Where do tropical cyclones come from?
A) High pressure systems
B) Between air masses
C) Within a single warm and humid air mass
D) Within a single cool and dry air mass

Question

Quizplus · Accepted Answer

Vilhelm Bjerknes realized tropical cyclones form due to disturbances within a single warm and humid air mass. He also concluded extratropical air masses form between two air masses. Information can be found in the section Storms Are Variations in Large-Scale Atmospheric Circulation.

Where Do Tropical Cyclones Come From