4. Forcing and Feedbacks

Radiative Forcing — Quiz

Test your understanding of radiative forcing with 5 practice questions.

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Practice Questions

Question 1

Which of the following best describes the concept of effective radiative forcing (ERF)?

Question 2

If the Earth's albedo increases globally due to widespread melting of Arctic sea ice, how would this affect radiative forcing?

Question 3

When quantifying the radiative forcing of contrails (condensation trails from aircraft), what is the primary mechanism considered?

Question 4

Consider a large-scale afforestation (planting new forests) program. How would this likely impact radiative forcing?

Question 5

Which of the following best explains why methane ($\text{CH}_4$) has a higher Global Warming Potential (GWP) than carbon dioxide ($\text{CO}_2$) over a 100-year period, despite having a shorter atmospheric lifetime?