how are sound waves and electromagnetic waves different?

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19-01-2015
Physics

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how are sound waves and electromagnetic waves different?

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nislam1130 nislam1130 · Answer 1 · 2015-01-19T23:25:00+01:00

nislam1130 nislam1130

19-01-2015

EM waves propagate through a vacuum: sound waves require a medium. EM waves are transverse vibrations: sound waves are longitudinal vibrations. EM waves are fluctuating electric and magnetic fields: sound is fluctuating pressure.

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