Sound Waves

Sound is produced when something ______________

• Vibrates
• Moves through empty space

______________ is a form of energy produced by vibrating objects.

• sound

• gravity

• light

• friction

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

• True

• False

_________ is the loudness or softness of sound

• volume

• frequency

• wave length

• pitch

What is a sound that is repeated because the sound waves are reflected back?

• Pitch

• Echo

• Vibration

• Volume

High frequency sounds have _______ pitch

• HIgh

• Low

how high or low a sound is

• transverse

• pitch

• trough

• wavelength

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

• True

• False

distance from the midpoint (resting point) to the crest

• frequency

• amplitude

• trough

• wavelength

The _______ of a wave increases with increased energy.

• Wave length

• Amplitude