A water wave passes by a floating leaf that is made to oscillate up and down two complete cycles each second, which means that the wave's frequency is
A)0.5 Hz.
B)1 Hz.
C)2 Hz.
D)3 Hz.
E)6 Hz.

Question

Quizplus · Accepted Answer

The frequency of a wave is defined as the number of complete cycles per second. Since the leaf completes two cycles each second, the frequency of the wave is 2 Hz.

A Water Wave Passes by a Floating Leaf That Is