Worksheetsmechanical wave test
Total questions: 40
Worksheet time: 35mins
Name
Class
Date
1.
A disturbance that transfers energy from place to place is called a
a)
wave
b)
medium
c)
vibration
d)
compression
2.
Mechanical waves are created when a source of energy causes a medium to
a)
move
b)
compress
c)
vibrate
d)
expand
3.
The highest parts of a transverse wave are called
a)
troughs
b)
crests
c)
wavelengths
d)
nodes
4.
Waves that move the particles of the medium parallel to the direction in which the waves are traveling are called
a)
longitudinal waves
b)
transverse waves
c)
surface waves
d)
combination waves
5.
The maximum distance that the particles of a medium move from the rest position is the
a)
amplitude
b)
frequency
c)
speed of the waves
d)
wavelength
6.
The distance between two corresponding parts of a wave is the wave’s
a)
amplitude
b)
frequency
c)
speed of the waves
d)
wavelength
7.
The speed of a wave is its wavelength multiplied by its
a)
reflection
b)
amplitude
c)
frequency
d)
vibration
8.
The bending of waves due to a change in speed is called
a)
reflection
b)
refraction
c)
diffraction
d)
interference
9.
The bending of waves around the edge of a barrier is known as
a)
reflection
b)
refraction
c)
diffraction
d)
interference
10.
The interaction between two waves that meet is called
a)
reflection
b)
refraction
c)
diffraction
d)
interference
11.
What occurs when vibrations traveling through an object match the object’s natural frequency?
a)
reflection
b)
refraction
c)
diffraction
d)
resonance
12.
When a wave hits a surface through which it CANNOT pass and bounces back, it undergoes
a)
reflection
b)
refraction
c)
destructive interference
d)
constructive interference
13.
Waves combine to produce a smaller or zero-amplitude wave in a process called
a)
reflection
b)
refraction
c)
destructive interference
d)
constructive interference
14.
Waves combine to make a wave with larger amplitude in a process called
a)
destructive waves
b)
constructive waves
c)
reflection
d)
refraction
15.
When an incoming wave combines with a reflected wave in such a way that the combined wave appears to be standing still, the result is a
a)
standing waves
b)
longitudinal waves
c)
surface waves
d)
transverse waves
16.
In which direction(s) do seismic waves travel from their point of origin?
a)
in all directions
b)
north to south
c)
toward the equator
d)
inward, to the core of the Earth
17.
A wave travels through a medium because
a)
the
medium’s particles are carried along with the wave.
b)
the wave’s energy passes
from particle to particle.
c)
the medium transfers
electromagnetic energy.
d)
the wave increases the
potential energy of its medium
18.
Mechanical waves are classified according to
a)
their size
b)
their shape
c)
how they move
d)
their source
19.
Frequency is measured in units called
a)
amps
b)
hertz
c)
nodes
d)
m/s
20.
Refraction occurs when a wave
a)
enters a new medium at an
angle
b)
hits a surface through
which it cannot pass
c)
moves around a barrier.
d)
interferes with another
wave
21.
Why do you see lightning from a distant storm before you hear thunder?
a)
The thunder is produced after the lightning
b)
Your eyes react faster than your ears.
c)
Light travels faster than sound.
d)
Sound travels faster than light.
22.
Waves that require a medium through which to travel are called electromagnetic waves.
a)
true
b)
false
23.
In transverse waves, the particles of the medium move at right angles to the direction in which the wave is traveling
a)
true
b)
false
24.
When the crests of one wave align with the ctrests of an identical wave, the amplitude of the resulting wave is zero
a)
true
b)
false
25.
The law of reflection states that the angle of incoming wave equals the angle of reflection
a)
true
b)
false
26.
If a longitudinal wave has very crowded compressions and very uncrowded rarefactions, it has a large amplitude
a)
true
b)
false
27.
Sound travels FASTEST through which of these materials?
a)
Air
b)
Empty space
c)
Metal
d)
Water
28.
Sound is a form of?
a)
energy
b)
pitch
c)
volume
d)
matter
29.
The highest pitch is made by the _______ instrument.
a)
biggest
b)
wooden
c)
smallest
d)
shiniest
30.
A longer string makes a _______ pitch than a short string.
a)
louder
b)
softer
c)
higher
d)
lower
31.
Why is the school library covered with carpet?
a)
So everyone can make a lot of noise
b)
to help absorb sounds to keep it quiet
c)
because it looks good
d)
to help absorb sounds so it can stay noisy
32.
When someone is playing music by the road and you drive pass him, the music will _______
a)
become higher and then lower
b)
become lower and then higher
c)
become lower
d)
become higher
33.
Use the image to identify the motion of the object relative to Earth. Compare the absorption spectra of the star to what the star would look like if it were not moving at all relative to Earth.
a)
It is not moving
b)
It is moving away from Earth (Redshift)
c)
It is moving towards Earth (Blueshift)
d)
It is moving towards Earth (Redshift)
34.
What best describes the doppler effect?
a)
An apparent change in frequency of a wave due to the relative motion between a wave source and an observer
b)
When sound changes pitch
c)
When light changes color
d)
An apparent change in the amplitude of a wave due to the relative motion between a wave source and an observer.
35.
Which color has the lowest frequency and longest wavelength
a)
Orange
b)
Red
c)
Blue
d)
Green
36.
A wavelength can be measure from
a)
Point F to Point G
b)
Point B to Point D
c)
Point A to Point F
d)
Point C to Point F
37.
Which wave feature is NOT labeled in this wave diagram?
a)
wavelength
b)
frequency
c)
crest
d)
trough
38.
This is a __________wave
a)
transverse
b)
longitudinal
c)
surface
d)
all of the above
39.
One end of the rope is vibrated to produce a wave with a wavelength of .24m. The Frequency of the wave is 3.0 Hz. What is the speed of the wave?
a)
0.08 m/s
b)
0.80 m/s
c)
.72 m/s
d)
7.2 m/s
40.
Which diagram shows refraction?
a)
A
b)
B
c)
C
d)
D
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