Change in atmosphere
- Created by: Anu Rai
- Created on: 01-05-13 17:43
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- Changing atmosphere
- Earth cooled & water vapour condensed
- Forms oceans & carbon dioxide dissolved in there
- We know this because there are shells in the sea that could only be made with Carbon Dioxide
- Shells fell and became sediment
- We know this because there are shells in the sea that could only be made with Carbon Dioxide
- Forms oceans & carbon dioxide dissolved in there
- Photosynthesis
- 1 billion years ago organism could Photosynthesise
- Carbon Dioxide was removed quicker.
- MORE OXYGEN ADDED. YEAY!
- Carbon Dioxide was removed quicker.
- 1 billion years ago organism could Photosynthesise
- Earth cooled & water vapour condensed
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