Front

Sound waves require a __________ to travel through.

Back

medium

Front

You usually hear sound through the medium of:

Back

air

Front

A sound wave is a type of:

Back

mechanical and longitudinal wave

Front

The human ear can detect frequencies between:

Back

20 and 20000 Hz

Front

Longitudinal waves are comprised of:

Back

compressions and rarefactions

Front

What is a medium in the context of sound waves?

Back

A medium is a substance (solid, liquid, or gas) through which sound waves travel.

Front

What is the difference between longitudinal and transverse waves?

Back

Longitudinal waves have compressions and rarefactions, while transverse waves have crests and troughs.

Front

What is frequency in relation to sound?

Back

Frequency is the number of waves that pass a point in one second, measured in Hertz (Hz).

Front

What is amplitude in sound waves?

Back

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

Front

What happens to sound waves as they travel through different mediums?

Back

Sound waves travel faster in solids than in liquids, and faster in liquids than in gases.