Chemistry 123 0.0 / 5 ? ScienceChemistryGCSEOCR Created by: hannahmaeCreated on: 18-05-16 18:52 C1- What is Air? A mixture of Gases: nitrogen, oxygen and argon water vapour and carbon dioxide 1 of 8 C1- What are Clouds? Water or Ice 2 of 8 C1- What do Gases do? Spread out to take up all the space 3 of 8 C1-How much nitrogen, oxygen and argon is in the air? Nitrogen-78% Oxygen-1% Argon-1% 4 of 8 C1-When was earths atmosphere formed? 4 billion years ago by gases given out by volcanoes 5 of 8 C1- What do volcanoes release huge amounts of? Carbon dioxide and water vapour? 6 of 8 C1- What are humans chasing in the atmosphere? The gases by burning fuels 7 of 8 C1-Give examples of pollutonts? Carbon monoxide, nitrogen oxide and sulphur dioxide 8 of 8
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