Properties of Sound

Sound waves are created by a...

• vibration

• wavelength

• frequency

• period

Sound waves carry

• Energy

• wavelength

• amplitude

• period

Sound waves are ____________ waves

• longitudinal

• transverse

• electromagnetic

• radio

Particles in a sound wave move _________ to the wave direciton.

• parallel

• perpendicular

• side to side

• up and down

True or False: Sound waves only travel forward from the source of the sound

• True

• False

True or False: the speed of a sound wave depends on the medium

• True

• False

Sound waves travel fastest through ​ (a)   and slowest through ​ (b)  

• solids
• gas
• liquid

As density increases, the speed of a sound wave _________

• decreases

• increases

• stays the same

• not enough information

As temperature increases, the speed of a sound wave _________

• increases

• decreases

• stays the same

• not enough information

loudness is determined by

• intensity

• pitch

• frequency

• period