Waves and Sound

Which letter(s) represent a wave's amplitude?

• A

• B

• A & D

• B & C

• A & C

Which type of wave does not require a medium for a wave to propagate.

• Mechanical

• Electromagnetic

• Transverse

• Longitudinal

Which type of medium would a mechanical wave travel fastest in?

• Solid

• Liquid

• Gas

• Plasma

Which letter(s) represent a wave's wavelength?

• A

• B

• A & D

• B & C

• A & C

Which aspect of a sound wave would change if the volume was increased?

• Frequency

• Period

• Wavelength

• Amplitude

• Velocity

A wave has a period of 10s with a wavelength of 5m. How fast is the wave traveling?

• 50 m/s

• 0.5 m/s

• 2 m/s

• 5 m/s

The frequency of a wave traveling through the air is 640 Hz and it has a wavelength of 0.54m. How fast is the wave traveling?

• 345.6 m/s

• 1,185.19 m/s

• 1,382.4 m/s

• 0.00084 m/s

Two sound waves are traveling underwater. The first has a frequency of 10,000 Hz while the second has a frequency of 30,000 Hz. Which wave will travel faster?

• 10,000 Hz Wave

• 30,000 Hz Wave

• Both waves will travel at the same speed

Frequency and wavelength have a(n) ___________ relationship for a wave traveling through a medium.

• Direct

• Inverse

• Inversely Direct

• Constructive

As a sound is approaching you, the ___________ goes up while the ___________ goes down. This is known as the _____________ effect.

• frequency, wavelength, Doppler

• wavelength, frequency, Doppler

• volume, amplitude, Doppler

• period, frequency, Doppler