Question

Write down some points about greenhouse effect and give some examples of greenhouse gases. (3 marks)

Answer 1

The greenhouse effect is a process that occurs when gases in Earth's atmosphere trap the Sun's heat. This process makes Earth much warmer than it would be without an atmosphere.
(2 marks)
Examples of greenhouse gases are: (1 mark)

1. CFCs (chlorofluorocarbons)
2. Carbon monoxide
3. Methane
4. Carbon dioxide