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9.2 Carbon dioxide and methane as greenhouse gases

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Question 4
F

The Earth's surface emits radiation into the atmosphere. What do greenhouse gases do to this radiation?

[1]
A

They absorb it and then emit it in all directions

B

They reflect it straight back towards the Earth's surface

C

They transmit it without changing its wavelength at all

D

They convert it into radiation of a much shorter wavelength

Markscheme

9.2 Carbon dioxide and methane as greenhouse gases Questions

  1. GCSE
  2. /Chemistry
  3. /9.2 Carbon dioxide and methane as greenhouse gases

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.

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