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The distance between successive crests of a wave.

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The maximum extent of a vibration or and oscillation.

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The rate at which something occurs or is repeated over a particular period of time or in a given sample.

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The entire range of wavelengths or frequencies of electromagnetic radiation.

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one of the waves that are propagated by simultaneous periodic variations of electric and magnetic field intensity

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The distance light can travel in a unit of time through a given substance.

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The distance travelled per unit time by a sound wave as it propagates through an elastic medium.

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a wave vibrating at right angles to the direction of its propagation.

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Running lengthwise rather than across.

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A wave that is an oscillation of matter, and therefore transfers energy through a medium.