Physics Quiz

What kind of a wave is sound?

• transverse

• longitudinal

Which characteristic of a wave contributes to the loudness of a sound?

• speed

• wavelength

• frequency

• amplitude

Which position along the air column is a compression?

• A

• B

• C

What does the period of a wave refer to?

• How fast a crest of the wave moves along the medium.

• How long the repeating pattern of crests and troughs is.

• How far particles are displaced from rest position.

• How much time to complete a full cycle of vibration

What does the symbol λ refer to?

• Wave speed

• Wave length

• Wave frequency

• Wave Period

A wave that is vibrating up and down a large number of times in a second is said to have a high ________.

• speed

• frequency

• period

• wavelength

An object makes 20 complete back and forth vibrations in 5 seconds. The frequency is ________.

• 0.25

• 5.0

• 4.0

• 20

High pitched sounds have relatively large ________ and small ________.

• period, wavelength

• period, frequency

• speed, period

• frequency, wavelength

Which statement below describes the behavior of resonance?

• An object is plucked and begins vibrating.

• A crest of a wave interferes with a crest of another wave.

• Two sounds are played and have a pleasant feel about them.

• An object forces another to vibrate at the same frequency

A rope is vibrating. How many nodes are present in the rope?

• 6

• 7

• 8

• 12