Physical Science

Chapter 11: Sound

Section 3 Self-Check Quiz-Eng.

1.
What is the difference between music and noise?
A)Music has a wider range of frequencies than noise.
B)Noise has a greater intensity than music.
C)Music follows a specified pattern of sounds and pitches; noise has no pattern.
D)It is strictly a matter of opinion.
2.
The __________ is the frequency at which a material tends to vibrate when it is disturbed.
A)quality
B)natural frequency
C)pitch
D)resonance
3.
__________ is the ability of a medium to vibrate by absorbing energy at its natural frequency.
A)Resonance
B)Overtone
C)Quality
D)Reverberation
4.
What describes the differences among sounds of the same pitch and loudness?
A)overtone
B)quality
C)resonance
D)acoustics
5.
A(n) __________ is a vibration whose frequency is a multiple of the fundamental frequency.
A)natural frequency
B)overtone
C)resonant frequency
D)reverberation
6.
The echoing effect produced by many reflections of sound is called __________ .
A)resonance
B)reverberation
C)intensity
D)rarefaction
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