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100
Distance between two corresponding parts of a wave.
Wavelength
100
If a wave is more intense than another will it be louder or softer?
The more intense wave will be louder.
100
What causes sound waves entering through a doorway to spread out?
Diffraction
100
The ear canal ends at a tightly stretched membrane, what is this membrane called?
The eardrum
100
A reflected sound wave.
An echo
200
Type a wave sound is.
Longitudinal Wave
200
Part of the ear that sound waves travel through.
Ear Canal
200
First person to break the sound barrier.
Chuck Yeager
200
What unit is sound measured in?
Decibels
200
What can an infection cause in your ear?
Hearing Loss
300
What do some bats use to locate food and navigate?
Echolocation
300
A set of tones that is pleasing to the ear.
Music
300
Amount of mass there is in a given amount of space or volume.
Density
300
How well sounds can be heard in a room or hall.
Acoustics
300
The effect you are hearing when a siren goes by you and the pitch changes.
The Doppler Effect
400
The liquid filled cavity in the inner ear.
Cochlea
400
Sound waves with frequencies below the normal human range of hearing.
Infrasound
400
What the pitch of a sound depends on.
Frequency
400
Why do most people develop hearing loss?
Aging
400
What do doctors use to make a sonogram?
Ultrasound
500
What is elasticity?
The ability of a material to bounce back after being disturbed.
500
What is Sonar?
A system of detecting reflected sound waves.
500
What was the independent variable in the "Sound of Silence" lab we did in class?
The mediums (things in the bags)
500
What is noise?
A mixture of sound waves that do not sound pleasing together.
500
What was the dependent variable in the "Sound of Silence" lab we did in class?
How well the mediums (things in the bags) blocked the sounds
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