6. Climate and Climate Change
Radiative Forcing — Quiz
Test your understanding of radiative forcing with 5 practice questions.
Practice Questions
Question 1
Which boundary is radiative forcing conventionally calculated at, according to the IPCC AR4 definition?
Question 2
Effective Radiative Forcing (ERF) differs from Instantaneous Radiative Forcing (IRF) primarily by including which rapid adjustment?
Question 3
Using the formula $\Delta F = 5.35\ln\bigl(\tfrac{C}{C_0}\bigr)$, by what factor must CO$_2$ concentration increase to produce a radiative forcing of 4 W/m^2?
Question 4
If radiative forcing from CO$_2$ is +1.8 W/m^2 and from aerosols is −1.0 W/m^2, what is the net anthropogenic radiative forcing?
Question 5
Which natural event produces a short‐term negative radiative forcing by injecting reflective particles into the stratosphere?