Download Topic 2 question sheet

Climate Change: Impacts and Responses
Topic 2: The Erath’s Climate System
Sample short and long questions
Climate Change: Impacts and Responses
Sample short and long questions
Topic 2: The Earth's Climate System
Short questions:
1. Which of the following is the most abundant greenhouse gas in the atmosphere?
a) Water vapour (H2O)
b) Carbon dioxide(CO2)
c) Methane(CH4)
d) Nitrous oxide(N2O)
e) Ozone(O3)
2. Which of the following greenhouse gases has the largest radiative forcing on global climate
system?
a) Water vapour (H2O)
b) Carbon dioxide(CO2)
c) Methane(CH4)
d) Nitrous oxide(N2O)
e) Halocarbons(O3, CFCs)
3. Without the greenhouse effect, how would the Earth's temperature be?
a) Hotter
b) Unchanged
c) Colder
4. What is the major component of the atmosphere?
a) Oxygen
b) CO2
c) Nitrogen
d) Greenhouse gases
5. Which of the following can be considered an external forcing?
a) Greenhouse gases
b) solar variation
c) Land surface changes
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Climate Change: Impacts and Responses
Topic 2: The Erath’s Climate System
Sample short and long questions
6. List the components of the global climate system.
7. Define:
• radiative forcing
• climate feedback
8. What are the differences between external and internal drivers of climate change?
9. How do greenhouse gases affect radiative forcing?
Longer exam type questions
1. Explain the greenhouse effect.
2. List five major greenhouse gases.
3. Explain why water vapour is not considered a challenge in efforts to deal with global
climate change.
4. What drives the Earth’s climate system?
5. Describe the Earth’s energy balance.
6. What are the two biggest causes of the build-up of heat-trapping gases in the atmosphere?
7. How do greenhouse gases affect the Earth’s energy balance?
8. Discuss the factors that affect radiative forcing.
9. Discuss the global climate systems and its interactions.
10. Describe climate feedback mechanisms, use examples to your description.
11. How do human activities influence the nitrogen cycle?
12. Define and illustrate the Milankonvich cycles.
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