wavelength is what describe it
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Answer:
Wavelength can be defined as the distance between two successive crests or troughs of a wave. It is measured in the direction of the wave
Explanation:
Wavelength is the distance from one crest to another, or from one trough to another, of a wave (which may be an electromagnetic wave, a sound wave, or any other wave).
Wavelength, distance between corresponding points of two consecutive waves.