weather theoryFAA-published sample question (IRH, Aug 2021)
Stable air has the following properties:
A
good visibility, steady precipitation, and stratus type clouds.
B
poor visibility, intermittent precipitation, and cumulus-type clouds.
C
poor visibility, steady precipitation, and stratus type clouds.✓ Correct Answer
Explanation
PHAK Chapter 12 lists stratiform clouds, steady precipitation, smooth air and fair to poor visibility as characteristics of stable air. Good visibility and intermittent (showery) precipitation with cumulus clouds describe unstable air.
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