the atmosphere
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?- Created by: Samantha.Jacobson
- Created on: 07-12-15 10:19
Other questions in this quiz
2. What formed the early atmosphere?
- rock
- volatile compounds and elements released from molten rock.
- plants
3. Approximately what percentage of the air is carbon dioxide?
- 0.037%
- 0.10%
- 3.46%
4. Which gas makes up approximately 21% of the atmopshere?
- hydrogen
- oxygen
- argon
5. Where did the oceans come from?
- From volcanoes
- As the atmosphere cooled below 100oC, steam condensed
- From plants
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