If a stream's velocity is doubled, its competence ________.
A) remains the same
B) drops by half
C) increases by half
D) doubles
E) increases sixty-four times

Question

Quizplus · Accepted Answer

Competence, or the ability of a stream to carry sediment, increases with the sixth power of its velocity. Doubling the velocity results in a 2^6 or sixty-four times increase in competence.

If a Stream's Velocity Is Doubled, Its Competence ________