vibrations that you can hear

a measure of the amount of sound energy reaching your ears

the rate at which a sound wave travels

this causes material causes sound waves to move fast

quickly moving areas of high and low pressure

a measure of how high or low it is

reflection of sound waves

name some instruments that change pitch

the area where air is pushed together

Finish this sentence.....the higher the pitch the

Sound wave made by an object moving faster than the speed of sound

this part of your ear vibrates when sound waves hit it

measure of the distance between a point on one wave and the same point on the next wave

this affects the pitch of a stringed instrument

an example of an echo

quick back and forth forth movements

your brain interprets signals from

another way to change the pitch

the cause of a sonic boom depends on this

the farther away you are from the source of the sound