Sound Waves Review

Low frequency = _______ Pitch

• Low

• High

High frequency = _______ Pitch

• High

• Low

Tags

NGSS.MS-PS4-1

What does the pitch of a sound depend on?

• The amplitude of the sound wave

• The medium through which the sound travels

• The frequency of the sound wave

• The temperature of the medium

Which of the following best describes the relationship between amplitude and loudness?

• Higher amplitude means lower loudness.

• Amplitude and loudness are unrelated.

• Higher amplitude means higher loudness.

• Loudness decreases as amplitude increases, up to a certain point.

Tags

NGSS.MS-PS4-1

How does sound travel fastest?

• Through gases

• Through liquids

• Through solids

• Through a vacuum

Tags

NGSS.MS-PS4-2

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

• The pitch decreases.

• The pitch remains the same.

• The pitch increases.

• The pitch first increases, then decreases.

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.

Tags

NGSS.MS-PS4-2

What is the unit of frequency?

• Decibel (dB)

• Hertz (Hz)

• Meter (m)

• Second (s)

Which of the following would likely have the highest pitch?

• A truck horn

• A whistle

• A bass drum

• A human voice

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

• They will have different speeds.

• They will have different pitches.

• They will have different loudness levels.

• They will travel through different mediums.

Tags

NGSS.MS-PS4-1