Sound

Front

What is pitch?

Back

Pitch is the measure of how high or low a sound is.

Front

What do soft surfaces do to sound waves?

Back

Soft surfaces absorb sound waves.

Front

What is an echo?

Back

An echo is the reflection of sound waves off of a hard surface.

Front

What is vibration?

Back

Vibration is the back and forth movement of matter.

Front

What is volume?

Back

Volume is the loudness or softness of a sound.

Front

What is amplitude?

Back

Amplitude is the height of a sound wave, which determines its loudness.

Front

What is the speed of sound?

Back

The speed of sound is how fast sound waves travel through a medium.

Front

What is a sound wave?

Back

A sound wave is a vibration that travels through air, water, or solid materials.

Front

What is frequency?

Back

Frequency is the number of vibrations per second, which determines the pitch of a sound.

Front

What is a medium in sound?

Back

A medium is the substance through which sound waves travel, such as air, water, or solids.