Sound Waves

The total number of waves produced in one second is called the ________ of the wave.

• Vibration

• Echo

• Frequency

The distance from any point on a wave to the corresponding point on the next wave.

• Amplitude

• Wavelength

• Frequency

What does compression mean in the context of sound waves?

• The point where the wave is most compact

• The highest point of a wave

• The origination point of a wave

A longitudinal wave caused by vibrations transferring energy through a medium.

• Radio Wave

• Microwave

• Sound Wave

What is a pitch (as it relates to sound)?

• the intensity of a vibration

• volume of sound

• highness or lowness of a sound

If you want to change the pitch of a sound, you have to change the ______.

• frequency

• amplitude

• height

Which of these waves would have a higher pitch?

• Low Frequency

• High Frequency

True or False: Can sound travel though a vacuum (empty space).

• True

• False

True or False: Sound travels better through solids than through liquids.

• True

• False

Why is sound able to travel faster through a solid than a gas?

• Gas molecules are packed tightly

• Sound does not travel faster through a solid than a gas

• Solid molecules are packed tightly together