Question

Which is a longitudinal wave that requires a medium to move?

A.)sound wave
B.)ocean wave
C.)lightwave
D.)radio wave
E.)microwave

Answer 1

A is the correct answer.
Sound waves need a medium to propagate, because sound waves need to vibrate in order to propagate. so, Sound Waves are the longitudinal waves needs a medium to propagate/move. :) have a nice day.

Answer 2

Answer:

a. sound wave

Explanation: