weather theoryFAA-published question bank (Private Pilot, 2008)
The amount of water vapor which air can hold depends on the
A
dewpoint.
B
air temperature.✓ Correct Answer
C
stability of the air.
Explanation
The amount of water vapor air can hold depends on its temperature: warm air can hold more than cold air (PHAK Chapter 12). The dewpoint shows how much water vapor is actually present, and stability affects vertical motion, not capacity.
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