crest, the highest point of the wave, trough, the lowest point of the wave, wavelength, the difference between the center of the two successive crests/troughs, resting position , water level at rest; midline, wave, a disturbance that through a medium and transfers energy from place to place, amplitude, The amplitude of a wave is its height, that is, half the distance from trough to crest., midline, A horizontal dashed line extends through the middle of the wave and is labeled the midline, sound wave, a sound wave is a longitudinal wave-when something an object vibrates it produces a longitudinal wave, transverse wave, a wave vibrating at right angles.

waves

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