Sound Waves Vocab

Front

Vibrate

Back

To move slightly in place around a fixed point.

Front

Force

Back

A push or a pull that can cause an object to move or change its motion.

Front

Medium

Back

The type of material that a wave passes through, such as air, water, or solid substances.

Front

Transfer

Back

To move from one place to another.

Front

Dense

Back

Describes molecules that are closely packed together.

Front

Sound Wave

Back

A type of wave that is created by vibrating objects and travels through a medium.

Front

Frequency

Back

The number of waves that pass a point in a given period of time, usually measured in Hertz (Hz).

Front

Amplitude

Back

The maximum extent of a vibration or oscillation, measured from the position of equilibrium.

Front

Pitch

Back

The perceived frequency of a sound; how high or low a sound seems.

Front

Echo

Back

A reflection of sound that arrives at the listener after a delay.