Water vapour, carbon dioxide and methane are all greenhouse gases. Which property do all three of these gases share?
They dissolve in the oceans to form acidic solutions
They are released only by the activities of human beings
They absorb long wavelength radiation in the atmosphere
They each make up about one fifth of the atmosphere
40 exam-style questions on AQA GCSE Chemistry 9.2 Carbon dioxide and methane as greenhouse gases, covering 9.2.1 Greenhouse gases, 9.2.2 Human activities which contribute to an increase in greenhouse gases in the, 9.2.3 Global climate change, and 9.2.4 The carbon footprint and its reduction. Each one has a worked solution and a mark scheme showing where the marks go.