题目内容

While wind shear can occur at any altitude, low-level wind shear is especially hazardous due to the ________of an aircraft to the ground.

A. close
B. proximity
C. approach
D. access

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Low-level wind shear is commonly ________ with passing frontal systems, thunderstorms, and temperature inversions with strong upper level winds.

A. covered
B. associated
C. contacted
D. related

During a wind shear situation, the effects can be ________ or very dramatic depending on wind speed and direction of change.

A. subtle
B. little
C. noticeable
D. obvious

The ________ of a microburst is about 15 minutes during which it can produce downdrafts of up to 6,000 feet per minute.

A. time
B. range
C. lifespan
D. distance

Clear air turbulence weather is the erratic movement of air masses in the ________ of any visual cues, such as clouds.

A. shortage
B. view
C. absence
D. presence

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