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  • 11-01-2016
  • History
Answered

The early atmosphere on Earth was _____.

mostly carbon dioxide

extremely cold

poisonous

full of oxygen

extremely hot

Verified Answer :

HistoryGuy HistoryGuy
  • 21-01-2016

The early atmosphere on Earth was "mostly carbon dioxide" since the levels of carbon dioxide in the atmosphere during this time were roughly 200 times the levels in the current atmosphere.

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