StudyDaddy Environmental Science astronomy 3a

astronomy 3a

Group A Hydrogen

astronomy 3a 1

Helium

astronomy 3a 2

Carbon

astronomy 3a 3

Oxygen

astronomy 3a 4

Neon

astronomy 3a 5

Sodium

astronomy 3a 6

Calcium

astronomy 3a 7

Iron

astronomy 3a 8

Group B Sun

astronomy 3a 9

Galaxy 1

astronomy 3a 10

Galaxy 2 astronomy 3a 11 Galaxy 3

astronomy 3a 12

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