To an observer on the ground, the first sign that a supercell may give birth to a tornado is the sight of ____.
A)a mesocyclone
B)a funnel cloud
C)rotating clouds near the middle of the storm
D)rotating clouds at the base of the storm
E)rotating clouds at the top of the storm

Question

Quizplus · Accepted Answer

Rotating clouds at the base of the storm are often the first visible sign to ground observers that a tornado may form, as this indicates the presence of a lowering wall cloud which can lead to tornado development.

To an Observer on the Ground, the First Sign That