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PLEASE HELP QUICK which statement describes a primary difference between an electromagnetic wave and mechanical wave?​

A. electromagnetic waves can travel through empty space

B. electromagnetic waves can be transverse longitudinal or surface waves

C. electromagnetic waves can only travel through solids liquids or gases

D. electromagnetic waves need a medium to transfer energy

Respuesta :

cjrodriguez89

Answer:

A.

Explanation:

  • An electromagnetic wave is produced by the interaction between a variable electric field, and a magnetic electric field, which propagates in space, even in vaccuum, at a fixed speed, whilst the mechanical waves require a medium in order to transfer energy.

Answer: A

Explanation:

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