Sound Waves and Communication

Front

What do you call the reflection of your voice?

Back

Echo

Front

How do we measure the pitch of a sound?

Back

By measuring the frequency.

Front

What is the term for the highness or lowness of a sound?

Back

Pitch

Front

Which of the following animals does NOT use echolocation?

Back

Bears

Front

What is the speed of a sound wave measured by?

Back

Frequency

Front

What is a sound wave?

Back

A vibration that travels through air, water, or solid materials.

Front

What is frequency in relation to sound?

Back

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

Front

What is amplitude?

Back

The height of a sound wave, which determines how loud the sound is.

Front

What is wavelength?

Back

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

Front

What is an example of a sound that has a high pitch?

Back

A whistle.