c1-The evolution of the atmosphere

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  • Created by: Naana
  • Created on: 23-09-13 15:29
What was the earth’s atmosphere originally?
Hot molten
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What gases did the volcanoes give off?
Water vapour, carbon dioxide and nitrogen
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What was the early atmosphere made off?
Mostly carbon dioxide and water vapour with very little oxygen
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What did the green plants do after they evolved?
They removed carbon dioxide from the air and produced oxygen by photosynthesis
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What happened to the carbon in the plants when the plant died?
The carbon became insoluble carbonates and fossil fuels
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What did the build up of oxygen in the atmosphere cause?
It caused complex organisms to evolve
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Other cards in this set

Card 2

Front

What gases did the volcanoes give off?

Back

Water vapour, carbon dioxide and nitrogen

Card 3

Front

What was the early atmosphere made off?

Back

Preview of the front of card 3

Card 4

Front

What did the green plants do after they evolved?

Back

Preview of the front of card 4

Card 5

Front

What happened to the carbon in the plants when the plant died?

Back

Preview of the front of card 5
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