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5 April, 10:23

Which of the following is a TRUE statement about the differences between electromagnetic and mechanical waves?

A

Electromagnetic waves are caused by vibration of particles and mechanical waves are caused by frequency, not amplitude.

B

Electromagnetic waves are considered a periodic disturbance and mechanical waves are considered a disturbance.

C

Electromagnetic waves require a medium to travel in and mechanical waves do not require a medium.

D

Electromagnetic waves travel in a vacuum and mechanical waves do not travel in a vacuum.

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Answers (2)
  1. 5 April, 11:43
    0
    ' D ' is the only correct statement on the list.

    Electromagnetic waves are capable of traveling through

    many substances, and they're also capable of traveling

    through vacuum. Mechanical waves can't travel in vacuum.
  2. 5 April, 11:43
    0
    The answer is D. Electromagnetic waves travel in a vacuum and mechanical waves do not travel in a vacuum.
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