Geography · Climatology
Why is the sky generally clear and cloudless in areas characterized by descending air?
- 1Due to a complete lack of humidity in the upper atmosphere
- 2Descending air warms adiabatically, making conditions unfavorable for condensation✓
- 3Due to the absolute absence of hygroscopic nuclei
- 4Because the rate of evaporation at the surface is extremely low
Correct answer
Descending air warms adiabatically, making conditions unfavorable for condensation
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