livi9sa5galizeth livi9sa5galizeth

20-02-2016
Physics

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Which property describes an electromagnetic wave and not a mechanical wave?
a. transfers energy
b. travels in a vacuum
c. has frequency
d. requires a medium

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olemakpadu olemakpadu

20-02-2016

B. Travels in a Vacuum.

Electromagnetic have the ability to travel in a vacuum unlike mechanical wave.

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