Ch.14 SOUND Review

Which type of matter would transmit sound waves fastest?

• air at 5*C

• Air at 20*C

• ice at 0*C

• seawater at 20*C

A large windowpane on a storefront vibrates as a large truck drives by. Which type of interaction between sound and mater best explains this vibration?

• absorption

• resonance

• reverberation

• transmission

As __ decreases, sound intensity decreases.

• amplitude

• quality

• wave speed

• wavelength

Wave frequency is measured in which unit?

• decibel

• hertz

• meter

• second

Which property describes the distance between two identical points on a sound wave?

• amplitude

• frquency

• pitch

• wavelength

When you hear a sound, its pitch is mostly influenced by which properties of a sound wave?

• amplitude and speed

• frequency and amplitude

• speed and frequency

• wavelength and frequency

Which property of sound waves changes when you increase the volume on a car radio?

• amplitude

• frequency

• speed

• wavelength

Which is the region of a sound wave where particles of a medium are most spread out?

• compression

• rarefaction

• reverberation

• transmission

How does a speaker cause sound that can be heard?

• it produces echoes

• it produces vibrations

• it releases light

• it releases heat

What type of wave does a speaker produce for sound to be heard?

• electromagnetic

• longitudinal

• surface

• transverse