Waves lesson 1
Waves lesson 2
Ear
Sound lesson 4
Misc.
100
What does a sound wave begin with
vibration
100
what does the frequency of a sound wave depend on
how fast the source is vibrating
100
__________ separates the middle ear from the inner ear
membrane
100
what do dolphins and bats use
Echolocation
100
Name the mirror that is curved out
Concave mirror
200
sound waves carry ___________ though a medium
energy
200
what is frequency measured in
hertz (Hz)
200
What are the three sections of the ear
outer, middle, inner ear
200
your ear gathers ________ _________ and sends _________ about sound to your brain
sound waves , information
200
What has the highest frequency and shortest wave length
Gamma rays
300
sound is a _________ that travels through a medium as a longitudinal wave
disturbance
300
what does the loudness of sound depend on
the energy and intensity of a sound wave
300
What happens to a sound wave as it enters your ear canal
It vibrates your ear drum
300
what is the name of the main nerve in your ear
auditory nerve
300
What are the colors of visible light
ROY G.BIV
400
whats a medium
a solid , liquid, or gas
400
the loudness of different sounds is compared using what
decibels
400
The three main bones in your ear are
Anvil , hammer , stirrup
400
what do people need when they lose hearing
an electronic implant
400
What damage can ultraviolet light cause to a human
Skin cancer
500
what are the two main waves
transverse wave , longitudinal wave
500
sounds louder then _________ DB can cause damage to your ear
100 decibels
500
what kind of sound can people with hearing loss not hear
soft or high pitched sounds
500
what are the three parts of an electronic implant
sound processor , electrodes , implant .
500
___________ has the longest wave length and longest frequency
Radio waves
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