Front

What is a back-and-forth motion caused by a force?

Back

Vibration

Front

What are vibrations that spread away from a vibrating object?

Back

Sound waves

Front

What is the number of times an object vibrates per second?

Back

Frequency

Front

How high or low a sound is based on its frequency

Back

Pitch

Front

What sound has many waves?

Back

High pitch sounds

Front

What sound has few waves?

Back

Low pitch sounds

Front

How loud or soft a sound is based on its wave height

Back

Volume

Front

Loud volume has

Back

Tall waves

Front

Soft, or low, volume has

Back

Short waves

Front

What is the bouncing of a sound wave off a surface?

Back

Reflection