Earth's atmosphere . is made mostly of oxygen and carbon dioxide
protects the surface from meteoroids and comets
reflects most of the sun's heat and light back into space
is very thin compared to the moon's atmosphere

I actually know the correct answer (I answered and got it right) but when you search it up everyone's is wrong, and I couldn't add an answer for some reason.

Correct
protects the surface from meteoroids and comets

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Last week i was assigned a thematic. we have groups of three but the people i was assigned with haven't been in school for days. i would appreciate if anyone can me with my thematic . i highlighted most of the important steps and i circled my thematic topic. in desperate need : ( its due on february 19

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