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Earth Sciences 20 Online
OpenStudy (tori040403):

HELP WILL FAN & MEDAL :3 Which planet has a thin atmosphere mainly composed of carbon dioxide? A. Mars B. Venus C. Earth D. Mercury

OpenStudy (anonymous):

Mars i know because I had to study this very in deapth.

OpenStudy (tori040403):

thanks so much!!!

OpenStudy (anonymous):

your welcome ad thank you!

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