scii

loudness

your awareness of the energy of a sound

intensity

amount of energy a sound wave carries per second through a unit area

decibel

unit to measure loudness

pitch

how high or low a sound seems

doppler effect

the change in frequency of a wave as its source moves in relation to an observation

change in pitch occurs bc the movement of the source of the sound causes

a sound wave to compress or stretch

a change in frequency is percieved by a listener as a

change in pitch

pitch depends upon the

frequency of the sound waves

sound waves with a high frequency have a

high pitch

a low frequency is a

low pitch

the frequency of a sound wave depends upon

how fast the source of the sound is vibrating