A skipper on a boat notices wave crests passing the anchor chain every 5 seconds. The skipper estimates the distance between crests is 15 m. What is the speed of the water waves?
A) 5 m/s
B) 3 m/s
C) 15 m/s
D) not enough information given

Question

Quizplus · Accepted Answer

The speed of the water waves can be calculated using the formula speed = distance/time. Given the distance between crests is 15 m and they pass every 5 seconds, the speed is 15 m / 5 s = 3 m/s.

A Skipper on a Boat Notices Wave Crests Passing the Anchor