The nature of sound
A reflected sound wave
Echo
your perseption on sound
Loudness
A set of note that sound plesent to ones ears
Misic
Colects sound waves
Ear canal
reflecting sound waves to deturmine distanices from objects
Echolocation
the ability of a material to bounce back
ealsticity
The amout of energy carried per second to a point
Intensity
the lowest natural frequency
Fundamental tones
small, tightly stretched, drumlike membrane
Eardrum
animals use echolocation to
find food
the total mass of a object
Density
the measure of loudness
Decibel (DB)
High natural frequencies
Over tones
fluid filled cavity shaped like a snail shell that contains hair sells
Cochlea
a system that uses reflected sound waves to locate objects underwater
sonar
Sound travels slower at _______ temps
Lower
How high or low a sound is
Pitch
three types of interuments
Stringed, wind, Brass
hearing loss is mostly caused by___
Age
Sonar stands for
Sound navigation and ranging
the speed of sound depends on ____,____,____ of the medium
Elasticity, density, tempture
A change in frequency of a wave soure as it moves from/to an object
Doppler effect
_____ is the study of how sound interact with eachother, so ____ echoes of a sound are heard after the sound source stopes
Acoustics
Reverberstion
What happens when hearing loss acurs
The hair cells in your ear die
a divice that uses reflected ultrasound waves to create a picture
sonogram