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11 Cards in this Set

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  • Back
vibrate
to move back and forth rapidly
compressed
pushed together very closely
wavelength
the distance from one compression to the next in a sound wave
volume
how loud or soft something is
pitch
the measure of how high or low a sound is
vacuum
a space empty of matter
echo
sound that bounces back
reflected
to bounce back
intensity
the amount of energy carried by sound waves
decibel
a measurement of sound
acoustics
the study of sound and its effects on people