A form of energy produced by vibrating objects.

A rapid back and forth movement that produces sound.

The number of waves that move past a point in a certain amunt of time.

A repeatingup and down or back and forth movement of matter.

The unit used to mesure the loudness of sound.

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Sound

these spelling words are from jan 27 to jan 31

Term	Definition
Sound	A form of energy produced by vibrating objects.
vibration	A rapid back and forth movement that produces sound.
Pitch	How high or low a sound is.
frequency	The number of waves that move past a point in a certain amunt of time.
wave	A repeatingup and down or back and forth movement of matter.
decibel	The unit used to mesure the loudness of sound.
echo	A reflected sound
volume	How loud or soft a sound is.