Chapter 7 homework

An example of a wave that is partly longitudinal and partly transverse is a: A) sound wave. B) light wave. C) water wave. D) wave in a stretched string.

C

When a sound wave goes from air into water, the quantity that remains unchanged is its A) speed. B) amplitude. C) frequency. D) wavelength.

C

The amplitude of a sound wave determines its A) loudness. B) pitch. C) wavelength. D) overtones.

A

An example of a purely longitudinal wave is a A) sound wave. B) light wave. C) water wave. D) wave in a stretched string

A

In a transverse wave, the individual particles of the medium move a) in circles. B) in ellipses. C) parallel to the direction of travel. D) perpendicular to the direction of travel.

D

When waves go from one place to another, they carry A) amplitude. B) frequency. C) wavelength. D) energy.

D