A disturbance that travels through a medium as a longitudinal wave.
The ability of a material to bounce back after being disturbed.
The amount of energy a sound wave carries per second through a unit area.
How high or low a sound is.
When two or more sound waves interact.
How well sounds can be heard in a particular room.
Where sound waves enter the ear.
A tightly stretched membrane at the end of the ear canal.
A liquid-filled cavity in the inner ear.
A system of detecting reflected sound waves.
The use of sound waves by bats and dolphins to locate food and other objects.
Sound waves with frequencies above 20,000 Hz.
Sound waves with frequencies below the normal range of hearing.
A reflected sound wave.
A picture of the inside of the human body produced by ultrasound.
The change in frequency of a wave produced by a moving source.
The amount of mass there is in a given amount of space.