - "Supernova" - ], - [ - "Nova", - "Supernova" - ], - [ - "Nova", - "Interstellar medium" - ] + "Circumstellar disk, Supernova", + "Active galactic nucleus, Supernova", + "Nova, Supernova", + "Nova, Interstellar medium" ] }, "answerKey": "C" @@ -6922,22 +4646,10 @@ "D" ], "text": [ - [ - "Active galactic nucleus", - "Minor body" - ], - [ - "Active galactic nucleus", - "Nova" - ], - [ - "Active galactic nucleus", - "Black hole" - ], - [ - "Active galactic nucleus", - "Galaxy" - ] + "Active galactic nucleus, Minor body", + "Active galactic nucleus, Nova", + "Active galactic nucleus, Black hole", + "Active galactic nucleus, Galaxy" ] }, "answerKey": "C" @@ -6953,18 +4665,10 @@ "D" ], "text": [ - [ - "Star and stellar system" - ], - [ - "Variable star" - ], - [ - "Neutron star" - ], - [ - "Stellar evolution" - ] + "Star and stellar system", + "Variable star", + "Neutron star", + "Stellar evolution" ] }, "answerKey": "A" @@ -6980,18 +4684,10 @@ "D" ], "text": [ - [ - "Magnetar" - ], - [ - "Globular cluster" - ], - [ - "Neutron star" - ], - [ - "Black hole" - ] + "Magnetar", + "Globular cluster", + "Neutron star", + "Black hole" ] }, "answerKey": "D" @@ -7007,18 +4703,10 @@ "D" ], "text": [ - [ - "Neutron star" - ], - [ - "Pulsar" - ], - [ - "Galaxy" - ], - [ - "Binary system" - ] + "Neutron star", + "Pulsar", + "Galaxy", + "Binary system" ] }, "answerKey": "A" @@ -7034,18 +4722,10 @@ "D" ], "text": [ - [ - "Galaxy" - ], - [ - "Supernova" - ], - [ - "Neutron star" - ], - [ - "Variable star" - ] + "Galaxy", + "Supernova", + "Neutron star", + "Variable star" ] }, "answerKey": "B" @@ -7061,18 +4741,10 @@ "D" ], "text": [ - [ - "Interstellar medium" - ], - [ - "Globular cluster" - ], - [ - "Supernova" - ], - [ - "Nova" - ] + "Interstellar medium", + "Globular cluster", + "Supernova", + "Nova" ] }, "answerKey": "C" @@ -7088,18 +4760,10 @@ "D" ], "text": [ - [ - "Accreting object" - ], - [ - "Supernova" - ], - [ - "Minor body" - ], - [ - "Quasar" - ] + "Accreting object", + "Supernova", + "Minor body", + "Quasar" ] }, "answerKey": "B" @@ -7115,18 +4779,10 @@ "D" ], "text": [ - [ - "Near-Earth object" - ], - [ - "Supernova" - ], - [ - "Stellar evolution" - ], - [ - "Accreting object" - ] + "Near-Earth object", + "Supernova", + "Stellar evolution", + "Accreting object" ] }, "answerKey": "B" @@ -7142,18 +4798,10 @@ "D" ], "text": [ - [ - "Globular cluster" - ], - [ - "Quasar" - ], - [ - "Supernova" - ], - [ - "Accreting object" - ] + "Globular cluster", + "Quasar", + "Supernova", + "Accreting object" ] }, "answerKey": "C" @@ -7169,18 +4817,10 @@ "D" ], "text": [ - [ - "Magnetar" - ], - [ - "Globular cluster" - ], - [ - "Black hole" - ], - [ - "Interstellar medium" - ] + "Magnetar", + "Globular cluster", + "Black hole", + "Interstellar medium" ] }, "answerKey": "C" @@ -7196,18 +4836,10 @@ "D" ], "text": [ - [ - "Variable star" - ], - [ - "Circumstellar disk" - ], - [ - "Galaxy" - ], - [ - "Minor body" - ] + "Variable star", + "Circumstellar disk", + "Galaxy", + "Minor body" ] }, "answerKey": "A" @@ -7223,22 +4855,10 @@ "D" ], "text": [ - [ - "Black hole", - "Pulsar" - ], - [ - "Binary system", - "Interstellar medium" - ], - [ - "Binary system", - "Near-Earth object" - ], - [ - "Binary system", - "Pulsar" - ] + "Black hole, Pulsar", + "Binary system, Interstellar medium", + "Binary system, Near-Earth object", + "Binary system, Pulsar" ] }, "answerKey": "D" @@ -7254,18 +4874,10 @@ "D" ], "text": [ - [ - "Repeater" - ], - [ - "Supernova" - ], - [ - "Galaxy" - ], - [ - "Variable star" - ] + "Repeater", + "Supernova", + "Galaxy", + "Variable star" ] }, "answerKey": "B" @@ -7281,18 +4893,10 @@ "D" ], "text": [ - [ - "Near-Earth object" - ], - [ - "Magnetar" - ], - [ - "Neutron star" - ], - [ - "Galaxy" - ] + "Near-Earth object", + "Magnetar", + "Neutron star", + "Galaxy" ] }, "answerKey": "B" @@ -7308,18 +4912,10 @@ "D" ], "text": [ - [ - "Magnetar" - ], - [ - "Globular cluster" - ], - [ - "Galaxy" - ], - [ - "Pulsar" - ] + "Magnetar", + "Globular cluster", + "Galaxy", + "Pulsar" ] }, "answerKey": "C" @@ -7335,18 +4931,10 @@ "D" ], "text": [ - [ - "Near-Earth object" - ], - [ - "Globular cluster" - ], - [ - "Minor body" - ], - [ - "Galaxy" - ] + "Near-Earth object", + "Globular cluster", + "Minor body", + "Galaxy" ] }, "answerKey": "B" @@ -7362,18 +4950,10 @@ "D" ], "text": [ - [ - "Magnetar" - ], - [ - "Supernova" - ], - [ - "Galaxy" - ], - [ - "Binary system" - ] + "Magnetar", + "Supernova", + "Galaxy", + "Binary system" ] }, "answerKey": "B" @@ -7389,18 +4969,10 @@ "D" ], "text": [ - [ - "Supernova" - ], - [ - "Binary system" - ], - [ - "Quasar" - ], - [ - "Galaxy" - ] + "Supernova", + "Binary system", + "Quasar", + "Galaxy" ] }, "answerKey": "A" @@ -7416,18 +4988,10 @@ "D" ], "text": [ - [ - "Stellar evolution" - ], - [ - "Galaxy" - ], - [ - "Nova" - ], - [ - "Binary system" - ] + "Stellar evolution", + "Galaxy", + "Nova", + "Binary system" ] }, "answerKey": "C" @@ -7443,18 +5007,10 @@ "D" ], "text": [ - [ - "Supernova" - ], - [ - "Nova" - ], - [ - "Quasar" - ], - [ - "Variable star" - ] + "Supernova", + "Nova", + "Quasar", + "Variable star" ] }, "answerKey": "A" @@ -7470,18 +5026,10 @@ "D" ], "text": [ - [ - "Variable star" - ], - [ - "Interstellar medium" - ], - [ - "Galaxy" - ], - [ - "Supernova" - ] + "Variable star", + "Interstellar medium", + "Galaxy", + "Supernova" ] }, "answerKey": "A" @@ -7497,18 +5045,10 @@ "D" ], "text": [ - [ - "Neutron star" - ], - [ - "Nova" - ], - [ - "Circumstellar disk" - ], - [ - "Black hole" - ] + "Neutron star", + "Nova", + "Circumstellar disk", + "Black hole" ] }, "answerKey": "C" @@ -7524,18 +5064,10 @@ "D" ], "text": [ - [ - "Minor body" - ], - [ - "Binary system" - ], - [ - "Variable star" - ], - [ - "Galaxy" - ] + "Minor body", + "Binary system", + "Variable star", + "Galaxy" ] }, "answerKey": "D" @@ -7551,22 +5083,10 @@ "D" ], "text": [ - [ - "Binary system", - "Accreting object" - ], - [ - "Magnetar", - "Accreting object" - ], - [ - "Binary system", - "Active galactic nucleus" - ], - [ - "Star and stellar system", - "Accreting object" - ] + "Binary system, Accreting object", + "Magnetar, Accreting object", + "Binary system, Active galactic nucleus", + "Star and stellar system, Accreting object" ] }, "answerKey": "A" @@ -7582,22 +5102,10 @@ "D" ], "text": [ - [ - "Binary system", - "Neutron star" - ], - [ - "Neutron star", - "Neutron star" - ], - [ - "Binary system", - "Supernova" - ], - [ - "Nova", - "Neutron star" - ] + "Binary system, Neutron star", + "Neutron star, Neutron star", + "Binary system, Supernova", + "Nova, Neutron star" ] }, "answerKey": "A" @@ -7613,18 +5121,10 @@ "D" ], "text": [ - [ - "Variable star" - ], - [ - "Pulsar" - ], - [ - "Quasar" - ], - [ - "Active galactic nucleus" - ] + "Variable star", + "Pulsar", + "Quasar", + "Active galactic nucleus" ] }, "answerKey": "C" @@ -7640,18 +5140,10 @@ "D" ], "text": [ - [ - "Magnetar" - ], - [ - "Interstellar medium" - ], - [ - "Nova" - ], - [ - "Star and stellar system" - ] + "Magnetar", + "Interstellar medium", + "Nova", + "Star and stellar system" ] }, "answerKey": "A" @@ -7667,18 +5159,10 @@ "D" ], "text": [ - [ - "Pulsar" - ], - [ - "Interstellar medium" - ], - [ - "Variable star" - ], - [ - "Exoplanet" - ] + "Pulsar", + "Interstellar medium", + "Variable star", + "Exoplanet" ] }, "answerKey": "A" @@ -7694,18 +5178,10 @@ "D" ], "text": [ - [ - "Star and stellar system" - ], - [ - "Supernova" - ], - [ - "Nova" - ], - [ - "Variable star" - ] + "Star and stellar system", + "Supernova", + "Nova", + "Variable star" ] }, "answerKey": "B" @@ -7721,18 +5197,10 @@ "D" ], "text": [ - [ - "Minor body" - ], - [ - "Nova" - ], - [ - "Active galactic nucleus" - ], - [ - "Black hole" - ] + "Minor body", + "Nova", + "Active galactic nucleus", + "Black hole" ] }, "answerKey": "D" @@ -7748,18 +5216,10 @@ "D" ], "text": [ - [ - "Supernova" - ], - [ - "Circumstellar disk" - ], - [ - "Quasar" - ], - [ - "Pulsar" - ] + "Supernova", + "Circumstellar disk", + "Quasar", + "Pulsar" ] }, "answerKey": "A" @@ -7775,22 +5235,10 @@ "D" ], "text": [ - [ - "Quasar", - "Accreting object" - ], - [ - "Quasar", - "Variable star" - ], - [ - "Binary system", - "Accreting object" - ], - [ - "Magnetar", - "Accreting object" - ] + "Quasar, Accreting object", + "Quasar, Variable star", + "Binary system, Accreting object", + "Magnetar, Accreting object" ] }, "answerKey": "A" @@ -7806,18 +5254,10 @@ "D" ], "text": [ - [ - "Quasar" - ], - [ - "Magnetar" - ], - [ - "Minor body" - ], - [ - "Supernova" - ] + "Quasar", + "Magnetar", + "Minor body", + "Supernova" ] }, "answerKey": "A" @@ -7833,18 +5273,10 @@ "D" ], "text": [ - [ - "Exoplanet" - ], - [ - "Binary system" - ], - [ - "Variable star" - ], - [ - "Black hole" - ] + "Exoplanet", + "Binary system", + "Variable star", + "Black hole" ] }, "answerKey": "D" @@ -7860,18 +5292,10 @@ "D" ], "text": [ - [ - "Black hole" - ], - [ - "Minor body" - ], - [ - "Pulsar" - ], - [ - "Supernova" - ] + "Black hole", + "Minor body", + "Pulsar", + "Supernova" ] }, "answerKey": "D" @@ -7887,18 +5311,10 @@ "D" ], "text": [ - [ - "Black hole" - ], - [ - "Circumstellar disk" - ], - [ - "Star and stellar system" - ], - [ - "Variable star" - ] + "Black hole", + "Circumstellar disk", + "Star and stellar system", + "Variable star" ] }, "answerKey": "D" @@ -7914,18 +5330,10 @@ "D" ], "text": [ - [ - "Magnetar" - ], - [ - "Quasar" - ], - [ - "Near-Earth object" - ], - [ - "Nova" - ] + "Magnetar", + "Quasar", + "Near-Earth object", + "Nova" ] }, "answerKey": "D" @@ -7941,22 +5349,10 @@ "D" ], "text": [ - [ - "Active galactic nucleus", - "Neutron star" - ], - [ - "Magnetar", - "Quasar" - ], - [ - "Nova", - "Quasar" - ], - [ - "Active galactic nucleus", - "Quasar" - ] + "Active galactic nucleus, Neutron star", + "Magnetar, Quasar", + "Nova, Quasar", + "Active galactic nucleus, Quasar" ] }, "answerKey": "D" @@ -7972,18 +5368,10 @@ "D" ], "text": [ - [ - "Circumstellar disk" - ], - [ - "Stellar evolution" - ], - [ - "Quasar" - ], - [ - "Variable star" - ] + "Circumstellar disk", + "Stellar evolution", + "Quasar", + "Variable star" ] }, "answerKey": "A" @@ -7999,22 +5387,10 @@ "D" ], "text": [ - [ - "Black hole", - "Supernova" - ], - [ - "Black hole", - "Binary system" - ], - [ - "Accreting object", - "Binary system" - ], - [ - "Black hole", - "Repeater" - ] + "Black hole, Supernova", + "Black hole, Binary system", + "Accreting object, Binary system", + "Black hole, Repeater" ] }, "answerKey": "B" @@ -8030,18 +5406,10 @@ "D" ], "text": [ - [ - "Binary system" - ], - [ - "Circumstellar disk" - ], - [ - "Supernova" - ], - [ - "Interstellar medium" - ] + "Binary system", + "Circumstellar disk", + "Supernova", + "Interstellar medium" ] }, "answerKey": "C" @@ -8057,18 +5425,10 @@ "D" ], "text": [ - [ - "Accreting object" - ], - [ - "Nova" - ], - [ - "Stellar evolution" - ], - [ - "Interstellar medium" - ] + "Accreting object", + "Nova", + "Stellar evolution", + "Interstellar medium" ] }, "answerKey": "B" @@ -8084,18 +5444,10 @@ "D" ], "text": [ - [ - "Variable star" - ], - [ - "Quasar" - ], - [ - "Circumstellar disk" - ], - [ - "Globular cluster" - ] + "Variable star", + "Quasar", + "Circumstellar