Chemistry - Chapter 7 (P3)

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Describe how the Earth’s oceans formed.
The water vapour condensed and formed the ocean
1 of 5
State a human activity that add carbon dioxide to the atmosphere.
Burning hfossil fuels releases carbon dioxide into the atmosphere
2 of 5
What changes to the atmosphere can occur naturally?
Sulfur dioxide is added to the atmosphere when fossil fules are burnt and also, when volcanoes erupt
3 of 5
What created the ozone layer?
It was created by oxygen
4 of 5
What does the ozone layer do?
The ozone layer blocks the harmful rays form the sun
5 of 5

Other cards in this set

Card 2

Front

State a human activity that add carbon dioxide to the atmosphere.

Back

Burning hfossil fuels releases carbon dioxide into the atmosphere

Card 3

Front

What changes to the atmosphere can occur naturally?

Back

Preview of the front of card 3

Card 4

Front

What created the ozone layer?

Back

Preview of the front of card 4

Card 5

Front

What does the ozone layer do?

Back

Preview of the front of card 5

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