Describing waves
1 mark · EasyWhat is meant by the ‘wavelength’ of a wave?
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The distance between one point on a wave and the same point on the next wave.
Also accept: The distance from crest to crest or trough to trough.; The distance between two consecutive points in phase on a wave.
Common mistakes: The height of the wave; The distance from trough to crest
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Marking points
B1 · 1 mark · Gives any correct definition for wavelength (distance between two corresponding points on consecutive waves)
Worked solution
Wavelength is the distance between one point on a wave and the same point on the next wave (e.g., crest to crest).