Sound

Front

What is sound?

Back

A kind of energy that travels in waves that you hear.

Front

What is an amplifier?

Back

A tool that makes sounds louder.

Front

What does pitch refer to?

Back

How high or low a sound is.

Front

What is a crest in sound waves?

Back

Each high point of a sound wave.

Front

How do sound waves move in cold mediums?

Back

Sound waves move slower when the medium is cold.

Front

What is volume in terms of sound?

Back

The loudness or softness of a sound.

Front

What is wavelength?

Back

The distance between two consecutive crests or troughs in a wave.

Front

What is frequency?

Back

The number of waves that pass a point in one second.

Front

What is amplitude?

Back

The height of a wave, which determines the volume of the sound.

Front

What is an echo?

Back

A sound that is reflected off a surface and heard again.