Question

A surfer on top of a wave takes 10 seconds to travel a distance of 40 meters. What is the speed of the wave the surfer is riding on?
Select one:
a. 0.25 m/s
b. 4 m/s
c. 40 m/s
d. 400 m/s

Answer 1

Answer:

B. 4 m/s

Explanation:

The formula for Speed is distance per time.

Therefore Speed = Distance / Time

Data

D = 40 m

T = 10 sec

S = ?

Speed = 40m /10sec

To find the speed , divide the distance by the time.

Note : the unit for Speed is meter /second

Speed = 4 m/s

Therefore the speed of the wave, the surfer is riding on is 4 m/s.