Sound Waves

Front

Spread out areas or areas of decreased pressure on a sound wave are known as a ---

Back

Rarefaction

Front

Sound waves are also known as ----- waves.

Back

Both longitudinal and compression

Front

Areas of increased pressure on a sound wave are known as a ----

Back

Compression

Front

The measure of the amount of energy in a wave is ----

Back

Amplitude

Front

Sound is produced by -----

Back

Vibrations

Front

What is the term for the distance between two consecutive crests or troughs in a wave?

Back

Wavelength

Front

What is the unit of frequency?

Back

Hertz (Hz)

Front

What is the term for the number of waves that pass a point in one second?

Back

Frequency

Front

What is the relationship between frequency and wavelength in sound waves?

Back

Higher frequency means shorter wavelength.

Front

What is the speed of sound in air at room temperature?

Back

Approximately 343 meters per second.