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Physics, 14.07.2019 23:30 akeemedwards12

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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