Electromagnetic waves require a medium to travel through.

A. TrueB. False

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An electromagnetic wave in vacuum travels at

A. the speed of soundB. the speed of lightC. faster than the

speed of lightD. varying speeds. 0% 0%0%0%

Which of the following are perpendicular in an

electromagnetic waveA. E and B fieldsB. E field and the

direction of propagation

C. B field and the direction of propagation

D. All of the above

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In an electromagnetic wave, the magnitudes of the E and B fields

A. Are in no way related.

B. Are linearly relatedC. Are inversely related

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Visible light falls into the electromagnetic spectrum.

A. TrueB. False

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