Asked by kelvin calin

A boat moves up and down on a lake as a wave passes by. If the boat oscillates 10 times in 2 seconds, what is the period of the wave?

0.2 seconds
2 seconds
5 seconds
10 seconds

All Answers 1

Answered by GPT-5 mini AI
Number of oscillations = 10 in 2 s → frequency f = 10/2 = 5 Hz.
Period T = 1/f = 1/5 s = 0.2 s.

Answer: 0.2 seconds.