disk", + "Globular cluster" ] }, "answerKey": "A" @@ -8111,18 +5463,10 @@ "D" ], "text": [ - [ - "Circumstellar disk" - ], - [ - "Supernova" - ], - [ - "Repeater" - ], - [ - "Pulsar" - ] + "Circumstellar disk", + "Supernova", + "Repeater", + "Pulsar" ] }, "answerKey": "B" @@ -8138,18 +5482,10 @@ "D" ], "text": [ - [ - "Minor body" - ], - [ - "Binary system" - ], - [ - "Supernova" - ], - [ - "Active galactic nucleus" - ] + "Minor body", + "Binary system", + "Supernova", + "Active galactic nucleus" ] }, "answerKey": "D" @@ -8165,18 +5501,10 @@ "D" ], "text": [ - [ - "Stellar evolution" - ], - [ - "Supernova" - ], - [ - "Neutron star" - ], - [ - "Star and stellar system" - ] + "Stellar evolution", + "Supernova", + "Neutron star", + "Star and stellar system" ] }, "answerKey": "B" @@ -8192,18 +5520,10 @@ "D" ], "text": [ - [ - "Supernova" - ], - [ - "Globular cluster" - ], - [ - "Neutron star" - ], - [ - "Nova" - ] + "Supernova", + "Globular cluster", + "Neutron star", + "Nova" ] }, "answerKey": "A" @@ -8219,18 +5539,10 @@ "D" ], "text": [ - [ - "Galaxy" - ], - [ - "Pulsar" - ], - [ - "Interstellar medium" - ], - [ - "Nova" - ] + "Galaxy", + "Pulsar", + "Interstellar medium", + "Nova" ] }, "answerKey": "D" @@ -8246,18 +5558,10 @@ "D" ], "text": [ - [ - "Circumstellar disk" - ], - [ - "Active galactic nucleus" - ], - [ - "Quasar" - ], - [ - "Interstellar medium" - ] + "Circumstellar disk", + "Active galactic nucleus", + "Quasar", + "Interstellar medium" ] }, "answerKey": "B" @@ -8273,18 +5577,10 @@ "D" ], "text": [ - [ - "Circumstellar disk" - ], - [ - "Black hole" - ], - [ - "Active galactic nucleus" - ], - [ - "Globular cluster" - ] + "Circumstellar disk", + "Black hole", + "Active galactic nucleus", + "Globular cluster" ] }, "answerKey": "B" @@ -8300,18 +5596,10 @@ "D" ], "text": [ - [ - "Neutron star" - ], - [ - "Variable star" - ], - [ - "Star and stellar system" - ], - [ - "Active galactic nucleus" - ] + "Neutron star", + "Variable star", + "Star and stellar system", + "Active galactic nucleus" ] }, "answerKey": "B" @@ -8327,18 +5615,10 @@ "D" ], "text": [ - [ - "Near-Earth object" - ], - [ - "Exoplanet" - ], - [ - "Repeater" - ], - [ - "Star and stellar system" - ] + "Near-Earth object", + "Exoplanet", + "Repeater", + "Star and stellar system" ] }, "answerKey": "B" @@ -8354,18 +5634,10 @@ "D" ], "text": [ - [ - "Stellar evolution" - ], - [ - "Binary system" - ], - [ - "Near-Earth object" - ], - [ - "Black hole" - ] + "Stellar evolution", + "Binary system", + "Near-Earth object", + "Black hole" ] }, "answerKey": "D" @@ -8381,18 +5653,10 @@ "D" ], "text": [ - [ - "Interstellar medium" - ], - [ - "Near-Earth object" - ], - [ - "Supernova" - ], - [ - "Pulsar" - ] + "Interstellar medium", + "Near-Earth object", + "Supernova", + "Pulsar" ] }, "answerKey": "C" @@ -8408,22 +5672,10 @@ "D" ], "text": [ - [ - "Stellar evolution", - "Nova" - ], - [ - "Variable star", - "Minor body" - ], - [ - "Variable star", - "Repeater" - ], - [ - "Variable star", - "Nova" - ] + "Stellar evolution, Nova", + "Variable star, Minor body", + "Variable star, Repeater", + "Variable star, Nova" ] }, "answerKey": "D" @@ -8439,18 +5691,10 @@ "D" ], "text": [ - [ - "Star and stellar system" - ], - [ - "Circumstellar disk" - ], - [ - "Supernova" - ], - [ - "Interstellar medium" - ] + "Star and stellar system", + "Circumstellar disk", + "Supernova", + "Interstellar medium" ] }, "answerKey": "C" @@ -8466,22 +5710,10 @@ "D" ], "text": [ - [ - "Quasar", - "Black hole" - ], - [ - "Repeater", - "Black hole" - ], - [ - "Binary system", - "Black hole" - ], - [ - "Quasar", - "Stellar evolution" - ] + "Quasar, Black hole", + "Repeater, Black hole", + "Binary system, Black hole", + "Quasar, Stellar evolution" ] }, "answerKey": "A" @@ -8497,18 +5729,10 @@ "D" ], "text": [ - [ - "Variable star" - ], - [ - "Circumstellar disk" - ], - [ - "Supernova" - ], - [ - "Star and stellar system" - ] + "Variable star", + "Circumstellar disk", + "Supernova", + "Star and stellar system" ] }, "answerKey": "C" @@ -8524,18 +5748,10 @@ "D" ], "text": [ - [ - "Magnetar" - ], - [ - "Supernova" - ], - [ - "Variable star" - ], - [ - "Minor body" - ] + "Magnetar", + "Supernova", + "Variable star", + "Minor body" ] }, "answerKey": "C" @@ -8551,18 +5767,10 @@ "D" ], "text": [ - [ - "Circumstellar disk" - ], - [ - "Nova" - ], - [ - "Active galactic nucleus" - ], - [ - "Near-Earth object" - ] + "Circumstellar disk", + "Nova", + "Active galactic nucleus", + "Near-Earth object" ] }, "answerKey": "B" @@ -8578,18 +5786,10 @@ "D" ], "text": [ - [ - "Variable star" - ], - [ - "Star and stellar system" - ], - [ - "Supernova" - ], - [ - "Pulsar" - ] + "Variable star", + "Star and stellar system", + "Supernova", + "Pulsar" ] }, "answerKey": "C" @@ -8605,18 +5805,10 @@ "D" ], "text": [ - [ - "Black hole" - ], - [ - "Accreting object" - ], - [ - "Supernova" - ], - [ - "Star and stellar system" - ] + "Black hole", + "Accreting object", + "Supernova", + "Star and stellar system" ] }, "answerKey": "B" @@ -8632,18 +5824,10 @@ "D" ], "text": [ - [ - "Stellar evolution" - ], - [ - "Star and stellar system" - ], - [ - "Black hole" - ], - [ - "Repeater" - ] + "Stellar evolution", + "Star and stellar system", + "Black hole", + "Repeater" ] }, "answerKey": "C" @@ -8659,18 +5843,10 @@ "D" ], "text": [ - [ - "Nova" - ], - [ - "Interstellar medium" - ], - [ - "Black hole" - ], - [ - "Circumstellar disk" - ] + "Nova", + "Interstellar medium", + "Black hole", + "Circumstellar disk" ] }, "answerKey": "B" @@ -8686,18 +5862,10 @@ "D" ], "text": [ - [ - "Neutron star" - ], - [ - "Interstellar medium" - ], - [ - "Magnetar" - ], - [ - "Exoplanet" - ] + "Neutron star", + "Interstellar medium", + "Magnetar", + "Exoplanet" ] }, "answerKey": "A" @@ -8713,18 +5881,10 @@ "D" ], "text": [ - [ - "Black hole" - ], - [ - "Exoplanet" - ], - [ - "Supernova" - ], - [ - "Quasar" - ] + "Black hole", + "Exoplanet", + "Supernova", + "Quasar" ] }, "answerKey": "C" @@ -8740,18 +5900,10 @@ "D" ], "text": [ - [ - "Magnetar" - ], - [ - "Pulsar" - ], - [ - "Globular cluster" - ], - [ - "Supernova" - ] + "Magnetar", + "Pulsar", + "Globular cluster", + "Supernova" ] }, "answerKey": "D" @@ -8767,18 +5919,10 @@ "D" ], "text": [ - [ - "Quasar" - ], - [ - "Galaxy" - ], - [ - "Supernova" - ], - [ - "Magnetar" - ] + "Quasar", + "Galaxy", + "Supernova", + "Magnetar" ] }, "answerKey": "C" @@ -8794,18 +5938,10 @@ "D" ], "text": [ - [ - "Exoplanet" - ], - [ - "Nova" - ], - [ - "Variable star" - ], - [ - "Neutron star" - ] + "Exoplanet", + "Nova", + "Variable star", + "Neutron star" ] }, "answerKey": "B" @@ -8821,18 +5957,10 @@ "D" ], "text": [ - [ - "Black hole" - ], - [ - "Pulsar" - ], - [ - "Minor body" - ], - [ - "Accreting object" - ] + "Black hole", + "Pulsar", + "Minor body", + "Accreting object" ] }, "answerKey": "A" @@ -8848,18 +5976,10 @@ "D" ], "text": [ - [ - "Quasar" - ], - [ - "Pulsar" - ], - [ - "Nova" - ], - [ - "Supernova" - ] + "Quasar", + "Pulsar", + "Nova", + "Supernova" ] }, "answerKey": "C" @@ -8875,18 +5995,10 @@ "D" ], "text": [ - [ - "Globular cluster" - ], - [ - "Supernova" - ], - [ - "Galaxy" - ], - [ - "Pulsar" - ] + "Globular cluster", + "Supernova", + "Galaxy", + "Pulsar" ] }, "answerKey": "B" @@ -8902,18 +6014,10 @@ "D" ], "text": [ - [ - "Globular cluster" - ], - [ - "Neutron star" - ], - [ - "Nova" - ], - [ - "Accreting object" - ] + "Globular cluster", + "Neutron star", + "Nova", + "Accreting object" ] }, "answerKey": "C" @@ -8929,18 +6033,10 @@ "D" ], "text": [ - [ - "Stellar evolution" - ], - [ - "Supernova" - ], - [ - "Interstellar medium" - ], - [ - "Black hole" - ] + "Stellar evolution", + "Supernova", + "Interstellar medium", + "Black hole" ] }, "answerKey": "B" @@ -8956,18 +6052,10 @@ "D" ], "text": [ - [ - "Globular cluster" - ], - [ - "Stellar evolution" - ], - [ - "Interstellar medium" - ], - [ - "Neutron star" - ] + "Globular cluster", + "Stellar evolution", + "Interstellar medium", + "Neutron star" ] }, "answerKey": "D" @@ -8983,18 +6071,10 @@ "D" ], "text": [ - [ - "Star and stellar system" - ], - [ - "Active galactic nucleus" - ], - [ - "Interstellar medium" - ], - [ - "Quasar" - ] + "Star and stellar system", + "Active galactic nucleus", + "Interstellar medium", + "Quasar" ] }, "answerKey": "B" @@ -9010,18 +6090,10 @@ "D" ], "text": [ - [ - "Exoplanet" - ], - [ - "Supernova" - ], - [ - "Circumstellar disk" - ], - [ - "Near-Earth object" - ] + "Exoplanet", + "Supernova", + "Circumstellar disk", + "Near-Earth object" ] }, "answerKey": "B" @@ -9037,22 +6109,10 @@ "D" ], "text": [ - [ - "Neutron star", - "Variable star" - ], - [ - "Neutron star", - "Black hole" - ], - [ - "Near-Earth object", - "Black hole" - ], - [ - "Neutron star", - "Nova" - ] + "Neutron star, Variable star", + "Neutron star, Black hole", + "Near-Earth object, Black hole", + "Neutron star, Nova" ] }, "answerKey": "B" @@ -9068,22 +6128,10 @@ "D" ], "text": [ - [ - "Supernova", - "Pulsar" - ], - [ - "Neutron star", - "Pulsar" - ], - [ - "Repeater", - "Pulsar" - ], - [ - "Neutron star", - "Repeater" - ] + "Supernova, Pulsar", + "Neutron star, Pulsar", + "Repeater, Pulsar", + "Neutron star, Repeater" ] }, "answerKey": "B" @@ -9099,18 +6147,10 @@ "D" ], "text": [ - [ - "Variable star" - ], - [ - "Active galactic nucleus" - ], - [ - "Neutron star" - ], - [ - "Accreting object" - ] + "Variable star", + "Active galactic nucleus", + "Neutron star", + "Accreting object" ] }, "answerKey": "C" @@ -9126,18 +6166,10 @@ "D" ], "text": [ - [ - "Galaxy" - ], - [ - "Black hole" - ], - [ - "Supernova" - ], - [ - "Neutron star" - ] + "Galaxy", + "Black hole", + "Supernova", + "Neutron star" ] }, "answerKey": "B" @@ -9153,18 +6185,10 @@ "D" ], "text": [ - [ - "Minor body" - ], - [ - "Variable star" - ], - [ - "Exoplanet" - ], - [ - "Nova" - ] + "Minor body", + "Variable star", + "Exoplanet", + "Nova" ] }, "answerKey": "D" @@ -9180,18 +6204,10 @@ "D" ], "text": [ - [ - "Variable star" - ], - [ - "Circumstellar disk" - ], - [ - "Interstellar medium" - ], - [ - "Black hole" - ] + "Variable star", + "Circumstellar disk", + "Interstellar medium", + "Black hole" ] }, "answerKey": "D" @@ -9207,18 +6223,10 @@ "D" ], "text": [ - [ - "Circumstellar disk" - ], - [ - "Quasar" - ], - [ - "Variable star" - ], - [ - "Near-Earth object" - ] + "Circumstellar disk", + "Quasar", + "Variable star", + "Near-Earth object" ] }, "answerKey": "C" @@ -9234,18 +6242,10 @@ "D" ], "text": [ - [ - "Neutron star" - ], - [ - "Minor body" - ], - [ - "Variable star" - ], - [ - "Stellar evolution" - ] + "Neutron star", + "Minor body", + "Variable star", + "Stellar evolution" ] }, "answerKey": "A" @@ -9261,18 +6261,10 @@ "D" ], "text": [ - [ - "Accreting object" - ], - [ - "Nova" - ], - [ - "Circumstellar disk" - ], - [ - "Binary system" - ] + "Accreting object", + "Nova", + "Circumstellar disk", + "Binary system" ] }, "answerKey": "B" @@ -9288,18 +6280,10 @@ "D" ], "text": [ - [ - "Variable star" - ], - [ - "Magnetar" - ], - [ - "Minor body" - ], - [ - "Nova" - ] + "Variable star", + "Magnetar", + "Minor body", + "Nova" ] }, "answerKey": "B" @@ -9315,22 +6299,10 @@ "D" ], "text": [ - [ - "Black