Sound Waves Review Questions

A disturbance that travels through a medium as a longitudinal wave

• sound

• wavelength

• pitch

• frequency

Tags

NGSS.MS-PS4-1

The number of wavelengths that pass a point each second

• frequency
• wavelength
• pitch
• amplitude

Material (matter) through which a wave travels

• medium
• Doppler Effect
• sound
• pitch

Tags

NGSS.MS-PS4-2

How high or low a sound is; depends on the frequency ...

• pitch

• frequency

• sound

• medium

The part of a longitudinal wave where the particles of the medium are close together.

• rarefaction
• compression
• crest
• trough

A reflected sound wave

• frequency
• pitch
• echo
• rarefaction

Tags

NGSS.MS-PS4-2

A wave that requires a medium through which to travel

• mechanical wave
• chemical wave
• electromagnetic wave
• pitch

As the fire truck approached Mary, the pitch of the siren got higher. Once the fire truck passed and moved away, the siren's pitch got lower. This change in pitch is because of a change in the sound wave's

• concussion. 
• amplitude. 
• reflection.
• frequency. 

If a wave is traveling at 260 m/s and has a wavelength of 0.8 m, what is its frequency?

• 208 Hz

• 325 Hz

• 430 Hz

• 160 Hz

Tags

NGSS.MS-PS4-1

The speed of a sound wave depends on

• the frequency
• the medium
• both air temperature and medium
• the air temperature

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4