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2015-01-07T20:24:01+08:00

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Certified answers contain reliable, trustworthy information vouched for by a hand-picked team of experts. Brainly has millions of high quality answers, all of them carefully moderated by our most trusted community members, but certified answers are the finest of the finest.
Electromagnetic waves are waves which can travel through the vacuum of outer space. Mechanical waves, unlike electromagnetic waves, require the presence of a material medium in order to transport their energy from one location to another.
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2015-01-11T10:14:32+08:00

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For me,electromagnetic wave is a wave that passed through empty space and it cannot transmitted energy and cannot transmitted sound. different to mechanical wave that cannot travel empty space, but through matter.
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