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Waves Concepts

Total questions: 50

Worksheet time: 1hrs 5mins

Name
Class
Date
1.

A wave in which the particles of the medium vibrate perpendicularly to the direction the wave is traveling

a)

A. surface wave

b)

B. transverse wave

c)

C. electromagnetic wave

d)

D. longitudinal wave

2.
A wave in which the particles of the medium vibrate parallel to the direction of the wave motion
a)
A. mechanical wave
b)
B. surface wave
c)
C. longitudinal wave
d)
D. wave
3.
The number of waves produced per unit time.
a)
A. amplitude
b)
B. wave speed
c)
C. frequency
d)
D. wavelength
4.
The distance from any point on a wave to an identical point on the next wave
a)
A. frequency
b)
B. wavelength
c)
C. wave speed
d)
D. amplitude
5.
A section of a longitudinal wave where the particles are crowded together is called a
a)
A. rarefaction.
b)
B. vibration
c)
C.compression
d)
D. surface wave.
6.
High energy waves have a ____. 
a)
high frequency
b)
low frequency
c)
small amplitude
d)
big wavelength
7.
All waves carry
a)
energy
b)
light 
c)
matter
d)
particles
8.
What kind of wave is pictured below?
a)
compressional wave
b)
transverse wave
c)
sound wave
d)
mechanical wave
9.
What do we call the lowest point of a transverse wave?
a)
crest
b)
trough
c)
wavelength
d)
amplitude
10.
What do we call the highest point on a transverse wave?
a)
crest
b)
trough
c)
amplitude
d)
frequency
11.
What do we call the part of a compressional wave that is spread a part?
a)
compression
b)
rarefaction
c)
crest
d)
trough
12.
What is a repeating disturbance or vibration that transfers or moves energy from place to place?  
a)
Medium
b)
Wave
c)
Compression
d)
Rarefaction
13.
The number of complete oscillations a wave makes each second is the ____ of the wave.
a)
fortitude
b)
amplitude
c)
period
d)
frequency
14.
Which letter represents a rarefaction?
a)
A
b)
B
15.
Which of the following represents the wavelength?
a)
G
b)
H
c)
F
d)
J
16.
What is the unit for frequency?
a)
Hz
b)
m
c)
J
d)
m/s
17.
The height of a wave from the center is called the __________
a)
amplitude
b)
frequency
c)
wavelength
d)
oscillation
18.
The distance between the same two points on a wave is called _______
a)
amplitude
b)
frequency
c)
wavelength
d)
oscillation
19.
If the particles are close together in a longitudinal wave it is called _______
a)
compression
b)
rarefaction
c)
refraction
d)
conduction
20.
If the particles are far apart in a longitudinal wave it is called _______
a)
compression
b)
rarefaction
c)
refraction
d)
conduction
21.
What property of the wave is represented by the letter "B"?
a)
amplitude
b)
crest
c)
trough
d)
wavelength
22.
Which letter(s) represent the trough of the wave?
a)
A
b)
B & D
c)
D
d)
C & G
23.
Which letter(s) represent the crest of the wave?
a)
A
b)
B & D
c)
B & F
d)
F
24.
Which wave in the diagram has the greatest frequency?
a)
1
b)
2
c)
3
d)
4
25.
Which wave in the diagram has the greatest wavelength?
a)
1
b)
2
c)
3
d)
4
26.

The SI unit for frequency is ________.

a)

m

b)

m/s

c)

Hertz

d)

s

27.
What are the spaced out sections of this wave called?
a)
Reflections
b)
Rarefactions
c)
Compressions
d)
Wavelengths
28.
A boy notices that 45 complete waves travel past him in ninety seconds.  What is the frequency of these water waves?
a)
100 m
b)
1 Hz
c)
0.5 Hz
d)
1m/s
29.
Frieda the fly flaps her wings back and forth 100 times each second.  The frequency of her wings flapping is:
a)
100 s
b)
100 Hz
c)
0.01 s
d)
0.01 Hz
30.
A tennis coach paces back and forth along the sideline 10 times in 60 seconds.  The frequency of her pacing is:
a)
0.167 Hz
b)
6.0 Hz
c)
0.167 s
d)
6.0 s
31.
A pendulum makes 33 complete back and forth cycles of vibration in 11 seconds.  It's frequency is:
a)
3.0 s
b)
3.0 Hz
c)
0.33 s
d)
0.33 Hz
32.
Olive Udadi accompanies her father to the park for an afternoon of fun.  While there, she hops on the swing and begins to swing back and forth once every 4 seconds.  The frequency of her swing is:
a)
0.25 Hz
b)
0.25 s
c)
4.0 Hz
d)
4.0 s
33.

Waves are created by a vibration.

a)

True

b)

False

34.

As a wave moves through a medium, the individual particles of the medium move from the source of the wave to another location some distance away.

a)

True

b)

False

35.

Waves are a means of transporting energy from one location to another without actually displacing matter from one location to another.

a)

True

b)

False

36.

An ocean wave will transport ocean water from near the middle of the ocean to a location near the shore.

a)

True

b)

False

37.
When the car moves AWAY from you, its horn seems...
a)
Low pitched
b)
High pitched
c)
Normal
38.

When an ambulance move TOWARD you it sounds ________ pitched.

a)

high

b)

low

c)

normal

39.
The Doppler effect is seen when a wave-making source moves toward an observer. 
a)
True
b)
False
40.
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.
41.
In a pitch-black night, you hear a police siren is getting higher and higher, could you tell if the car is coming toward you or driving away from you?
a)
coming toward you
b)
away from you
c)
going circles around you
d)
parking still
42.

As dad escapes from his kids, he hears them yelling

a)

lower pitched than they would normally.

b)

higher pitched than they would normally.

c)

the same pitch they would normally.

43.

In order to make his music sound lower in pitch, roller baby could (select all correct answers)

a)

skate away from the boombox

b)

skate towards the boombox

c)

push the boombox away from him

d)

have someone push the boombox towards him

e)

drop the bass

44.
When two waves combine to form a new wave with a larger amplitude, it is called 
a)
Diffraction
b)
Destructive Interference
c)
Resonance
d)
Constructive Interference
45.
When two waves combine to form a new wave with a smaller amplitude, it is called 
a)
Refraction
b)
Constructive Interference
c)
Resonance
d)
Destructive Interference
46.
If two overlapping waves are in-phase, the resultant wave will have ______ compared to the two waves.
a)
Greater amplitude
b)
Greater frequency
c)
Greater wavelength
d)
Greater wave speed
47.
speed equals ?
a)
Wavelength X Frequenecy
b)
Frequency / wavelenght 
48.

What type of inference is this picture showing

a)

Moksha

b)

Destructive

c)

Restructive

d)

Constructive

49.

What causes this result

a)

Hic haec hoc

b)

destructive interference

c)

free gift card giveaway

d)

Constructive interference

50.

The amplitude of a particular wave is 4.0 m. The top-to-bottom distance of the disturbance is

a)

4.0 m

b)

8.0 m

c)

0.5 m

d)

2.0 m