What is a serious hazard to aircraft?
A)Molecular viscosity
B)Laminar flow
C)Clear-air turbulence
D)Longwaves in the westerlies
E)Thermal lows

Question

Quizplus · Accepted Answer

Clear-air turbulence is a significant hazard to aircraft because it occurs in clear air, making it difficult to detect and avoid. It can cause sudden, severe turbulence without visible warning, posing a risk to flight safety.

What Is a Serious Hazard to Aircraft