Sound
Terms
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- amplitude
- a measure of how high a sound wave is or how much energy it has
- pitch
- how high or low a sound is
- wavelength
- the distance between a point on one wave and the same point on the next wave
- speed of sound
- the rate of travel of a sound wave
- compression
- area where air is pushed together by sound waves
- sound waves
- moving areas of high and low pressure
- loudness
- the amount of sound energy reaching your ear
- sonnic boom
- a sound wave created by something moving faster than the speed of sound
- sound
- vibrations that you can hear
- echo
- a sound reflection