Other questions in this quiz

2. What is the approximate relative effect of oxides of nitrogen?

  • 3000
  • 2000
  • 1000
  • 4000

3. What percentage of water vapour is in the atmosphere?

  • 10%
  • variable (up to 4%)
  • 5%
  • 20%

4. What is the approximate relative effect of methane?

  • 30
  • 25
  • 20
  • 40

5. What is the approximate relative effect of tropospheric ozone?

  • 10,000
  • 20,000
  • 25,000
  • 30,000

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