5.5 Sound

Front

What helps the whale locate food?

Back

Sound waves help the whale locate food.

Front

How is the volume of sound measured?

Back

The volume of sound is measured in decibels.

Front

What form is sound transmitted in?

Back

Sound is transmitted in the form of waves.

Front

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

Back

The pitch of a sound wave becomes higher as frequency increases.

Front

What is the term for the height of a sound wave?

Back

Amplitude is the term for the height of a sound wave.

Front

What is the definition of sound?

Back

Sound is a type of energy that travels in waves.

Front

What is frequency in relation to sound?

Back

Frequency refers to how many waves pass a point in one second.

Front

What unit is used to measure frequency?

Back

Frequency is measured in hertz (Hz).

Front

What is the relationship between amplitude and loudness?

Back

Greater amplitude means a louder sound.

Front

What is wavelength in sound waves?

Back

Wavelength is the distance between two consecutive peaks of a sound wave.