Ch. 9 Sound

Front

The science of sound

Back

Acoustics

Front

A type of echolocation that locates items underwater

Back

Sonar

Front

The echoes of high-frequency sound waves to 'see' inside a human body

Back

Ultrasound

Front

A rapid, back-and-forth movement

Back

Vibration

Front

A disturbance that moves energy from place to place

Back

Wave

Front

A vibration that can be heard

Back

Sound

Front

How loud or how soft a sound is

Back

Volume

Front

The quality of a sound that distinguishes it

Back

Timbre

Front

How high or low a sound is

Back

Pitch

Front

Musical instruments that are played at the same pitch and volume still sound different because of their

Back

Timbre