hole", - "Accreting object" - ], - [ - "Black hole", - "Stellar evolution" - ], - [ - "Black hole", - "Binary system" - ], - [ - "Black hole", - "Interstellar medium" - ] + "Black hole, Accreting object", + "Black hole, Stellar evolution", + "Black hole, Binary system", + "Black hole, Interstellar medium" ] }, "answerKey": "C" @@ -9346,18 +6318,10 @@ "D" ], "text": [ - [ - "Supernova" - ], - [ - "Variable star" - ], - [ - "Star and stellar system" - ], - [ - "Exoplanet" - ] + "Supernova", + "Variable star", + "Star and stellar system", + "Exoplanet" ] }, "answerKey": "A" @@ -9373,18 +6337,10 @@ "D" ], "text": [ - [ - "Supernova" - ], - [ - "Galaxy" - ], - [ - "Globular cluster" - ], - [ - "Stellar evolution" - ] + "Supernova", + "Galaxy", + "Globular cluster", + "Stellar evolution" ] }, "answerKey": "D" @@ -9400,22 +6356,10 @@ "D" ], "text": [ - [ - "Supernova", - "Nova" - ], - [ - "Variable star", - "Nova" - ], - [ - "Minor body", - "Nova" - ], - [ - "Active galactic nucleus", - "Nova" - ] + "Supernova, Nova", + "Variable star, Nova", + "Minor body, Nova", + "Active galactic nucleus, Nova" ] }, "answerKey": "B" @@ -9431,22 +6375,10 @@ "D" ], "text": [ - [ - "Repeater", - "Pulsar" - ], - [ - "Nova", - "Pulsar" - ], - [ - "Neutron star", - "Pulsar" - ], - [ - "Active galactic nucleus", - "Pulsar" - ] + "Repeater, Pulsar", + "Nova, Pulsar", + "Neutron star, Pulsar", + "Active galactic nucleus, Pulsar" ] }, "answerKey": "C" @@ -9462,18 +6394,10 @@ "D" ], "text": [ - [ - "Minor body" - ], - [ - "Star and stellar system" - ], - [ - "Globular cluster" - ], - [ - "Stellar evolution" - ] + "Minor body", + "Star and stellar system", + "Globular cluster", + "Stellar evolution" ] }, "answerKey": "D" @@ -9489,18 +6413,10 @@ "D" ], "text": [ - [ - "Stellar evolution" - ], - [ - "Accreting object" - ], - [ - "Binary system" - ], - [ - "Neutron star" - ] + "Stellar evolution", + "Accreting object", + "Binary system", + "Neutron star" ] }, "answerKey": "D" @@ -9516,22 +6432,10 @@ "D" ], "text": [ - [ - "Nova", - "Nova" - ], - [ - "Binary system", - "Variable star" - ], - [ - "Nova", - "Star and stellar system" - ], - [ - "Nova", - "Variable star" - ] + "Nova, Nova", + "Binary system, Variable star", + "Nova, Star and stellar system", + "Nova, Variable star" ] }, "answerKey": "D" @@ -9547,18 +6451,10 @@ "D" ], "text": [ - [ - "Nova" - ], - [ - "Globular cluster" - ], - [ - "Quasar" - ], - [ - "Star and stellar system" - ] + "Nova", + "Globular cluster", + "Quasar", + "Star and stellar system" ] }, "answerKey": "A" @@ -9574,18 +6470,10 @@ "D" ], "text": [ - [ - "Galaxy" - ], - [ - "Neutron star" - ], - [ - "Exoplanet" - ], - [ - "Near-Earth object" - ] + "Galaxy", + "Neutron star", + "Exoplanet", + "Near-Earth object" ] }, "answerKey": "B" @@ -9601,18 +6489,10 @@ "D" ], "text": [ - [ - "Repeater" - ], - [ - "Nova" - ], - [ - "Stellar evolution" - ], - [ - "Star and stellar system" - ] + "Repeater", + "Nova", + "Stellar evolution", + "Star and stellar system" ] }, "answerKey": "B" @@ -9628,18 +6508,10 @@ "D" ], "text": [ - [ - "Binary system" - ], - [ - "Exoplanet" - ], - [ - "Pulsar" - ], - [ - "Globular cluster" - ] + "Binary system", + "Exoplanet", + "Pulsar", + "Globular cluster" ] }, "answerKey": "B" @@ -9655,22 +6527,10 @@ "D" ], "text": [ - [ - "Neutron star", - "Repeater" - ], - [ - "Neutron star", - "Magnetar" - ], - [ - "Pulsar", - "Magnetar" - ], - [ - "Repeater", - "Magnetar" - ] + "Neutron star, Repeater", + "Neutron star, Magnetar", + "Pulsar, Magnetar", + "Repeater, Magnetar" ] }, "answerKey": "B" @@ -9686,18 +6546,10 @@ "D" ], "text": [ - [ - "Minor body" - ], - [ - "Accreting object" - ], - [ - "Interstellar medium" - ], - [ - "Neutron star" - ] + "Minor body", + "Accreting object", + "Interstellar medium", + "Neutron star" ] }, "answerKey": "A" @@ -9713,18 +6565,10 @@ "D" ], "text": [ - [ - "Galaxy" - ], - [ - "Variable star" - ], - [ - "Repeater" - ], - [ - "Near-Earth object" - ] + "Galaxy", + "Variable star", + "Repeater", + "Near-Earth object" ] }, "answerKey": "B" @@ -9740,18 +6584,10 @@ "D" ], "text": [ - [ - "Neutron star" - ], - [ - "Repeater" - ], - [ - "Circumstellar disk" - ], - [ - "Minor body" - ] + "Neutron star", + "Repeater", + "Circumstellar disk", + "Minor body" ] }, "answerKey": "A" @@ -9767,18 +6603,10 @@ "D" ], "text": [ - [ - "Accreting object" - ], - [ - "Magnetar" - ], - [ - "Exoplanet" - ], - [ - "Repeater" - ] + "Accreting object", + "Magnetar", + "Exoplanet", + "Repeater" ] }, "answerKey": "B" @@ -9794,18 +6622,10 @@ "D" ], "text": [ - [ - "Quasar" - ], - [ - "Nova" - ], - [ - "Galaxy" - ], - [ - "Pulsar" - ] + "Quasar", + "Nova", + "Galaxy", + "Pulsar" ] }, "answerKey": "B" @@ -9821,18 +6641,10 @@ "D" ], "text": [ - [ - "Accreting object" - ], - [ - "Binary system" - ], - [ - "Minor body" - ], - [ - "Neutron star" - ] + "Accreting object", + "Binary system", + "Minor body", + "Neutron star" ] }, "answerKey": "B" @@ -9848,18 +6660,10 @@ "D" ], "text": [ - [ - "Pulsar" - ], - [ - "Active galactic nucleus" - ], - [ - "Nova" - ], - [ - "Exoplanet" - ] + "Pulsar", + "Active galactic nucleus", + "Nova", + "Exoplanet" ] }, "answerKey": "C" @@ -9875,18 +6679,10 @@ "D" ], "text": [ - [ - "Quasar" - ], - [ - "Pulsar" - ], - [ - "Variable star" - ], - [ - "Globular cluster" - ] + "Quasar", + "Pulsar", + "Variable star", + "Globular cluster" ] }, "answerKey": "C" @@ -9902,18 +6698,10 @@ "D" ], "text": [ - [ - "Supernova" - ], - [ - "Magnetar" - ], - [ - "Quasar" - ], - [ - "Black hole" - ] + "Supernova", + "Magnetar", + "Quasar", + "Black hole" ] }, "answerKey": "A" @@ -9929,18 +6717,10 @@ "D" ], "text": [ - [ - "Repeater" - ], - [ - "Quasar" - ], - [ - "Magnetar" - ], - [ - "Neutron star" - ] + "Repeater", + "Quasar", + "Magnetar", + "Neutron star" ] }, "answerKey": "B" @@ -9956,18 +6736,10 @@ "D" ], "text": [ - [ - "Quasar" - ], - [ - "Accreting object" - ], - [ - "Black hole" - ], - [ - "Supernova" - ] + "Quasar", + "Accreting object", + "Black hole", + "Supernova" ] }, "answerKey": "C" @@ -9983,38 +6755,10 @@ "D" ], "text": [ - [ - "Accreting object", - "Black hole", - "Star and stellar system", - "Nova", - "Supernova", - "Variable star" - ], - [ - "Accreting object", - "Black hole", - "Neutron star", - "Nova", - "Supernova", - "Galaxy" - ], - [ - "Accreting object", - "Active galactic nucleus", - "Neutron star", - "Nova", - "Supernova", - "Variable star" - ], - [ - "Accreting object", - "Black hole", - "Neutron star", - "Nova", - "Supernova", - "Variable star" - ] + "Accreting object, Black hole, Star and stellar system, Nova, Supernova, Variable star", + "Accreting object, Black hole, Neutron star, Nova, Supernova, Galaxy", + "Accreting object, Active galactic nucleus, Neutron star, Nova, Supernova, Variable star", + "Accreting object, Black hole, Neutron star, Nova, Supernova, Variable star" ] }, "answerKey": "D" @@ -10030,22 +6774,10 @@ "D" ], "text": [ - [ - "Black hole", - "Neutron star" - ], - [ - "Minor body", - "Accreting object" - ], - [ - "Black hole", - "Accreting object" - ], - [ - "Interstellar medium", - "Accreting object" - ] + "Black hole, Neutron star", + "Minor body, Accreting object", + "Black hole, Accreting object", + "Interstellar medium, Accreting object" ] }, "answerKey": "C" @@ -10061,22 +6793,10 @@ "D" ], "text": [ - [ - "Nova", - "Neutron star" - ], - [ - "Nova", - "Variable star" - ], - [ - "Nova", - "Galaxy" - ], - [ - "Exoplanet", - "Variable star" - ] + "Nova, Neutron star", + "Nova, Variable star", + "Nova, Galaxy", + "Exoplanet, Variable star" ] }, "answerKey": "B" @@ -10092,22 +6812,10 @@ "D" ], "text": [ - [ - "Variable star", - "Black hole" - ], - [ - "Quasar", - "Black hole" - ], - [ - "Accreting object", - "Galaxy" - ], - [ - "Accreting object", - "Black hole" - ] + "Variable star, Black hole", + "Quasar, Black hole", + "Accreting object, Galaxy", + "Accreting object, Black hole" ] }, "answerKey": "D" @@ -10123,18 +6831,10 @@ "D" ], "text": [ - [ - "Black hole" - ], - [ - "Exoplanet" - ], - [ - "Active galactic nucleus" - ], - [ - "Star and stellar system" - ] + "Black hole", + "Exoplanet", + "Active galactic nucleus", + "Star and stellar system" ] }, "answerKey": "D" @@ -10150,18 +6850,10 @@ "D" ], "text": [ - [ - "Quasar" - ], - [ - "Galaxy" - ], - [ - "Supernova" - ], - [ - "Black hole" - ] + "Quasar", + "Galaxy", + "Supernova", + "Black hole" ] }, "answerKey": "C" @@ -10177,22 +6869,10 @@ "D" ], "text": [ - [ - "Active galactic nucleus", - "Black hole" - ], - [ - "Active galactic nucleus", - "Globular cluster" - ], - [ - "Active galactic nucleus", - "Interstellar medium" - ], - [ - "Active galactic nucleus", - "Circumstellar disk" - ] + "Active galactic nucleus, Black hole", + "Active galactic nucleus, Globular cluster", + "Active galactic nucleus, Interstellar medium", + "Active galactic nucleus, Circumstellar disk" ] }, "answerKey": "A" @@ -10208,18 +6888,10 @@ "D" ], "text": [ - [ - "Variable star" - ], - [ - "Star and stellar system" - ], - [ - "Minor body" - ], - [ - "Binary system" - ] + "Variable star", + "Star and stellar system", + "Minor body", + "Binary system" ] }, "answerKey": "A" @@ -10235,18 +6907,10 @@ "D" ], "text": [ - [ - "Stellar evolution" - ], - [ - "Variable star" - ], - [ - "Near-Earth object" - ], - [ - "Pulsar" - ] + "Stellar evolution", + "Variable star", + "Near-Earth object", + "Pulsar" ] }, "answerKey": "B" @@ -10262,18 +6926,10 @@ "D" ], "text": [ - [ - "Interstellar medium" - ], - [ - "Galaxy" - ], - [ - "Active galactic nucleus" - ], - [ - "Star and stellar system" - ] + "Interstellar medium", + "Galaxy", + "Active galactic nucleus", + "Star and stellar system" ] }, "answerKey": "C" @@ -10289,22 +6945,10 @@ "D" ], "text": [ - [ - "Neutron star", - "Pulsar" - ], - [ - "Accreting object", - "Pulsar" - ], - [ - "Neutron star", - "Quasar" - ], - [ - "Variable star", - "Pulsar" - ] + "Neutron star, Pulsar", + "Accreting object, Pulsar", + "Neutron star, Quasar", + "Variable star, Pulsar" ] }, "answerKey": "A" @@ -10320,22 +6964,10 @@ "D" ], "text": [ - [ - "Neutron star", - "Circumstellar disk" - ], - [ - "Neutron star", - "Active galactic nucleus" - ], - [ - "Binary system", - "Binary system" - ], - [ - "Neutron star", - "Binary system" - ] + "Neutron star, Circumstellar disk", + "Neutron star, Active galactic nucleus", + "Binary system, Binary system", + "Neutron star, Binary system" ] }, "answerKey": "D" @@ -10351,18 +6983,10 @@ "D" ], "text": [ - [ - "Black hole" - ], - [ - "Galaxy" - ], - [ - "Binary system" - ], - [ - "Accreting object" - ] + "Black hole", + "Galaxy", + "Binary system", + "Accreting object" ] }, "answerKey": "A" @@ -10378,18 +7002,10 @@ "D" ], "text": [ - [ - "Neutron star" - ], - [ - "Repeater" - ], - [ - "Nova" - ], - [ - "Stellar evolution" - ] + "Neutron star", + "Repeater", + "Nova", + "Stellar evolution" ] }, "answerKey": "C" @@ -10405,18 +7021,10 @@ "D" ], "text": [ - [ - "Pulsar" - ], - [ - "Supernova" - ], - [ - "Nova" - ], - [ - "Star and stellar system" - ] + "Pulsar", + "Supernova", + "Nova", + "Star and stellar system" ] }, "answerKey": "C" @@ -10432,22 +7040,10 @@ "D" ], "text": [ - [ - "Binary system", - "Quasar" - ], - [ - "Active galactic nucleus", - "Quasar" - ], - [ - "Active galactic nucleus", - "Accreting object" - ], - [ - "Active galactic nucleus", - "Neutron star" - ] + "Binary system, Quasar", + "Active galactic nucleus, Quasar", + "Active galactic nucleus, Accreting object", + "Active galactic nucleus, Neutron star" ] }, "answerKey": "B" @@ -10463,18 +7059,10 @@ "D" ], "text": [ - [ - "Nova" - ], - [ - "Neutron star" - ], - [ - "Black hole" - ], - [ - "Exoplanet" - ] + "Nova", + "Neutron star", + "Black hole", + "Exoplanet" ] }, "answerKey": "C" @@ -10490,18 +7078,10 @@ "D" ], "text": [ - [ - "Variable star" - ], - [ - "Active galactic nucleus" - ], - [ - "Galaxy" - ], - [ - "Minor body" - ] + "Variable star", + "Active galactic nucleus", + "Galaxy", + "Minor body" ] }, "answerKey": "A" @@ -10517,18 +7097,10 @@ "D" ], "text": [ - [ - "Binary system" - ], - [ - "Nova" - ], - [ - "Supernova" - ], - [ - "Circumstellar disk" - ] + "Binary system", + "Nova", + "Supernova", + "Circumstellar disk" ] }, "answerKey": "C" @@ -10544,22 +7116,10 @@ "D" ], "text": [ - [ - "Active galactic nucleus", - "Minor body" - ], - [ - "Active galactic nucleus", - "Magnetar" - ], - [ - "Active galactic nucleus", - "Black hole" - ], - [ - "Minor body", - "Black hole" - ] + "Active galactic nucleus, Minor body", + "Active galactic nucleus, Magnetar", + "Active galactic nucleus, Black hole", + "Minor body, Black hole" ] }, "answerKey": "C" @@ -10575,18 +7135,10 @@ "D" ], "text": [ - [ - "Neutron star" - ], - [ - "Binary system" - ], - [ - "Circumstellar disk" - ], - [ - "Globular cluster" - ] + "Neutron star", + "Binary system", + "Circumstellar disk", + "Globular cluster" ] }, "answerKey": "A" @@ -10602,18 +7154,10 @@ "D" ], "text": [ - [ - "Interstellar medium" - ], - [ - "Stellar evolution" - ], - [ - "Black hole" - ], - [ - "Exoplanet" - ] + "Interstellar medium", + "Stellar evolution", + "Black hole", + "Exoplanet" ] }, "answerKey": "C" @@ -10629,18 +7173,10 @@ "D" ], "text": [ - [ - "Repeater" - ], - [ - "Supernova" - ], - [ - "Black hole" - ], - [ - "Binary system" - ] + "Repeater", + "Supernova", + "Black hole", + "Binary system" ] }, "answerKey": "B" @@ -10656,22 +7192,10 @@ "D" ], "text": [ - [ - "Quasar", - "Accreting object" - ], - [ - "Black hole", - "Neutron star" - ], - [ - "Black hole", - "Accreting object" - ], - [ - "Black hole", - "Near-Earth object" - ] + "Quasar, Accreting object", + "Black hole, Neutron star", + "Black hole, Accreting object", + "Black hole, Near-Earth object" ] }, "answerKey": "C" @@ -10687,18 +7211,10 @@ "D" ], "text": [ - [ - "Interstellar medium" - ], - [ - "Neutron star" - ], - [ - "Exoplanet" - ], - [ - "Accreting object" - ] + "Interstellar medium", + "Neutron star", + "Exoplanet", + "Accreting object" ] }, "answerKey": "B" @@ -10714,22 +7230,10 @@ "D" ], "text": [ - [ - "Black hole", - "Circumstellar disk" - ], - [ - "Black hole", - "Accreting object" - ], - [ - "Binary system", - "Accreting object" - ], - [ - "Black hole", - "Supernova" - ] + "Black hole, Circumstellar disk", + "Black hole, Accreting object", + "Binary system, Accreting object", + "Black hole, Supernova" ] }, "answerKey": "B" @@ -10745,18 +7249,10 @@ "D" ], "text": [ - [ - "Near-Earth object" - ], - [ - "Black hole" - ], - [ - "Nova" - ], - [ - "Magnetar" - ] + "Near-Earth object", + "Black hole", + "Nova", + "Magnetar" ] }, "answerKey": "B" @@ -10772,22 +7268,10 @@ "D" ], "text": [ - [ - "Globular cluster", - "Star and stellar system" - ], - [ - "Variable star", - "Circumstellar disk" - ], - [ - "Variable star", - "Star and stellar system" - ], - [ - "Variable star", - "Accreting object" - ] + "Globular cluster, Star and stellar system", + "Variable star, Circumstellar disk", + "Variable star, Star and stellar system", + "Variable star, Accreting object" ] }, "answerKey": "C" @@ -10803,22 +7287,10 @@ "D" ], "text": [ - [ - "Minor body", - "Binary system" - ], - [ - "Black hole", - "Binary system" - ], - [ - "Variable star", - "Binary system" - ], - [ - "Neutron star", - "Binary system" - ] + "Minor body, Binary system", + "Black hole, Binary system", + "Variable star, Binary system", + "Neutron star, Binary system" ] }, "answerKey": "B" @@ -10834,18 +7306,10 @@ "D" ], "text": [ - [ - "Supernova" - ], - [ - "Variable star" - ], - [ - "Minor body" - ], - [ - "Active galactic nucleus" - ] + "Supernova", + "Variable star", + "Minor body", + "Active galactic nucleus" ] }, "answerKey": "A" @@ -10861,22 +7325,10 @@ "D" ], "text": [ - [ - "Minor body", - "Pulsar" - ], - [ - "Stellar evolution", - "Pulsar" - ], - [ - "Active galactic nucleus", - "Pulsar" - ], - [ - "Neutron star", - "Pulsar" - ] + "Minor body, Pulsar", + "Stellar evolution, Pulsar", + "Active galactic nucleus, Pulsar", + "Neutron star, Pulsar" ] }, "answerKey": "D" @@ -10892,18 +7344,10 @@ "D" ], "text": [ - [ - "Black hole" - ], - [ - "Accreting object" - ], - [ - "Galaxy" - ], - [ - "Repeater" - ] + "Black hole", + "Accreting object", + "Galaxy", + "Repeater" ] }, "answerKey": "C" @@ -10919,22 +7363,10 @@ "D" ], "text": [ - [ - "Neutron star", - "Accreting object" - ], - [ - "Binary system", - "Accreting object" - ], - [ - "Near-Earth object", - "Accreting object" - ], - [ - "Binary system", - "Near-Earth object" - ] + "Neutron star, Accreting object", + "Binary system, Accreting object", + "Near-Earth object, Accreting object", + "Binary system, Near-Earth object" ] }, "answerKey": "B" @@ -10950,18 +7382,10 @@ "D" ], "text": [ - [ - "Quasar" - ], - [ - "Variable star" - ], - [ - "Star and stellar system" - ], - [ - "Binary system" - ] + "Quasar", + "Variable star", + "Star and stellar system", + "Binary system" ] }, "answerKey": "D" @@ -10977,22 +7401,10 @@ "D" ], "text": [ - [ - "Variable star", - "Repeater" - ], - [ - "Variable star", - "Binary system" - ], - [ - "Variable star", - "Black hole" - ], - [ - "Variable star", - "Accreting object" - ] + "Variable star, Repeater", + "Variable star, Binary system", + "Variable star, Black hole", + "Variable star, Accreting object" ] }, "answerKey": "D" @@ -11008,22 +7420,10 @@ "D" ], "text": [ - [ - "Black hole", - "Black hole" - ], - [ - "Stellar evolution", - "Black hole" - ], - [ - "Star and stellar system", - "Black hole" - ], - [ - "Binary system", - "Black hole" - ] + "Black hole, Black hole", + "Stellar evolution, Black hole", + "Star and stellar system, Black hole", + "Binary system, Black hole" ] }, "answerKey": "D" @@ -11039,22 +7439,10 @@ "D" ], "text": [ - [ - "Black hole", - "Neutron star" - ], - [ - "Black hole", - "Galaxy" - ], - [ - "Black hole", - "Supernova" - ], - [ - "Black hole", - "Near-Earth object" - ] + "Black hole, Neutron star", + "Black hole, Galaxy", + "Black hole, Supernova", + "Black hole, Near-Earth object" ] }, "answerKey": "A" @@ -11070,18 +7458,10 @@ "D" ], "text": [ - [ - "Star and stellar system" - ], - [ - "Black hole" - ], - [ - "Interstellar medium" - ], - [ - "Pulsar" - ] + "Star and stellar system", + "Black hole", + "Interstellar medium", + "Pulsar" ] }, "answerKey": "B" @@ -11097,22 +7477,10 @@ "D" ], "text": [ - [ - "Supernova", - "Interstellar medium" - ], - [ - "Supernova", - "Star and stellar system" - ], - [ - "Supernova", - "Active galactic nucleus" - ], - [ - "Supernova", - "Pulsar" - ] + "Supernova, Interstellar medium", + "Supernova, Star and stellar system", + "Supernova, Active galactic nucleus", + "Supernova, Pulsar" ] }, "answerKey": "A" @@ -11128,18 +7496,10 @@ "D" ], "text": [ - [ - "Supernova" - ], - [ - "Nova" - ], - [ - "Neutron star" - ], - [ - "Stellar evolution" - ] + "Supernova", + "Nova", + "Neutron star", + "Stellar evolution" ] }, "answerKey": "B" @@ -11155,18 +7515,10 @@ "D" ], "text": [ - [ - "Neutron star" - ], - [ - "Minor body" - ], - [ - "Black hole" - ], - [ - "Galaxy" - ] + "Neutron star", + "Minor body", + "Black hole", + "Galaxy" ] }, "answerKey": "A" @@ -11182,18 +7534,10 @@ "D" ], "text": [ - [ - "Active galactic nucleus" - ], - [ - "Stellar evolution" - ], - [ - "Pulsar" - ], - [ - "Quasar" - ] + "Active galactic nucleus", + "Stellar evolution", + "Pulsar", + "Quasar" ] }, "answerKey": "A" @@ -11209,18 +7553,10 @@ "D" ], "text": [ - [ - "Supernova" - ], - [ - "Neutron star" - ], - [ - "Near-Earth object" - ], - [ - "Nova" - ] + "Supernova", + "Neutron star", + "Near-Earth object", + "Nova" ] }, "answerKey": "A" @@ -11236,22 +7572,10 @@ "D" ], "text": [ - [ - "Repeater", - "Pulsar" - ], - [ - "Accreting object", - "Pulsar" - ], - [ - "Stellar evolution", - "Pulsar" - ], - [ - "Accreting object", - "Magnetar" - ] + "Repeater, Pulsar", + "Accreting object, Pulsar", + "Stellar evolution, Pulsar", + "Accreting object, Magnetar" ] }, "answerKey": "B" @@ -11267,18 +7591,10 @@ "D" ], "text": [ - [ - "Nova" - ], - [ - "Active galactic nucleus" - ], - [ - "Stellar evolution" - ], - [ - "Galaxy" - ] + "Nova", + "Active galactic nucleus", + "Stellar evolution", + "Galaxy" ] }, "answerKey": "A" @@ -11294,18 +7610,10 @@ "D" ], "text": [ - [ - "Binary system" - ], - [ - "Black hole" - ], - [ - "Minor body" - ], - [ - "Nova" - ] + "Binary system", + "Black hole", + "Minor body", + "Nova" ] }, "answerKey": "D" @@ -11321,18 +7629,10 @@ "D" ], "text": [ - [ - "Near-Earth object" - ], - [ - "Quasar" - ], - [ - "Stellar evolution" - ], - [ - "Neutron star" - ] + "Near-Earth object", + "Quasar", + "Stellar evolution", + "Neutron star" ] }, "answerKey": "D" @@ -11348,22 +7648,10 @@ "D" ], "text": [ - [ - "Neutron star", - "Binary system" - ], - [ - "Neutron star", - "Interstellar medium" - ], - [ - "Neutron star", - "Accreting object" - ], - [ - "Neutron star", - "Globular cluster" - ] + "Neutron star, Binary system", + "Neutron star, Interstellar medium", + "Neutron star, Accreting object", + "Neutron star, Globular cluster" ] }, "answerKey": "A" @@ -11379,22 +7667,10 @@ "D" ], "text": [ - [ - "Interstellar medium", - "Neutron star" - ], - [ - "Accreting object", - "Neutron star" - ], - [ - "Accreting object", - "Black hole" - ], - [ - "Accreting object", - "Exoplanet" - ] + "Interstellar medium, Neutron star", + "Accreting object, Neutron star", + "Accreting object, Black hole", + "Accreting object, Exoplanet" ] }, "answerKey": "B" @@ -11410,22 +7686,10 @@ "D" ], "text": [ - [ - "Supernova", - "Black hole" - ], - [ - "Active galactic nucleus", - "Variable star" - ], - [ - "Magnetar", - "Black hole" - ], - [ - "Active galactic nucleus", - "Black hole" - ] + "Supernova, Black hole", + "Active galactic nucleus, Variable star", + "Magnetar, Black hole", + "Active galactic nucleus, Black hole" ] }, "answerKey": "D" @@ -11441,18 +7705,10 @@ "D" ], "text": [ - [ - "Magnetar" - ], - [ - "Neutron star" - ], - [ - "Variable star" - ], - [ - "Stellar evolution" - ] + "Magnetar", + "Neutron star", + "Variable star", + "Stellar evolution" ] }, "answerKey": "B" @@ -11468,18 +7724,10 @@ "D" ], "text": [ - [ - "Active galactic nucleus" - ], - [ - "Globular cluster" - ], - [ - "Nova" - ], - [ - "Supernova" - ] + "Active galactic nucleus", + "Globular cluster", + "Nova", + "Supernova" ] }, "answerKey": "A" @@ -11495,18 +7743,10 @@ "D" ], "text": [ - [ - "Stellar evolution" - ], - [ - "Circumstellar disk" - ], - [ - "Neutron star" - ], - [ - "Black hole" - ] + "Stellar evolution", + "Circumstellar disk", + "Neutron star", + "Black hole" ] }, "answerKey": "D" @@ -11522,18 +7762,10 @@ "D" ], "text": [ - [ - "Active galactic nucleus" - ], - [ - "Star and stellar system" - ], - [ - "Supernova" - ], - [ - "Galaxy" - ] + "Active galactic nucleus", + "Star and stellar system", + "Supernova", + "Galaxy" ] }, "answerKey": "C" @@ -11549,18 +7781,10 @@ "D" ], "text": [ - [ - "Black hole" - ], - [ - "Galaxy" - ], - [ - "Globular cluster" - ], - [ - "Supernova" - ] + "Black hole", + "Galaxy", + "Globular cluster", + "Supernova" ] }, "answerKey": "D" @@ -11576,26 +7800,10 @@ "D" ], "text": [ - [ - "Supernova", - "Star and stellar system", - "Variable star" - ], - [ - "Supernova", - "Star and stellar system", - "Near-Earth object" - ], - [ - "Supernova", - "Star and stellar system", - "Circumstellar disk" - ], - [ - "Galaxy", - "Star and stellar system", - "Variable star" - ] + "Supernova, Star and stellar system, Variable star", + "Supernova, Star and stellar system, Near-Earth object", + "Supernova, Star and stellar system, Circumstellar disk", + "Galaxy, Star and stellar system, Variable star" ] }, "answerKey": "A" @@ -11611,18 +7819,10 @@ "D" ], "text": [ - [ - "Repeater" - ], - [ - "Binary system" - ], - [ - "Nova" - ], - [ - "Active galactic nucleus" - ] + "Repeater", + "Binary system", + "Nova", + "Active galactic nucleus" ] }, "answerKey": "C" @@ -11638,18 +7838,10 @@ "D" ], "text": [ - [ - "Neutron star" - ], - [ - "Pulsar" - ], - [ - "Supernova" - ], - [ - "Galaxy" - ] + "Neutron star", + "Pulsar", + "Supernova", + "Galaxy" ] }, "answerKey": "A" @@ -11665,18 +7857,10 @@ "D" ], "text": [ - [ - "Nova" - ], - [ - "Binary system" - ], - [ - "Accreting object" - ], - [ - "Stellar evolution" - ] + "Nova", + "Binary system", + "Accreting object", + "Stellar evolution" ] }, "answerKey": "B" @@ -11692,22 +7876,10 @@ "D" ], "text": [ - [ - "Quasar", - "Interstellar medium" - ], - [ - "Neutron star", - "Active galactic nucleus" - ], - [ - "Quasar", - "Black hole" - ], - [ - "Quasar", - "Active galactic nucleus" - ] + "Quasar, Interstellar medium", + "Neutron star, Active galactic nucleus", + "Quasar, Black hole", + "Quasar, Active galactic nucleus" ] }, "answerKey": "D" @@ -11723,18 +7895,10 @@ "D" ], "text": [ - [ - "Black hole" - ], - [ - "Supernova" - ], - [ - "Exoplanet" - ], - [ - "Galaxy" - ] + "Black hole", + "Supernova", + "Exoplanet", + "Galaxy" ] }, "answerKey": "B" @@ -11750,18 +7914,10 @@ "D" ], "text": [ - [ - "Interstellar medium" - ], - [ - "Binary system" - ], - [ - "Stellar evolution" - ], - [ - "Neutron star" - ] + "Interstellar medium", + "Binary system", + "Stellar evolution", + "Neutron star" ] }, "answerKey": "D" @@ -11777,26 +7933,10 @@ "D" ], "text": [ - [ - "Black hole", - "Accreting object", - "Pulsar" - ], - [ - "Stellar evolution", - "Neutron star", - "Pulsar" - ], - [ - "Black hole", - "Neutron star", - "Pulsar" - ], - [ - "Black hole", - "Star and stellar system", - "Pulsar" - ] + "Black hole, Accreting object, Pulsar", + "Stellar evolution, Neutron star, Pulsar", + "Black hole, Neutron star, Pulsar", + "Black hole, Star and stellar system, Pulsar" ] }, "answerKey": "C" @@ -11812,18 +7952,10 @@ "D" ], "text": [ - [ - "Repeater" - ], - [ - "Galaxy" - ], - [ - "Supernova" - ], - [ - "Pulsar" - ] + "Repeater", + "Galaxy", + "Supernova", + "Pulsar" ] }, "answerKey": "C" @@ -11839,18 +7971,10 @@ "D" ], "text": [ - [ - "Nova" - ], - [ - "Neutron star" - ], - [ - "Accreting object" - ], - [ - "Variable star" - ] + "Nova", + "Neutron star", + "Accreting object", + "Variable star" ] }, "answerKey": "D" @@ -11866,18 +7990,10 @@ "D" ], "text": [ - [ - "Variable star" - ], - [ - "Globular cluster" - ], - [ - "Supernova" - ], - [ - "Nova" - ] + "Variable star", + "Globular cluster", + "Supernova", + "Nova" ] }, "answerKey": "D" @@ -11893,18 +8009,10 @@ "D" ], "text": [ - [ - "Minor body" - ], - [ - "Neutron star" - ], - [ - "Star and stellar system" - ], - [ - "Globular cluster" - ] + "Minor body", + "Neutron star", + "Star and stellar system", + "Globular cluster" ] }, "answerKey": "B" @@ -11920,22 +8028,10 @@ "D" ], "text": [ - [ - "Supernova", - "Variable star" - ], - [ - "Supernova", - "Galaxy" - ], - [ - "Supernova", - "Stellar evolution" - ], - [ - "Supernova", - "Black hole" - ] + "Supernova, Variable star", + "Supernova, Galaxy", + "Supernova, Stellar evolution", + "Supernova, Black hole" ] }, "answerKey": "A" @@ -11951,18 +8047,10 @@ "D" ], "text": [ - [ - "Nova" - ], - [ - "Magnetar" - ], - [ - "Binary system" - ], - [ - "Galaxy" - ] + "Nova", + "Magnetar", + "Binary system", + "Galaxy" ] }, "answerKey": "A" @@ -11978,22 +8066,10 @@ "D" ], "text": [ - [ - "Binary system", - "Near-Earth object" - ], - [ - "Binary system", - "Pulsar" - ], - [ - "Circumstellar disk", - "Pulsar" - ], - [ - "Stellar evolution", - "Pulsar" - ] + "Binary system, Near-Earth object", + "Binary system, Pulsar", + "Circumstellar disk, Pulsar", + "Stellar evolution, Pulsar" ] }, "answerKey": "B" @@ -12009,18 +8085,10 @@ "D" ], "text": [ - [ - "Nova" - ], - [ - "Neutron star" - ], - [ - "Stellar evolution" - ], - [ - "Globular cluster" - ] + "Nova", + "Neutron star", + "Stellar evolution", + "Globular cluster" ] }, "answerKey": "B" @@ -12036,22 +8104,10 @@ "D" ], "text": [ - [ - "Nova", - "Circumstellar disk" - ], - [ - "Quasar", - "Variable star" - ], - [ - "Nova", - "Variable star" - ], - [ - "Nova", - "Pulsar" - ] + "Nova, Circumstellar disk", + "Quasar, Variable star", + "Nova, Variable star", + "Nova, Pulsar" ] }, "answerKey": "C" @@ -12067,18 +8123,10 @@ "D" ], "text": [ - [ - "Variable star" - ], - [ - "Minor body" - ], - [ - "Quasar" - ], - [ - "Pulsar" - ] + "Variable star", + "Minor body", + "Quasar", + "Pulsar" ] }, "answerKey": "C" @@ -12094,18 +8142,10 @@ "D" ], "text": [ - [ - "Variable star" - ], - [ - "Active galactic nucleus" - ], - [ - "Binary system" - ], - [ - "Black hole" - ] + "Variable star", + "Active galactic nucleus", + "Binary system", + "Black hole" ] }, "answerKey": "A" @@ -12121,26 +8161,10 @@ "D" ], "text": [ - [ - "Active galactic nucleus", - "Black hole", - "Quasar" - ], - [ - "Active galactic nucleus", - "Supernova", - "Quasar" - ], - [ - "Active galactic nucleus", - "Black hole", - "Stellar evolution" - ], - [ - "Active galactic nucleus", - "Black hole", - "Repeater" - ] + "Active galactic nucleus, Black hole, Quasar", + "Active galactic nucleus, Supernova, Quasar", + "Active galactic nucleus, Black hole, Stellar evolution", + "Active galactic nucleus, Black hole, Repeater" ] }, "answerKey": "A" @@ -12156,18 +8180,10 @@ "D" ], "text": [ - [ - "Nova" - ], - [ - "Globular cluster" - ], - [ - "Star and stellar system" - ], - [ - "Supernova" - ] + "Nova", + "Globular cluster", + "Star and stellar system", + "Supernova" ] }, "answerKey": "D" @@ -12183,22 +8199,10 @@ "D" ], "text": [ - [ - "Stellar evolution", - "Near-Earth object" - ], - [ - "Minor body", - "Near-Earth object" - ], - [ - "Minor body", - "Binary system" - ], - [ - "Minor body", - "Magnetar" - ] + "Stellar evolution, Near-Earth object", + "Minor body, Near-Earth object", + "Minor body, Binary system", + "Minor body, Magnetar" ] }, "answerKey": "B" @@ -12214,18 +8218,10 @@ "D" ], "text": [ - [ - "Supernova" - ], - [ - "Quasar" - ], - [ - "Accreting object" - ], - [ - "Interstellar medium" - ] + "Supernova", + "Quasar", + "Accreting object", + "Interstellar medium" ] }, "answerKey": "A" @@ -12241,18 +8237,10 @@ "D" ], "text": [ - [ - "Supernova" - ], - [ - "Black hole" - ], - [ - "Minor body" - ], - [ - "Galaxy" - ] + "Supernova", + "Black hole", + "Minor body", + "Galaxy" ] }, "answerKey": "B" @@ -12268,18 +8256,10 @@ "D" ], "text": [ - [ - "Binary system" - ], - [ - "Neutron star" - ], - [ - "Supernova" - ], - [ - "Variable star" - ] + "Binary system", + "Neutron star", + "Supernova", + "Variable star" ] }, "answerKey": "C" @@ -12295,18 +8275,10 @@ "D" ], "text": [ - [ - "Active galactic nucleus" - ], - [ - "Nova" - ], - [ - "Near-Earth object" - ], - [ - "Galaxy" - ] + "Active galactic nucleus", + "Nova", + "Near-Earth object", + "Galaxy" ] }, "answerKey": "B" @@ -12322,18 +8294,10 @@ "D" ], "text": [ - [ - "Globular cluster" - ], - [ - "Near-Earth object" - ], - [ - "Supernova" - ], - [ - "Neutron star" - ] + "Globular cluster", + "Near-Earth object", + "Supernova", + "Neutron star" ] }, "answerKey": "C" @@ -12349,18 +8313,10 @@ "D" ], "text": [ - [ - "Supernova" - ], - [ - "Globular cluster" - ], - [ - "Active galactic nucleus" - ], - [ - "Near-Earth object" - ] + "Supernova", + "Globular cluster", + "Active galactic nucleus", + "Near-Earth object" ] }, "answerKey": "A" @@ -12376,18 +8332,10 @@ "D" ], "text": [ - [ - "Stellar evolution" - ], - [ - "Nova" - ], - [ - "Variable star" - ], - [ - "Galaxy" - ] + "Stellar evolution", + "Nova", + "Variable star", + "Galaxy" ] }, "answerKey": "B" @@ -12403,18 +8351,10 @@ "D" ], "text": [ - [ - "Nova" - ], - [ - "Pulsar" - ], - [ - "Quasar" - ], - [ - "Repeater" - ] + "Nova", + "Pulsar", + "Quasar", + "Repeater" ] }, "answerKey": "A" @@ -12430,18 +8370,10 @@ "D" ], "text": [ - [ - "Exoplanet" - ], - [ - "Pulsar" - ], - [ - "Quasar" - ], - [ - "Circumstellar disk" - ] + "Exoplanet", + "Pulsar", + "Quasar", + "Circumstellar disk" ] }, "answerKey": "C" @@ -12457,18 +8389,10 @@ "D" ], "text": [ - [ - "Nova" - ], - [ - "Variable star" - ], - [ - "Supernova" - ], - [ - "Neutron star" - ] + "Nova", + "Variable star", + "Supernova", + "Neutron star" ] }, "answerKey": "A" @@ -12484,18 +8408,10 @@ "D" ], "text": [ - [ - "Black hole" - ], - [ - "Minor body" - ], - [ - "Near-Earth object" - ], - [ - "Exoplanet" - ] + "Black hole", + "Minor body", + "Near-Earth object", + "Exoplanet" ] }, "answerKey": "B" @@ -12511,18 +8427,10 @@ "D" ], "text": [ - [ - "Black hole" - ], - [ - "Neutron star" - ], - [ - "Magnetar" - ], - [ - "Interstellar medium" - ] + "Black hole", + "Neutron star", + "Magnetar", + "Interstellar medium" ] }, "answerKey": "B" @@ -12538,18 +8446,10 @@ "D" ], "text": [ - [ - "Variable star" - ], - [ - "Pulsar" - ], - [ - "Binary system" - ], - [ - "Repeater" - ] + "Variable star", + "Pulsar", + "Binary system", + "Repeater" ] }, "answerKey": "A" @@ -12565,18 +8465,10 @@ "D" ], "text": [ - [ - "Minor body" - ], - [ - "Variable star" - ], - [ - "Pulsar" - ], - [ - "Repeater" - ] + "Minor body", + "Variable star", + "Pulsar", + "Repeater" ] }, "answerKey": "B" @@ -12592,18 +8484,10 @@ "D" ], "text": [ - [ - "Nova" - ], - [ - "Interstellar medium" - ], - [ - "Variable star" - ], - [ - "Pulsar" - ] + "Nova", + "Interstellar medium", + "Variable star", + "Pulsar" ] }, "answerKey": "A" @@ -12619,18 +8503,10 @@ "D" ], "text": [ - [ - "Binary system" - ], - [ - "Star and stellar system" - ], - [ - "Neutron star" - ], - [ - "Interstellar medium" - ] + "Binary system", + "Star and stellar system", + "Neutron star", + "Interstellar medium" ] }, "answerKey": "B" @@ -12646,22 +8522,10 @@ "D" ], "text": [ - [ - "Neutron star", - "Binary system" - ], - [ - "Neutron star", - "Supernova" - ], - [ - "Pulsar", - "Binary system" - ], - [ - "Repeater", - "Binary system" - ] + "Neutron star, Binary system", + "Neutron star, Supernova", + "Pulsar, Binary system", + "Repeater, Binary system" ] }, "answerKey": "A" @@ -12677,18 +8541,10 @@ "D" ], "text": [ - [ - "Neutron star" - ], - [ - "Variable star" - ], - [ - "Stellar evolution" - ], - [ - "Nova" - ] + "Neutron star", + "Variable star", + "Stellar evolution", + "Nova" ] }, "answerKey": "B" @@ -12704,18 +8560,10 @@ "D" ], "text": [ - [ - "Quasar" - ], - [ - "Supernova" - ], - [ - "Black hole" - ], - [ - "Interstellar medium" - ] + "Quasar", + "Supernova", + "Black hole", + "Interstellar medium" ] }, "answerKey": "B" @@ -12731,18 +8579,10 @@ "D" ], "text": [ - [ - "Supernova" - ], - [ - "Repeater" - ], - [ - "Neutron star" - ], - [ - "Star and stellar system" - ] + "Supernova", + "Repeater", + "Neutron star", + "Star and stellar system" ] }, "answerKey": "C" @@ -12758,22 +8598,10 @@ "D" ], "text": [ - [ - "Black hole", - "Stellar evolution" - ], - [ - "Active galactic nucleus", - "Stellar evolution" - ], - [ - "Active galactic nucleus", - "Pulsar" - ], - [ - "Active galactic nucleus", - "Binary system" - ] + "Black hole, Stellar evolution", + "Active galactic nucleus, Stellar evolution", + "Active galactic nucleus, Pulsar", + "Active galactic nucleus, Binary system" ] }, "answerKey": "B" @@ -12789,18 +8617,10 @@ "D" ], "text": [ - [ - "Supernova" - ], - [ - "Active galactic nucleus" - ], - [ - "Exoplanet" - ], - [ - "Black hole" - ] + "Supernova", + "Active galactic nucleus", + "Exoplanet", + "Black hole" ] }, "answerKey": "B" @@ -12816,18 +8636,10 @@ "D" ], "text": [ - [ - "Nova" - ], - [ - "Supernova" - ], - [ - "Binary system" - ], - [ - "Neutron star" - ] + "Nova", + "Supernova", + "Binary system", + "Neutron star" ] }, "answerKey": "B" @@ -12843,18 +8655,10 @@ "D" ], "text": [ - [ - "Star and stellar system" - ], - [ - "Accreting object" - ], - [ - "Pulsar" - ], - [ - "Black hole" - ] + "Star and stellar system", + "Accreting object", + "Pulsar", + "Black hole" ] }, "answerKey": "D" @@ -12870,18 +8674,10 @@ "D" ], "text": [ - [ - "Interstellar medium" - ], - [ - "Exoplanet" - ], - [ - "Supernova" - ], - [ - "Black hole" - ] + "Interstellar medium", + "Exoplanet", + "Supernova", + "Black hole" ] }, "answerKey": "C" @@ -12897,18 +8693,10 @@ "D" ], "text": [ - [ - "Nova" - ], - [ - "Supernova" - ], - [ - "Minor body" - ], - [ - "Neutron star" - ] + "Nova", + "Supernova", + "Minor body", + "Neutron star" ] }, "answerKey": "B" @@ -12924,18 +8712,10 @@ "D" ], "text": [ - [ - "Neutron star" - ], - [ - "Minor body" - ], - [ - "Black hole" - ], - [ - "Variable star" - ] + "Neutron star", + "Minor body", + "Black hole", + "Variable star" ] }, "answerKey": "C" @@ -12951,18 +8731,10 @@ "D" ], "text": [ - [ - "Circumstellar disk" - ], - [ - "Minor body" - ], - [ - "Pulsar" - ], - [ - "Supernova" - ] + "Circumstellar disk", + "Minor body", + "Pulsar", + "Supernova" ] }, "answerKey": "D" @@ -12978,18 +8750,10 @@ "D" ], "text": [ - [ - "Black hole" - ], - [ - "Neutron star" - ], - [ - "Exoplanet" - ], - [ - "Minor body" - ] + "Black hole", + "Neutron star", + "Exoplanet", + "Minor body" ] }, "answerKey": "B" @@ -13005,22 +8769,10 @@ "D" ], "text": [ - [ - "Supernova", - "Pulsar" - ], - [ - "Near-Earth object", - "Interstellar medium" - ], - [ - "Supernova", - "Stellar evolution" - ], - [ - "Supernova", - "Interstellar medium" - ] + "Supernova, Pulsar", + "Near-Earth object, Interstellar medium", + "Supernova, Stellar evolution", + "Supernova, Interstellar medium" ] }, "answerKey": "D" @@ -13036,18 +8788,10 @@ "D" ], "text": [ - [ - "Pulsar" - ], - [ - "Interstellar medium" - ], - [ - "Galaxy" - ], - [ - "Accreting object" - ] + "Pulsar", + "Interstellar medium", + "Galaxy", + "Accreting object" ] }, "answerKey": "C" @@ -13063,22 +8807,10 @@ "D" ], "text": [ - [ - "Supernova", - "Variable star" - ], - [ - "Minor body", - "Variable star" - ], - [ - "Black hole", - "Pulsar" - ], - [ - "Black hole", - "Variable star" - ] + "Supernova, Variable star", + "Minor body, Variable star", + "Black hole, Pulsar", + "Black hole, Variable star" ] }, "answerKey": "D" @@ -13094,18 +8826,10 @@ "D" ], "text": [ - [ - "Repeater" - ], - [ - "Supernova" - ], - [ - "Active galactic nucleus" - ], - [ - "Quasar" - ] + "Repeater", + "Supernova", + "Active galactic nucleus", + "Quasar" ] }, "answerKey": "D" @@ -13121,18 +8845,10 @@ "D" ], "text": [ - [ - "Stellar evolution" - ], - [ - "Variable star" - ], - [ - "Pulsar" - ], - [ - "Supernova" - ] + "Stellar evolution", + "Variable star", + "Pulsar", + "Supernova" ] }, "answerKey": "B" @@ -13148,18 +8864,10 @@ "D" ], "text": [ - [ - "Nova" - ], - [ - "Galaxy" - ], - [ - "Active galactic nucleus" - ], - [ - "Supernova" - ] + "Nova", + "Galaxy", + "Active galactic nucleus", + "Supernova" ] }, "answerKey": "A" @@ -13175,18 +8883,10 @@ "D" ], "text": [ - [ - "Supernova" - ], - [ - "Neutron star" - ], - [ - "Galaxy" - ], - [ - "Repeater" - ] + "Supernova", + "Neutron star", + "Galaxy", + "Repeater" ] }, "answerKey": "C" @@ -13202,22 +8902,10 @@ "D" ], "text": [ - [ - "Binary system", - "Neutron star" - ], - [ - "Exoplanet", - "Neutron star" - ], - [ - "Binary system", - "Circumstellar disk" - ], - [ - "Binary system", - "Quasar" - ] + "Binary system, Neutron star", + "Exoplanet, Neutron star", + "Binary system, Circumstellar disk", + "Binary system, Quasar" ] }, "answerKey": "A" @@ -13233,18 +8921,10 @@ "D" ], "text": [ - [ - "Neutron star" - ], - [ - "Star and stellar system" - ], - [ - "Supernova" - ], - [ - "Globular cluster" - ] + "Neutron star", + "Star and stellar system", + "Supernova", + "Globular cluster" ] }, "answerKey": "C" @@ -13260,18 +8940,10 @@ "D" ], "text": [ - [ - "Stellar evolution" - ], - [ - "Interstellar medium" - ], - [ - "Quasar" - ], - [ - "Pulsar" - ] + "Stellar evolution", + "Interstellar medium", + "Quasar", + "Pulsar" ] }, "answerKey": "C" @@ -13287,22 +8959,10 @@ "D" ], "text": [ - [ - "Repeater", - "Pulsar" - ], - [ - "Neutron star", - "Quasar" - ], - [ - "Neutron star", - "Star and stellar system" - ], - [ - "Neutron star", - "Pulsar" - ] + "Repeater, Pulsar", + "Neutron star, Quasar", + "Neutron star, Star and stellar system", + "Neutron star, Pulsar" ] }, "answerKey": "D" @@ -13318,18 +8978,10 @@ "D" ], "text": [ - [ - "Pulsar" - ], - [ - "Black hole" - ], - [ - "Stellar evolution" - ], - [ - "Exoplanet" - ] + "Pulsar", + "Black hole", + "Stellar evolution", + "Exoplanet" ] }, "answerKey": "B" @@ -13345,18 +8997,10 @@ "D" ], "text": [ - [ - "Accreting object" - ], - [ - "Quasar" - ], - [ - "Stellar evolution" - ], - [ - "Magnetar" - ] + "Accreting object", + "Quasar", + "Stellar evolution", + "Magnetar" ] }, "answerKey": "B" @@ -13372,18 +9016,10 @@ "D" ], "text": [ - [ - "Supernova" - ], - [ - "Magnetar" - ], - [ - "Near-Earth object" - ], - [ - "Minor body" - ] + "Supernova", + "Magnetar", + "Near-Earth object", + "Minor body" ] }, "answerKey": "A" @@ -13399,18 +9035,10 @@ "D" ], "text": [ - [ - "Supernova" - ], - [ - "Interstellar medium" - ], - [ - "Nova" - ], - [ - "Star and stellar system" - ] + "Supernova", + "Interstellar medium", + "Nova", + "Star and stellar system" ] }, "answerKey": "A" @@ -13426,22 +9054,10 @@ "D" ], "text": [ - [ - "Active galactic nucleus", - "Quasar" - ], - [ - "Minor body", - "Quasar" - ], - [ - "Binary system", - "Quasar" - ], - [ - "Black hole", - "Quasar" - ] + "Active galactic nucleus, Quasar", + "Minor body, Quasar", + "Binary system, Quasar", + "Black hole, Quasar" ] }, "answerKey": "D" @@ -13457,18 +9073,10 @@ "D" ], "text": [ - [ - "Neutron star" - ], - [ - "Accreting object" - ], - [ - "Nova" - ], - [ - "Galaxy" - ] + "Neutron star", + "Accreting object", + "Nova", + "Galaxy" ] }, "answerKey": "D" @@ -13484,18 +9092,10 @@ "D" ], "text": [ - [ - "Neutron star" - ], - [ - "Active galactic nucleus" - ], - [ - "Stellar evolution" - ], - [ - "Globular cluster" - ] + "Neutron star", + "Active galactic nucleus", + "Stellar evolution", + "Globular cluster" ] }, "answerKey": "B" @@ -13511,18 +9111,10 @@ "D" ], "text": [ - [ - "Stellar evolution" - ], - [ - "Supernova" - ], - [ - "Exoplanet" - ], - [ - "Active galactic nucleus" - ] + "Stellar evolution", + "Supernova", + "Exoplanet", + "Active galactic nucleus" ] }, "answerKey": "B" @@ -13538,18 +9130,10 @@ "D" ], "text": [ - [ - "Variable star" - ], - [ - "Magnetar" - ], - [ - "Interstellar medium" - ], - [ - "Supernova" - ] + "Variable star", + "Magnetar", + "Interstellar medium", + "Supernova" ] }, "answerKey": "A" @@ -13565,18 +9149,10 @@ "D" ], "text": [ - [ - "Quasar" - ], - [ - "Globular cluster" - ], - [ - "Accreting object" - ], - [ - "Nova" - ] + "Quasar", + "Globular cluster", + "Accreting object", + "Nova" ] }, "answerKey": "D" @@ -13592,18 +9168,10 @@ "D" ], "text": [ - [ - "Variable star" - ], - [ - "Minor body" - ], - [ - "Binary system" - ], - [ - "Nova" - ] + "Variable star", + "Minor body", + "Binary system", + "Nova" ] }, "answerKey": "D" @@ -13619,18 +9187,10 @@ "D" ], "text": [ - [ - "Quasar" - ], - [ - "Black hole" - ], - [ - "Globular cluster" - ], - [ - "Near-Earth object" - ] + "Quasar", + "Black hole", + "Globular cluster", + "Near-Earth object" ] }, "answerKey": "B" @@ -13646,18 +9206,10 @@ "D" ], "text": [ - [ - "Star and stellar system" - ], - [ - "Circumstellar disk" - ], - [ - "Globular cluster" - ], - [ - "Neutron star" - ] + "Star and stellar system", + "Circumstellar disk", + "Globular cluster", + "Neutron star" ] }, "answerKey": "A" @@ -13673,22 +9225,10 @@ "D" ], "text": [ - [ - "Black hole", - "Black hole" - ], - [ - "Black hole", - "Variable star" - ], - [ - "Black hole", - "Circumstellar disk" - ], - [ - "Black hole", - "Active galactic nucleus" - ] + "Black hole, Black hole", + "Black hole, Variable star", + "Black hole, Circumstellar disk", + "Black hole, Active galactic nucleus" ] }, "answerKey": "A" @@ -13704,18 +9244,10 @@ "D" ], "text": [ - [ - "Accreting object" - ], - [ - "Nova" - ], - [ - "Active galactic nucleus" - ], - [ - "Galaxy" - ] + "Accreting object", + "Nova", + "Active galactic nucleus", + "Galaxy" ] }, "answerKey": "B" @@ -13731,18 +9263,10 @@ "D" ], "text": [ - [ - "Galaxy" - ], - [ - "Active galactic nucleus" - ], - [ - "Circumstellar disk" - ], - [ - "Pulsar" - ] + "Galaxy", + "Active galactic nucleus", + "Circumstellar disk", + "Pulsar" ] }, "answerKey": "A" @@ -13758,18 +9282,10 @@ "D" ], "text": [ - [ - "Minor body" - ], - [ - "Supernova" - ], - [ - "Active galactic nucleus" - ], - [ - "Black hole" - ] + "Minor body", + "Supernova", + "Active galactic nucleus", + "Black hole" ] }, "answerKey": "B" @@ -13785,22 +9301,10 @@ "D" ], "text": [ - [ - "Black hole", - "Binary system" - ], - [ - "Near-Earth object", - "Binary system" - ], - [ - "Quasar", - "Binary system" - ], - [ - "Pulsar", - "Binary system" - ] + "Black hole, Binary system", + "Near-Earth object, Binary system", + "Quasar, Binary system", + "Pulsar, Binary system" ] }, "answerKey": "A" @@ -13816,22 +9320,10 @@ "D" ], "text": [ - [ - "Magnetar", - "Supernova" - ], - [ - "Nova", - "Supernova" - ], - [ - "Circumstellar disk", - "Supernova" - ], - [ - "Nova", - "Near-Earth