Sound Waves Review

Front

Low frequency = _______ Pitch

Back

Low

Front

High frequency = _______ Pitch

Back

High

Front

What does the pitch of a sound depend on?

Back

The frequency of the sound wave

Front

Relationship between amplitude and loudness?

Back

Higher amplitude means higher loudness.

Front

How does sound travel fastest? Options: Through gases, Through liquids, Through solids, Through a vacuum

Back

Through solids

Front

What happens to the pitch of a sound as the frequency increases?

Back

The pitch increases.

Front

Which of the following is NOT true about sound waves?

• They can travel through a vacuum.
• They are longitudinal waves.
• They require a medium to travel.
• They can be reflected.

Back

They can travel through a vacuum.

Front

What is the unit of frequency?

Back

Hertz (Hz)

Front

Which of the following would likely have the highest pitch?

• A truck horn
• A whistle
• A bass drum
• A human voice

Back

A whistle

Front

If two sound waves have the same frequency but different amplitudes, how will they differ?

Back

They will have different loudness levels.