Gamma Waves, Highest frequency/fastest waves, Radio Waves, Slowest frequency waves, Longitudinal Waves, Waves that vibrate in the direction the wave moves like sound waves, Transverse, Waves that have crests and troughs like light waves, Nanometer, equal to one billionth of a meter, hertz, the number of cycles per second that a wave moves, crest, the high point of a wave, trough , the low point of a wave.

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