Practice question

What is a microburst and why is it extremely dangerous to aircraft during takeoff or landing?

A widespread warm front causing gentle rain
A concentrated downdraft producing strong performance-increasing headwind followed immediately by severe downdraft and tailwind
A high-altitude jet stream core shift
A localized reduction in sea level pressure

Answer: B — A concentrated downdraft producing strong performance-increasing headwind followed immediately by severe downdraft and tailwind

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