Sound Waves Test

A material that waves and energy pass through

• fabric

• large

• medium

• trough

What form of energy is produced by vibrations?

• Sound

• Heat

• Light

Which of these waves would have a higher pitch?

• Low Frequency

• High Frequency

• Frequency does not determine pitch

It is describes as a quick movement of back and forth.

• Waves

• Vibration

• Matter

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

• True

• False

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

• frequency

• amplitude

• height

• volume

A note is played on a guitar.  Next, a lower note is played on the guitar.  Which of these statements describes the lower note?

• Both notes vibrated at the same speed

• The second note vibrated slower

• The second note vibrates at a higher frequency

• The second note vibrated faster

What is sound?

• A type of energy made by vibrations that moves through a medium such as a gas, liquid or solid

• A wave of electrical and magnetic energy moving together through space

• A type of electromagnetic wave that is visible to the eye

• A very low frequency electromagnetic wave that is used for the transmission of radio and television signals

What happens when you increase the amplitude of a sound?

• It makes the sound travel faster

• It makes the sound louder

• It increases the wavelength of the sound

• It increases the frequency of the sound

lowest point on a wave

• crest

• pitch

• trough

• amplitude