Chemistry Chemistry cards 0.0 / 5 ? ScienceChemistryGCSEEdexcel Created by: MadsyCreated on: 09-04-14 16:19 What was the earths surface originally made of? Molten, it was so hot, any atmosphere just boiled away 1 of 6 What happened when the earth cooled down? A thin crust formed, but volcanoes kept erupting 2 of 6 What did the volcanoes give out? Carbon dioxide, water vapour and small amounts of other gases 3 of 6 How was the oceans and atmosphere formed? By the volcanoes giving out co2 and water vapour 4 of 6 What was the early atmosphere mostly made up of? Co2 with virtually no oxygen 5 of 6 When did the oceans form? When 6 of 6
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