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Sound waves

6.P.1.3 sound waves

TermDefinition
Sound created by vibrations that produce waves of energy that move through matter
Vibration back and forth movement, that causes sound
Sound wave a longitudinal wave that is caused by vibration traveling through a medium
Doppler Effect the change in pitch (frequency) as a sound gets closer to you
Echo a reflected sound wave
Echolocation the finding of an object using reflected sound
Pitch measures how high or low a sound is (determined by frequency)
Hertz unit measuring pitch
Decibels unit measuring loudness
Loudness measures how well a sound can be heard (determined by amplitude)
Mechanical Waves waves that need a medium to travel (example: sounds waves & earthquake waves)
Created by: damienb
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