Chemistry - Chapter 7 (P3) 0.0 / 5 ? ChemistryThe earth and its atmosphereGCSEAQA Created by: rebeccamariaCreated on: 02-04-15 13:15 Describe how the Earth’s oceans formed. The water vapour condensed and formed the ocean 1 of 5 State a human activity that add carbon dioxide to the atmosphere. Burning hfossil fuels releases carbon dioxide into the atmosphere 2 of 5 What changes to the atmosphere can occur naturally? Sulfur dioxide is added to the atmosphere when fossil fules are burnt and also, when volcanoes erupt 3 of 5 What created the ozone layer? It was created by oxygen 4 of 5 What does the ozone layer do? The ozone layer blocks the harmful rays form the sun 5 of 5
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