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Nature of Sound

TermDefinition
sound a disturbance that travels through a medium as a longitudinal wave
echo a reflected sound wave
decibel a unit used to compare the loudness of different sounds
reverberation the echos of a sound that are heard after the sound source stops producing sound waves
density how much matter, or mass, there is in a given amount of space, or volume
Doppler effect the change in frequency of a wave as its source moves in relation to an observer
echolocation the use of reflected sound waves to determine distances or to locate objects
loudness the perception of the energy of a sound
sonar a system that uses reflected sound waves to detect and locate objects under water
Created by: Rita.Rogers