Multiple Choice
Raindrops fall to the ground when:
A) they are at least five times the size of a cloud droplet.
B) they reach a large enough terminal velocity for both their size and the distance between them and the ground.
C) they are able to catch a fast-moving downdraft.
D) the coalescence rate exceeds that of the collision rate.
Correct Answer:

Verified
Correct Answer:
Verified
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