C1 Flash Cards 0.0 / 5 ? ChemistryThe earth and its atmosphereGCSEAQA Created by: Josh Beeton PhotographerCreated on: 28-03-17 19:35 What is the earths atmosphere made of? 78% Nitrogen, 21% Oxygen, 1% Argon/Other 1 of 6 How and when was the earth formed? 4 billion Years ago by gases given out by volcanoes 2 of 6 How were oceans formed? As the earth cooled, oceans where formed by condensed water 3 of 6 What are Particulates? Pollution in the form of particles in the air 4 of 6 What are pollutants? Harmful substances in the enviroment 5 of 6 3 Examples of pollutants? Carbon Monoxide, Nitrogen oxides, sulphur dioxide 6 of 6
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