object" - ] + "Magnetar, Supernova", + "Nova, Supernova", + "Circumstellar disk, Supernova", + "Nova, Near-Earth object" ] }, "answerKey": "B" @@ -13847,18 +9339,10 @@ "D" ], "text": [ - [ - "Neutron star" - ], - [ - "Exoplanet" - ], - [ - "Circumstellar disk" - ], - [ - "Nova" - ] + "Neutron star", + "Exoplanet", + "Circumstellar disk", + "Nova" ] }, "answerKey": "A" @@ -13874,18 +9358,10 @@ "D" ], "text": [ - [ - "Nova" - ], - [ - "Supernova" - ], - [ - "Magnetar" - ], - [ - "Globular cluster" - ] + "Nova", + "Supernova", + "Magnetar", + "Globular cluster" ] }, "answerKey": "B" @@ -13901,22 +9377,10 @@ "D" ], "text": [ - [ - "Supernova", - "Star and stellar system" - ], - [ - "Supernova", - "Circumstellar disk" - ], - [ - "Supernova", - "Neutron star" - ], - [ - "Exoplanet", - "Star and stellar system" - ] + "Supernova, Star and stellar system", + "Supernova, Circumstellar disk", + "Supernova, Neutron star", + "Exoplanet, Star and stellar system" ] }, "answerKey": "A" @@ -13932,18 +9396,10 @@ "D" ], "text": [ - [ - "Variable star" - ], - [ - "Minor body" - ], - [ - "Neutron star" - ], - [ - "Quasar" - ] + "Variable star", + "Minor body", + "Neutron star", + "Quasar" ] }, "answerKey": "C" @@ -13959,18 +9415,10 @@ "D" ], "text": [ - [ - "Supernova" - ], - [ - "Repeater" - ], - [ - "Magnetar" - ], - [ - "Interstellar medium" - ] + "Supernova", + "Repeater", + "Magnetar", + "Interstellar medium" ] }, "answerKey": "A" @@ -13986,18 +9434,10 @@ "D" ], "text": [ - [ - "Pulsar" - ], - [ - "Globular cluster" - ], - [ - "Variable star" - ], - [ - "Magnetar" - ] + "Pulsar", + "Globular cluster", + "Variable star", + "Magnetar" ] }, "answerKey": "C" @@ -14013,22 +9453,10 @@ "D" ], "text": [ - [ - "Binary system", - "Black hole" - ], - [ - "Binary system", - "Near-Earth object" - ], - [ - "Binary system", - "Star and stellar system" - ], - [ - "Binary system", - "Supernova" - ] + "Binary system, Black hole", + "Binary system, Near-Earth object", + "Binary system, Star and stellar system", + "Binary system, Supernova" ] }, "answerKey": "A" @@ -14044,22 +9472,10 @@ "D" ], "text": [ - [ - "Accreting object", - "Active galactic nucleus" - ], - [ - "Repeater", - "Active galactic nucleus" - ], - [ - "Accreting object", - "Repeater" - ], - [ - "Accreting object", - "Pulsar" - ] + "Accreting object, Active galactic nucleus", + "Repeater, Active galactic nucleus", + "Accreting object, Repeater", + "Accreting object, Pulsar" ] }, "answerKey": "A" @@ -14075,18 +9491,10 @@ "D" ], "text": [ - [ - "Binary system" - ], - [ - "Black hole" - ], - [ - "Near-Earth object" - ], - [ - "Variable star" - ] + "Binary system", + "Black hole", + "Near-Earth object", + "Variable star" ] }, "answerKey": "B" @@ -14102,18 +9510,10 @@ "D" ], "text": [ - [ - "Interstellar medium" - ], - [ - "Circumstellar disk" - ], - [ - "Variable star" - ], - [ - "Supernova" - ] + "Interstellar medium", + "Circumstellar disk", + "Variable star", + "Supernova" ] }, "answerKey": "D" @@ -14129,18 +9529,10 @@ "D" ], "text": [ - [ - "Nova" - ], - [ - "Near-Earth object" - ], - [ - "Quasar" - ], - [ - "Repeater" - ] + "Nova", + "Near-Earth object", + "Quasar", + "Repeater" ] }, "answerKey": "A" @@ -14156,18 +9548,10 @@ "D" ], "text": [ - [ - "Quasar" - ], - [ - "Supernova" - ], - [ - "Nova" - ], - [ - "Variable star" - ] + "Quasar", + "Supernova", + "Nova", + "Variable star" ] }, "answerKey": "C" @@ -14183,18 +9567,10 @@ "D" ], "text": [ - [ - "Pulsar" - ], - [ - "Exoplanet" - ], - [ - "Accreting object" - ], - [ - "Quasar" - ] + "Pulsar", + "Exoplanet", + "Accreting object", + "Quasar" ] }, "answerKey": "C" @@ -14210,22 +9586,10 @@ "D" ], "text": [ - [ - "Black hole", - "Neutron star" - ], - [ - "Black hole", - "Supernova" - ], - [ - "Black hole", - "Variable star" - ], - [ - "Black hole", - "Interstellar medium" - ] + "Black hole, Neutron star", + "Black hole, Supernova", + "Black hole, Variable star", + "Black hole, Interstellar medium" ] }, "answerKey": "A" @@ -14241,22 +9605,10 @@ "D" ], "text": [ - [ - "Galaxy", - "Star and stellar system" - ], - [ - "Nova", - "Star and stellar system" - ], - [ - "Nova", - "Variable star" - ], - [ - "Stellar evolution", - "Star and stellar system" - ] + "Galaxy, Star and stellar system", + "Nova, Star and stellar system", + "Nova, Variable star", + "Stellar evolution, Star and stellar system" ] }, "answerKey": "B" @@ -14272,22 +9624,10 @@ "D" ], "text": [ - [ - "Active galactic nucleus", - "Variable star" - ], - [ - "Active galactic nucleus", - "Binary system" - ], - [ - "Accreting object", - "Variable star" - ], - [ - "Quasar", - "Variable star" - ] + "Active galactic nucleus, Variable star", + "Active galactic nucleus, Binary system", + "Accreting object, Variable star", + "Quasar, Variable star" ] }, "answerKey": "A" @@ -14303,18 +9643,10 @@ "D" ], "text": [ - [ - "Quasar" - ], - [ - "Stellar evolution" - ], - [ - "Repeater" - ], - [ - "Circumstellar disk" - ] + "Quasar", + "Stellar evolution", + "Repeater", + "Circumstellar disk" ] }, "answerKey": "A" @@ -14330,22 +9662,10 @@ "D" ], "text": [ - [ - "Nova", - "Exoplanet" - ], - [ - "Nova", - "Black hole" - ], - [ - "Nova", - "Supernova" - ], - [ - "Minor body", - "Supernova" - ] + "Nova, Exoplanet", + "Nova, Black hole", + "Nova, Supernova", + "Minor body, Supernova" ] }, "answerKey": "C" @@ -14361,18 +9681,10 @@ "D" ], "text": [ - [ - "Minor body" - ], - [ - "Supernova" - ], - [ - "Variable star" - ], - [ - "Star and stellar system" - ] + "Minor body", + "Supernova", + "Variable star", + "Star and stellar system" ] }, "answerKey": "D" @@ -14388,18 +9700,10 @@ "D" ], "text": [ - [ - "Supernova" - ], - [ - "Accreting object" - ], - [ - "Binary system" - ], - [ - "Exoplanet" - ] + "Supernova", + "Accreting object", + "Binary system", + "Exoplanet" ] }, "answerKey": "A" @@ -14415,18 +9719,10 @@ "D" ], "text": [ - [ - "Binary system" - ], - [ - "Repeater" - ], - [ - "Near-Earth object" - ], - [ - "Star and stellar system" - ] + "Binary system", + "Repeater", + "Near-Earth object", + "Star and stellar system" ] }, "answerKey": "A" @@ -14442,18 +9738,10 @@ "D" ], "text": [ - [ - "Circumstellar disk" - ], - [ - "Repeater" - ], - [ - "Binary system" - ], - [ - "Neutron star" - ] + "Circumstellar disk", + "Repeater", + "Binary system", + "Neutron star" ] }, "answerKey": "D" @@ -14469,18 +9757,10 @@ "D" ], "text": [ - [ - "Near-Earth object" - ], - [ - "Pulsar" - ], - [ - "Circumstellar disk" - ], - [ - "Binary system" - ] + "Near-Earth object", + "Pulsar", + "Circumstellar disk", + "Binary system" ] }, "answerKey": "B" @@ -14496,18 +9776,10 @@ "D" ], "text": [ - [ - "Variable star" - ], - [ - "Binary system" - ], - [ - "Neutron star" - ], - [ - "Nova" - ] + "Variable star", + "Binary system", + "Neutron star", + "Nova" ] }, "answerKey": "C" @@ -14523,18 +9795,10 @@ "D" ], "text": [ - [ - "Nova" - ], - [ - "Minor body" - ], - [ - "Pulsar" - ], - [ - "Supernova" - ] + "Nova", + "Minor body", + "Pulsar", + "Supernova" ] }, "answerKey": "D" @@ -14550,18 +9814,10 @@ "D" ], "text": [ - [ - "Variable star" - ], - [ - "Minor body" - ], - [ - "Exoplanet" - ], - [ - "Neutron star" - ] + "Variable star", + "Minor body", + "Exoplanet", + "Neutron star" ] }, "answerKey": "A" @@ -14577,22 +9833,10 @@ "D" ], "text": [ - [ - "Black hole", - "Accreting object" - ], - [ - "Black hole", - "Variable star" - ], - [ - "Star and stellar system", - "Variable star" - ], - [ - "Black hole", - "Star and stellar system" - ] + "Black hole, Accreting object", + "Black hole, Variable star", + "Star and stellar system, Variable star", + "Black hole, Star and stellar system" ] }, "answerKey": "B" @@ -14608,18 +9852,10 @@ "D" ], "text": [ - [ - "Minor body" - ], - [ - "Repeater" - ], - [ - "Globular cluster" - ], - [ - "Supernova" - ] + "Minor body", + "Repeater", + "Globular cluster", + "Supernova" ] }, "answerKey": "D" @@ -14635,18 +9871,10 @@ "D" ], "text": [ - [ - "Interstellar medium" - ], - [ - "Variable star" - ], - [ - "Magnetar" - ], - [ - "Repeater" - ] + "Interstellar medium", + "Variable star", + "Magnetar", + "Repeater" ] }, "answerKey": "B" @@ -14662,22 +9890,10 @@ "D" ], "text": [ - [ - "Binary system", - "Repeater" - ], - [ - "Binary system", - "Black hole" - ], - [ - "Supernova", - "Black hole" - ], - [ - "Neutron star", - "Black hole" - ] + "Binary system, Repeater", + "Binary system, Black hole", + "Supernova, Black hole", + "Neutron star, Black hole" ] }, "answerKey": "B" @@ -14693,18 +9909,10 @@ "D" ], "text": [ - [ - "Black hole" - ], - [ - "Minor body" - ], - [ - "Variable star" - ], - [ - "Pulsar" - ] + "Black hole", + "Minor body", + "Variable star", + "Pulsar" ] }, "answerKey": "A" @@ -14720,22 +9928,10 @@ "D" ], "text": [ - [ - "Active galactic nucleus", - "Pulsar" - ], - [ - "Supernova", - "Accreting object" - ], - [ - "Active galactic nucleus", - "Minor body" - ], - [ - "Active galactic nucleus", - "Accreting object" - ] + "Active galactic nucleus, Pulsar", + "Supernova, Accreting object", + "Active galactic nucleus, Minor body", + "Active galactic nucleus, Accreting object" ] }, "answerKey": "D" @@ -14751,18 +9947,10 @@ "D" ], "text": [ - [ - "Stellar evolution" - ], - [ - "Neutron star" - ], - [ - "Variable star" - ], - [ - "Interstellar medium" - ] + "Stellar evolution", + "Neutron star", + "Variable star", + "Interstellar medium" ] }, "answerKey": "C" @@ -14778,18 +9966,10 @@ "D" ], "text": [ - [ - "Supernova" - ], - [ - "Interstellar medium" - ], - [ - "Minor body" - ], - [ - "Active galactic nucleus" - ] + "Supernova", + "Interstellar medium", + "Minor body", + "Active galactic nucleus" ] }, "answerKey": "A" @@ -14805,22 +9985,10 @@ "D" ], "text": [ - [ - "Interstellar medium", - "Minor body" - ], - [ - "Interstellar medium", - "Exoplanet" - ], - [ - "Interstellar medium", - "Interstellar medium" - ], - [ - "Interstellar medium", - "Quasar" - ] + "Interstellar medium, Minor body", + "Interstellar medium, Exoplanet", + "Interstellar medium, Interstellar medium", + "Interstellar medium, Quasar" ] }, "answerKey": "A" @@ -14836,18 +10004,10 @@ "D" ], "text": [ - [ - "Accreting object" - ], - [ - "Pulsar" - ], - [ - "Minor body" - ], - [ - "Globular cluster" - ] + "Accreting object", + "Pulsar", + "Minor body", + "Globular cluster" ] }, "answerKey": "C" @@ -14863,22 +10023,10 @@ "D" ], "text": [ - [ - "Black hole", - "Neutron star" - ], - [ - "Circumstellar disk", - "Neutron star" - ], - [ - "Supernova", - "Neutron star" - ], - [ - "Black hole", - "Magnetar" - ] + "Black hole, Neutron star", + "Circumstellar disk, Neutron star", + "Supernova, Neutron star", + "Black hole, Magnetar" ] }, "answerKey": "A" @@ -14894,18 +10042,10 @@ "D" ], "text": [ - [ - "Neutron star" - ], - [ - "Quasar" - ], - [ - "Minor body" - ], - [ - "Star and stellar system" - ] + "Neutron star", + "Quasar", + "Minor body", + "Star and stellar system" ] }, "answerKey": "B" @@ -14921,18 +10061,10 @@ "D" ], "text": [ - [ - "Accreting object" - ], - [ - "Star and stellar system" - ], - [ - "Exoplanet" - ], - [ - "Near-Earth object" - ] + "Accreting object", + "Star and stellar system", + "Exoplanet", + "Near-Earth object" ] }, "answerKey": "B" @@ -14948,18 +10080,10 @@ "D" ], "text": [ - [ - "Black hole" - ], - [ - "Neutron star" - ], - [ - "Star and stellar system" - ], - [ - "Stellar evolution" - ] + "Black hole", + "Neutron star", + "Star and stellar system", + "Stellar evolution" ] }, "answerKey": "C" @@ -14975,18 +10099,10 @@ "D" ], "text": [ - [ - "Star and stellar system" - ], - [ - "Pulsar" - ], - [ - "Variable star" - ], - [ - "Stellar evolution" - ] + "Star and stellar system", + "Pulsar", + "Variable star", + "Stellar evolution" ] }, "answerKey": "A" @@ -15002,18 +10118,10 @@ "D" ], "text": [ - [ - "Neutron star" - ], - [ - "Black hole" - ], - [ - "Nova" - ], - [ - "Galaxy" - ] + "Neutron star", + "Black hole", + "Nova", + "Galaxy" ] }, "answerKey": "A" @@ -15029,22 +10137,10 @@ "D" ], "text": [ - [ - "Interstellar medium", - "Neutron star" - ], - [ - "Binary system", - "Supernova" - ], - [ - "Binary system", - "Neutron star" - ], - [ - "Binary system", - "Pulsar" - ] + "Interstellar medium, Neutron star", + "Binary system, Supernova", + "Binary system, Neutron star", + "Binary system, Pulsar" ] }, "answerKey": "C" @@ -15060,18 +10156,10 @@ "D" ], "text": [ - [ - "Supernova" - ], - [ - "Repeater" - ], - [ - "Magnetar" - ], - [ - "Variable star" - ] + "Supernova", + "Repeater", + "Magnetar", + "Variable star" ] }, "answerKey": "A" @@ -15087,18 +10175,10 @@ "D" ], "text": [ - [ - "Interstellar medium" - ], - [ - "Stellar evolution" - ], - [ - "Neutron star" - ], - [ - "Magnetar" - ] + "Interstellar medium", + "Stellar evolution", + "Neutron star", + "Magnetar" ] }, "answerKey": "C" @@ -15114,18 +10194,10 @@ "D" ], "text": [ - [ - "Variable star" - ], - [ - "Black hole" - ], - [ - "Supernova" - ], - [ - "Galaxy" - ] + "Variable star", + "Black hole", + "Supernova", + "Galaxy" ] }, "answerKey": "B" @@ -15141,22 +10213,10 @@ "D" ], "text": [ - [ - "Black hole", - "Globular cluster" - ], - [ - "Black hole", - "Quasar" - ], - [ - "Black hole", - "Galaxy" - ], - [ - "Black hole", - "Accreting object" - ] + "Black hole, Globular cluster", + "Black hole, Quasar", + "Black hole, Galaxy", + "Black hole, Accreting object" ] }, "answerKey": "B" @@ -15172,26 +10232,10 @@ "D" ], "text": [ - [ - "Active galactic nucleus", - "Stellar evolution", - "Quasar" - ], - [ - "Star and stellar system", - "Black hole", - "Quasar" - ], - [ - "Active galactic nucleus", - "Black hole", - "Accreting object" - ], - [ - "Active galactic nucleus", - "Black hole", - "Quasar" - ] + "Active galactic nucleus, Stellar evolution, Quasar", + "Star and stellar system, Black hole, Quasar", + "Active galactic nucleus, Black hole, Accreting object", + "Active galactic nucleus, Black hole, Quasar" ] }, "answerKey": "D" @@ -15207,18 +10251,10 @@ "D" ], "text": [ - [ - "Star and stellar system" - ], - [ - "Supernova" - ], - [ - "Nova" - ], - [ - "Neutron star" - ] + "Star and stellar system", + "Supernova", + "Nova", + "Neutron star" ] }, "answerKey": "C" @@ -15234,18 +10270,10 @@ "D" ], "text": [ - [ - "Pulsar" - ], - [ - "Minor body" - ], - [ - "Magnetar" - ], - [ - "Quasar" - ] + "Pulsar", + "Minor body", + "Magnetar", + "Quasar" ] }, "answerKey": "D" @@ -15261,18 +10289,10 @@ "D" ], "text": [ - [ - "Black hole" - ], - [ - "Pulsar" - ], - [ - "Minor body" - ], - [ - "Accreting object" - ] + "Black hole", + "Pulsar", + "Minor body", + "Accreting object" ] }, "answerKey": "A" @@ -15288,22 +10308,10 @@ "D" ], "text": [ - [ - "Black hole", - "Binary system" - ], - [ - "Star and stellar system", - "Pulsar" - ], - [ - "Star and stellar system", - "Interstellar medium" - ], - [ - "Star and stellar system", - "Binary system" - ] + "Black hole, Binary system", + "Star and stellar system, Pulsar", + "Star and stellar system, Interstellar medium", + "Star and stellar system, Binary system" ] }, "answerKey": "D" @@ -15319,22 +10327,10 @@ "D" ], "text": [ - [ - "Nova", - "Variable star" - ], - [ - "Accreting object", - "Variable star" - ], - [ - "Accreting object", - "Interstellar medium" - ], - [ - "Accreting object", - "Nova" - ] + "Nova, Variable star", + "Accreting object, Variable star", + "Accreting object, Interstellar medium", + "Accreting object, Nova" ] }, "answerKey": "B" @@ -15350,18 +10346,10 @@ "D" ], "text": [ - [ - "Active galactic nucleus" - ], - [ - "Quasar" - ], - [ - "Variable star" - ], - [ - "Supernova" - ] + "Active galactic nucleus", + "Quasar", + "Variable star", + "Supernova" ] }, "answerKey": "C" @@ -15377,18 +10365,10 @@ "D" ], "text": [ - [ - "Pulsar" - ], - [ - "Interstellar medium" - ], - [ - "Neutron star" - ], - [ - "Black hole" - ] + "Pulsar", + "Interstellar medium", + "Neutron star", + "Black hole" ] }, "answerKey": "C" @@ -15404,18 +10384,10 @@ "D" ], "text": [ - [ - "Magnetar" - ], - [ - "Circumstellar disk" - ], - [ - "Stellar evolution" - ], - [ - "Nova" - ] + "Magnetar", + "Circumstellar disk", + "Stellar evolution", + "Nova" ] }, "answerKey": "D" @@ -15431,18 +10403,10 @@ "D" ], "text": [ - [ - "Variable star" - ], - [ - "Binary system" - ], - [ - "Star and stellar system" - ], - [ - "Active galactic nucleus" - ] + "Variable star", + "Binary system", + "Star and stellar system", + "Active galactic nucleus" ] }, "answerKey": "D" @@ -15458,18 +10422,10 @@ "D" ], "text": [ - [ - "Repeater" - ], - [ - "Supernova" - ], - [ - "Nova" - ], - [ - "Binary system" - ] + "Repeater", + "Supernova", + "Nova", + "Binary system" ] }, "answerKey": "C" @@ -15485,22 +10441,10 @@ "D" ], "text": [ - [ - "Pulsar", - "Quasar" - ], - [ - "Neutron star", - "Quasar" - ], - [ - "Black hole", - "Quasar" - ], - [ - "Stellar evolution", - "Quasar" - ] + "Pulsar, Quasar", + "Neutron star, Quasar", + "Black hole, Quasar", + "Stellar evolution, Quasar" ] }, "answerKey": "C" @@ -15516,18 +10460,10 @@ "D" ], "text": [ - [ - "Stellar evolution" - ], - [ - "Galaxy" - ], - [ - "Supernova" - ], - [ - "Magnetar" - ] + "Stellar evolution", + "Galaxy", + "Supernova", + "Magnetar" ] }, "answerKey": "C" @@ -15543,18 +10479,10 @@ "D" ], "text": [ - [ - "Black hole" - ], - [ - "Neutron star" - ], - [ - "Pulsar" - ], - [ - "Near-Earth object" - ] + "Black hole", + "Neutron star", + "Pulsar", + "Near-Earth object" ] }, "answerKey": "A" @@ -15570,18 +10498,10 @@ "D" ], "text": [ - [ - "Minor body" - ], - [ - "Magnetar" - ], - [ - "Supernova" - ], - [ - "Repeater" - ] + "Minor body", + "Magnetar", + "Supernova", + "Repeater" ] }, "answerKey": "C" @@ -15597,22 +10517,10 @@ "D" ], "text": [ - [ - "Active galactic nucleus", - "Black hole" - ], - [ - "Nova", - "Black hole" - ], - [ - "Interstellar medium", - "Black hole" - ], - [ - "Magnetar", - "Black hole" - ] + "Active galactic nucleus, Black hole", + "Nova, Black hole", + "Interstellar medium, Black hole", + "Magnetar, Black hole" ] }, "answerKey": "A" @@ -15628,18 +10536,10 @@ "D" ], "text": [ - [ - "Accreting object" - ], - [ - "Quasar" - ], - [ - "Neutron star" - ], - [ - "Interstellar medium" - ] + "Accreting object", + "Quasar", + "Neutron star", + "Interstellar medium" ] }, "answerKey": "B" @@ -15655,22 +10555,10 @@ "D" ], "text": [ - [ - "Black hole", - "Quasar" - ], - [ - "Neutron star", - "Quasar" - ], - [ - "Globular cluster", - "Quasar" - ], - [ - "Circumstellar disk", - "Quasar" - ] + "Black hole, Quasar", + "Neutron star, Quasar", + "Globular cluster, Quasar", + "Circumstellar disk, Quasar" ] }, "answerKey": "A" @@ -15686,22 +10574,10 @@ "D" ], "text": [ - [ - "Accreting object", - "Black hole" - ], - [ - "Nova", - "Black hole" - ], - [ - "Neutron star", - "Black hole" - ], - [ - "Variable star", - "Black hole" - ] + "Accreting object, Black hole", + "Nova, Black hole", + "Neutron star, Black hole", + "Variable star, Black hole" ] }, "answerKey": "C" @@ -15717,22 +10593,10 @@ "D" ], "text": [ - [ - "Accreting object", - "Active galactic nucleus" - ], - [ - "Galaxy", - "Magnetar" - ], - [ - "Galaxy", - "Active galactic nucleus" - ], - [ - "Galaxy", - "Nova" - ] + "Accreting object, Active galactic nucleus", + "Galaxy, Magnetar", + "Galaxy, Active galactic nucleus", + "Galaxy, Nova" ] }, "answerKey": "C" @@ -15748,22 +10612,10 @@ "D" ], "text": [ - [ - "Active galactic nucleus", - "Neutron star" - ], - [ - "Active galactic nucleus", - "Variable star" - ], - [ - "Active galactic nucleus", - "Quasar" - ], - [ - "Neutron star", - "Variable star" - ] + "Active galactic nucleus, Neutron star", + "Active galactic nucleus, Variable star", + "Active galactic nucleus, Quasar", + "Neutron star, Variable star" ] }, "answerKey": "B" @@ -15779,22 +10631,10 @@ "D" ], "text": [ - [ - "Active galactic nucleus", - "Pulsar" - ], - [ - "Magnetar", - "Black hole" - ], - [ - "Active galactic nucleus", - "Black hole" - ], - [ - "Neutron star", - "Black hole" - ] + "Active galactic nucleus, Pulsar", + "Magnetar, Black hole", + "Active galactic nucleus, Black hole", + "Neutron star, Black hole" ] }, "answerKey": "C" @@ -15810,22 +10650,10 @@ "D" ], "text": [ - [ - "Black hole", - "Neutron star" - ], - [ - "Active galactic nucleus", - "Neutron star" - ], - [ - "Quasar", - "Neutron star" - ], - [ - "Accreting object", - "Neutron star" - ] + "Black hole, Neutron star", + "Active galactic nucleus, Neutron star", + "Quasar, Neutron star", + "Accreting object, Neutron star" ] }, "answerKey": "A" @@ -15841,18 +10669,10 @@ "D" ], "text": [ - [ - "Interstellar medium" - ], - [ - "Supernova" - ], - [ - "Neutron star" - ], - [ - "Stellar evolution" - ] + "Interstellar medium", + "Supernova", + "Neutron star", + "Stellar evolution" ] }, "answerKey": "C" @@ -15868,18 +10688,10 @@ "D" ], "text": [ - [ - "Interstellar medium" - ], - [ - "Active galactic nucleus" - ], - [ - "Supernova" - ], - [ - "Binary system" - ] + "Interstellar medium", + "Active galactic nucleus", + "Supernova", + "Binary system" ] }, "answerKey": "C" @@ -15895,18 +10707,10 @@ "D" ], "text": [ - [ - "Supernova" - ], - [ - "Neutron star" - ], - [ - "Minor body" - ], - [ - "Globular cluster" - ] + "Supernova", + "Neutron star", + "Minor body", + "Globular cluster" ] }, "answerKey": "B" @@ -15922,22 +10726,10 @@ "D" ], "text": [ - [ - "Active galactic nucleus", - "Repeater" - ], - [ - "Active galactic nucleus", - "Pulsar" - ], - [ - "Active galactic nucleus", - "Black hole" - ], - [ - "Active galactic nucleus", - "Star and stellar system" - ] + "Active galactic nucleus, Repeater", + "Active galactic nucleus, Pulsar", + "Active galactic nucleus, Black hole", + "Active galactic nucleus, Star and stellar system" ] }, "answerKey": "C" @@ -15953,18 +10745,10 @@ "D" ], "text": [ - [ - "Variable star" - ], - [ - "Nova" - ], - [ - "Accreting object" - ], - [ - "Stellar evolution" - ] + "Variable star", + "Nova", + "Accreting object", + "Stellar evolution" ] }, "answerKey": "A" @@ -15980,18 +10764,10 @@ "D" ], "text": [ - [ - "Variable star" - ], - [ - "Magnetar" - ], - [ - "Supernova" - ], - [ - "Globular cluster" - ] + "Variable star", + "Magnetar", + "Supernova", + "Globular cluster" ] }, "answerKey": "C" @@ -16007,18 +10783,10 @@ "D" ], "text": [ - [ - "Quasar" - ], - [ - "Circumstellar disk" - ], - [ - "Stellar evolution" - ], - [ - "Active galactic nucleus" - ] + "Quasar", + "Circumstellar disk", + "Stellar evolution", + "Active galactic nucleus" ] }, "answerKey": "D"