Chapter 6 Multiple Choice Quiz 1

Please answer all questions


1	If you increase the energy that goes into starting a vibration, you will increase the
		A)	frequency.
		B)	amplitude.
		C)	number of cycles per second.
		D)	wavelength.


2	The time required for one cycle of any repeating event is called one
		A)	hertz.
		B)	period.
		C)	frequency.
		D)	amplitude.


3	The time for one cycle and the frequency of a vibration have a relationship of the frequency varying
		A)	directly with the time.
		B)	directly with the amplitude.
		C)	inversely with the time.
		D)	inversely with the wavelength.


4	Particles of a material that move back and forth in the same direction the wave is moving are in what type of wave?
		A)	longitudinal
		B)	transverse
		C)	torsional
		D)	standing


5	Particles of a material that move up and down perpendicular to the direction the wave is moving are in what type of wave?
		A)	longitudinal
		B)	transverse
		C)	torsional
		D)	standing


6	Sound waves travel faster in
		A)	icy cold air.
		B)	a vacuum.
		C)	warm air.
		D)	cool air.


7	You hear a higher pitch when a sound wave has a greater
		A)	amplitude.
		B)	velocity.
		C)	frequency.
		D)	wavelength.


8	The extent of displacement of a vibrating tuning fork is related to the resulting sound wave characteristic of
		A)	frequency.
		B)	amplitude.
		C)	wavelength.
		D)	period.


9	Both constructive and destructive interference is necessary to produce the sound phenomena known as
		A)	resonance.
		B)	refraction.
		C)	beats.
		D)	diffusion.


10	An efficient transfer of energy that takes place at a natural frequency is known as
		A)	resonance.
		B)	beats.
		C)	the Doppler effect.
		D)	reverberation.

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