Sound Waves Review

The height of the wave is known as _________

• amplitude

• wavelength

• frequency

• pitch

What is wavelength?

• the height of a wave

• the length of one wave cycle

• the time it takes a wave to complete one wave cycle

• the number of wave cycles a wave completes

Sound is caused by a(n) _________________

• vibration

• wave

• echo

The top of the wave is called _______

• trough

• volume

• wavelength

• crest

A higher amplitude causes a louder volume.

• True

• False

A short wavelength causes a lower pitch.

• True

• False

What is frequency?

• The height of the wave

• The number of times a wave cycles in one second

• The length of one wave cycle

• How high or low a sound is

If a wave completes 5 wave cycles in 1 second, what is the frequency of the wave?

• 1Hz

• 2 Hz

• 10 Hz

• 5 Hz

The material a wave travels through is called a

• medium

• wavelength

• sound

• pitch

________________ is how high or low a sound is.

• volume

• pitch

• crest

• trough