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chapter16sound vocab

Echo a reflection sound wave
Elasticity the ability of a material to bounce back after being disturbed
Density is how much matter,or mass there is in a given amount of space ,or volume
loudness describes you perception of the energy of a sound
intensity the amount of energy a sound wave carries per second through a unit area
decibel (db) the loudness of different sounds is compared using a unit
pitch sound is a description of how high or low the sound seems to a person
ultra sound sound with frequencies above the normal human range of hearing
infrasound sounds with frequencies below the human range of hearing
larynx your vocal cords are located there
doppler effect the change in frequency of a wave as its source moves in relation to an observer
what cause doppler effect ?
Created by: Mookiee