Sound Waves Review

Front

What effect does the medium have on the speed of sound?

Back

Sound travels slower in denser mediums.

Front

Low frequency = _______ Pitch

Back

Low

Front

Which of the following is NOT true about sound waves?

Back

They can travel through a vacuum.

Front

What is the typical human hearing range in terms of frequency?

Back

20 Hz to 20,000 Hz

Front

What is the unit of frequency?

Back

Hertz (Hz)

Front

What type of wave is a sound wave?

Back

Longitudinal wave.

Front

What is the relationship between frequency and pitch?

Back

Higher frequency means higher pitch.

Front

What is amplitude in sound waves?

Back

The height of the wave, related to loudness.

Front

What happens to sound waves when they hit a barrier?

Back

They can be reflected.

Front

Can sound travel through liquids?

Back

Yes, sound can travel through liquids.