Unit 2: The Atmosphere - The Evolution of the Atmosphere

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  • Created by: rosieevie
  • Created on: 01-11-13 21:33
Where did life first evolve?
In the oceans
1 of 5
By which process was oxygen first released into the atmosphere?
Photosynthesis
2 of 5
Ozone is made of how many oxygen atoms?
Three
3 of 5
What sort of electromagnetic radiation split molecules of oxygen to form ozone?
Ultraviolet
4 of 5
What is the purpose of the ozone layer?
To block harmful UV radiation
5 of 5

Other cards in this set

Card 2

Front

By which process was oxygen first released into the atmosphere?

Back

Photosynthesis

Card 3

Front

Ozone is made of how many oxygen atoms?

Back

Preview of the front of card 3

Card 4

Front

What sort of electromagnetic radiation split molecules of oxygen to form ozone?

Back

Preview of the front of card 4

Card 5

Front

What is the purpose of the ozone layer?

Back

Preview of the front of card 5

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