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The evolution of Earth's atmosphere MatchUp
Target Level
4-5
Running Total
0
0%
Attempt
1 of 3
Click on a top box, then click on its match below. Or, drag a top box and drop it onto the correct match. Match all pairs before clicking ‘Check’.
4.6 billion years
2.7 billion years
Sediments
Coal
Volcanic activity
Nitrogen
Glucose
Photosynthesis
Oxygen
Carbon
200 million years
Process associated with algae and plants which uses up carbon dioxide
Makes up about 80% of the gases in the atmosphere
Makes up about 20% of the gases in the atmosphere
How long ago the proportions of gases in the atmosphere stabilised
Approximate age of the Earth
How long ago algae first started producing oxygen
Process suggested to have formed the Earth's early atmosphere and the oceans
Produced when carbon dioxide dissolved in the oceans
Major component of sedimentary rocks and fossil fuels
One molecule is produced for every 6 carbon dioxide and 6 water molecules which react together in the presence of light
Formed from the compressed remains of plants