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WorksheetsPeriodic Motion, Waves and Sound
Total questions: 20
Worksheet time: 10mins
Name
Class
Date
1.
Through which medium will sound waves travel the fastest?
a)
iron metal
b)
the vacuum of outer space
c)
air
d)
water
2.
What force does not act on a pendulum?
a)
restoring force
b)
weight
c)
tension
d)
mass
3.
Which of the following does not have a direct effect on your speech?
a)
teeth
b)
lips
c)
eyes
d)
sinuses
4.
The general term for determining the position of an object by reflecting sound off of it is called...
a)
reverberation
b)
echolocation
c)
beats
d)
resonance
5.
A wave in which the oscillations are at right angles to the direction of wave travel is called a
a)
angular wave
b)
longitudinal wave
c)
oscillating wave
d)
transverse wave
6.
In which type of wave is a beat especially noticeable?
a)
light
b)
acoustic
c)
mechanical
d)
standing
7.
The technology that uses frequencies above those that we can hear is called...
a)
ultrasound
b)
infrasound
c)
supersound
d)
hypersound
8.
Which of the following is not an example of observed periodic motion?
a)
a car driving down a straight road
b)
the rotation of a wheel
c)
a playground swing
d)
ocean waves
9.
Which of the following actions will not produce sound?
a)
striking
b)
holding
c)
dropping
d)
rubbing
10.
All waves transmit...
a)
energy
b)
particles
c)
matter
d)
sound
11.
A jet fighter approaches, passes low overhead, and flies away. How does the pitch of its engine when it is flying away compare to the pitch when it was approaching you?
a)
louder
b)
lower
c)
higher
d)
unchanged
12.
While in the front yard, you can hear your dog barking in the backyard. This situation illustrates that sound waves can...
a)
refract
b)
reflect
c)
form beats
d)
diffract
13.
A wave in which the oscillation are parallel to the direction of wave travel is a...
a)
transverse wave
b)
parallel wave
c)
longitudinal wave
d)
oscillating wave
14.
The phenomenon of a wave bouncing off a surface is called...
a)
refraction
b)
reflection
c)
rarefaction
d)
interference
15.
Which is not necessary for sound to occur?
a)
particles
b)
vibrating matter
c)
hearing
d)
a medium
16.
When a sound has become painfully loud it is called the...
a)
threshold of hearing
b)
threshold of pain
c)
fundamental frequency
d)
reverberation
17.
The lowest tone an object produces is called its...
a)
acoustics
b)
reverberation
c)
threshold of hearing
d)
fundamental frequency
18.
Multiples of a fundamental in a sound are called...
a)
fundamental frequencies
b)
reverberations
c)
harmonics
d)
acoustics
19.
When a violin string responds to another violin string, we call that...
a)
acoustics
b)
reverberations
c)
resonance
d)
harmonics
20.
Multiple echoes of a sound is called...
a)
reverberations
b)
resonance
c)
acoustics
d)
harmonics
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