Chemistry-C9-Evolution of the Earths Atmosphere

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  • Created by: tonisha_
  • Created on: 30-12-22 15:07
In todays atmosphere of the Earth how much of each is there?

Nitrogen
Oxygen
Carbon Dioxide
Water Vapour
Noble gases
78%
21%
small amounts of the rest
1 of 19
In the early atmosphere there was high amounts of ______ and low amounts of_____?
high amounts of carbon dioxide
low amounts of nitrogen
2 of 19
In the first billion years there was believed to be intense?
volcanic activity
3 of 19
These volcanoes released______ which _______?
gases which formed the Earths atmosphere
4 of 19
What were these five gases?
water vapour
methane
ammonia
carbon dioxide
nitrogen
5 of 19
As the earth _______ what happened to the water vapour?
cooled the water vapour condensed
6 of 19
To form ______ and ______?
clouds and precipitation
7 of 19
This formed the what of the earth?
oceans and seas
8 of 19
Volcanoes also released huge amounts of what?
carbon dioxide
9 of 19
At this stage there was high amounts of_______and low amounts of______?
high amounts of carbon dioxide and low amounts of oxygen
10 of 19
The atmosphere was like which two planets?
mars and venus
11 of 19
WHAT CAUSED THE DECREASE OF CARBON DIOXIDE?
--------------------
Some of the carbon dioxide _______ into the ______. this is called _______?
dissolved into the sea, this is called dissolution
12 of 19
Some of that carbon dioxide which dissolved into the sea is absorbed into the ______ of ________ organisms and c______ and m______?
into the shell of marine organisms coral and molluscs
13 of 19
When that plankton dies, they fall to the ________ and get buried by layers of _______. Over years they get _______ and form ______ rocks. This traps the ______within them?
fall to the seabed and get buried by layers of sediment Over years they get compressed and form sedimentary rocks. This traps the carbon within them
14 of 19
An example of a sedimentary rock?
limestone
15 of 19
Another way is due to the _______ of new plant life such as s________?
photosynthesis
stromatolites
16 of 19
What are stromatolites?
rock and cynobacteria
17 of 19
Some of the carbon can also get locked up in what?
hydrocarbons found in crude oil
18 of 19
INCREASE OF OXYGEN
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This is due to the _______ that occured of new?
photosynthesis that occurred due to new plant life
19 of 19

Other cards in this set

Card 2

Front

In the early atmosphere there was high amounts of ______ and low amounts of_____?

Back

high amounts of carbon dioxide
low amounts of nitrogen

Card 3

Front

In the first billion years there was believed to be intense?

Back

Preview of the front of card 3

Card 4

Front

These volcanoes released______ which _______?

Back

Preview of the front of card 4

Card 5

Front

What were these five gases?

Back

Preview of the front of card 5
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