The Atmosphere 0.0 / 5 ? ChemistryThe earth and its atmosphereGCSEAll boards Created by: James.HolahCreated on: 14-05-18 17:23 How long has the earth been around? 4.6 Billion years 1 of 9 Which gasses did the volcanoes give out? Carbon Dioxide, Methane, Water vapour and Nitrogen 2 of 9 How much Oxygen was around that time? Virtually No Oxygen 3 of 9 How were the oceans formed? By the water vapour condensing. 4 of 9 What gas was removed from the early atmosphere? Carbon Dioxide 5 of 9 What are Carbonate Precipitates? Carbon Dioxide Products 6 of 9 What evolved first Algae or Green Plants? Algae 7 of 9 Gives examples of Fossil Fuels? Coal, Crude Oil & Natural Gas 8 of 9 How was sedimentary rocks formed? Compressed Marine Animals. 9 of 9
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