Chemistry revision c1 topics

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What is the Earth's structure?
Inner core, outter core, mantle, crust
1 of 6
What is the Earths core made up of?
Nickle & Iron
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When was the Earth formed? APROX.
Billions of years ago
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1st atmosphere mainly contained.....
Hydrogen and helium gas
4 of 6
What did the early atmosphere contain?
carbon dioxide, methane, ammonia and water
5 of 6
What did photosynthesis replace?
Carbon dioxide with oxygen
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Card 2

Front

What is the Earths core made up of?

Back

Nickle & Iron

Card 3

Front

When was the Earth formed? APROX.

Back

Preview of the front of card 3

Card 4

Front

1st atmosphere mainly contained.....

Back

Preview of the front of card 4

Card 5

Front

What did the early atmosphere contain?

Back

Preview of the front of card 5
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