Skip to main content

Test yourself: 5 hard theory questions, free

Free test
hardmountain

The most dangerous area of a mountain wave for aircraft is the:

A

Crest of the wave

B

Trough of the wave

C

Lenticular cloud

D

Rotor zone near mountain top level

Checking member access

One moment while we confirm your plan so paid members never see checkout by mistake.

Checking member access before showing upgrade options

Keep practising

See where you stand: 5 hard questions, instant score, every answer explained.