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Waves Quiz Review 22 May Quiz

Total questions: 65

Worksheet time: 2hrs 42mins

Name
Class
Date
1.
The lowest part of the wave is?
a)
trough
b)
crest
c)
point of origin
d)
compression point
2.
The highest point of a wave is?
a)
crest
b)
trough
c)
point of origin
d)
comppression point
3.
What is the measure of how many waves pass a point in a certain amount of time?
a)
frequency
b)
wavelength
c)
midpoint
d)
crest and trough
4.
Which wave is pictured?
a)
Transverse
b)
Longitudinal
c)
Both
d)
Neither
5.
The frequency of a wave is measured in __________________. 
a)
inches
b)
hertz
c)
periods
d)
eras
6.
When a wave bends as it passes through at an angle from one medium to another.(example: pencil in a glass of water-)
a)
medium
b)
refraction
c)
reflection
d)
interference
7.
When a wave strikes and object and bounces off. (example echo)
a)
medium
b)
refraction
c)
reflection
d)
interference
8.
What kind of wave is pictured below?
a)
compressional wave
b)
transverse wave
c)
sound wave
d)
mechanical wave
9.

The distance between 2 high points (or low points) in a wave.

a)

frequency

b)

wavelength

c)

crest

d)

trough

10.

Mechanical waves that travel through a medium moving back and forth in the same direction the wave travels

a)

Longitudinal wave

b)

Transverse wave

c)

Surface wave

11.

Mechanical waves that travel through a medium moving perpendicular to the motion of the wave.

a)

Transverse wave

b)

Surface wave

c)

Longitudinal wave

d)

medium

12.

The size of the displacement off of resting position

a)

frequency

b)

wavelength

c)

compression

d)

amplitude

13.

What type of waves have compressions?

a)
longitudinal
b)
transverse
14.

A wave that can travel with or without a medium is called a(n)

a)

electromagnetic wave

b)

mechanical wave

c)

surface wave

d)

all waves can travel in any way

15.

What is a general definition of wave interference?

a)

When a wave bounces off an object

b)

When more than on wave meet and interact in the same medium

c)

When a wave bends around a corner

d)

When a wave creates static

16.

When 2 waves meet on the same medium, how do they interact?

a)

They bounce off one another

b)

They travel through one another

c)

They refract off one another

17.

What type of interference is being shown in the picture?

a)

Constructive

b)

Destructive

18.

What type of interference is occurring in the picture?

a)

Constructive

b)

Destructive

19.

What is the index of refraction of a refractive liquid if the angle of incidence in the AIR is 35 degrees and the angle of refraction is 14 degrees? What is the correct way to solve?

a)

n (sin35) = (1)(sin14) ...n=0.42

b)

n (sin35) = (1)(sin14) ...n=2.37

c)

(1)(sin35) = n (sin14) ...n=2.37

d)

(1)(sin35) = n (sin14) ...n=0.42

20.

What is the index of refraction of a refractive liquid if the angle of incidence in the AIR is 35 degrees and the angle of refraction is 14 degrees? What is the correct way to solve?

a)

n (sin35) = (1)(sin14) ...n=0.42

b)

n (sin35) = (1)(sin14) ...n=2.37

c)

(1)(sin35) = n (sin14) ...n=2.37

d)

(1)(sin35) = n (sin14) ...n=0.42

21.

What is the index of refraction of a refractive liquid if the angle of incidence in the AIR is 35 degrees and the angle of refraction is 14 degrees? What is the correct way to solve?

a)

n (sin35) = (1)(sin14) ...n=0.42

b)

n (sin35) = (1)(sin14) ...n=2.37

c)

(1)(sin35) = n (sin14) ...n=2.37

d)

(1)(sin35) = n (sin14) ...n=0.42

22.

If light is traveling from air to water with an angle of INCIDENCE of 40 degrees, what is the angle of refraction? (n=1 air, n=1.33 water)

...How do you solve: (1)(sin40) = (1.33)(sinƟ)

a)

48 degrees

b)

2.07 degrees

c)

11.9 degrees

d)

28.9 degrees

23.

If light is traveling from air to water with an angle of INCIDENCE of 40 degrees, what is the angle of refraction? (n=1 air, n=1.33 water)

...How do you solve: (1)(sin40) = (1.33)(sinƟ)

a)

48 degrees

b)

2.07 degrees

c)

11.9 degrees

d)

28.9 degrees

24.

Light has the highest velocity in which medium?

flint glass n=1.70

barium glass n=1.60

crown glass n=1.523

water n=1.33

diamond n=2.45

a)

diamond

b)

water

c)

flint glass

d)

barium glass

25.

Light travels through a liquid at 2.25 E 8 m/s. What is the index of refraction of the liquid? n=c/v.....v=c/n.....c=3E8 m/s

a)

1.33

b)

1.0

c)

1.523

d)

2.45

26.

Light travels through a liquid at 2.25 E 8 m/s. What is the index of refraction of the liquid? n=c/v.....v=c/n.....c=3E8 m/s

a)

1.33

b)

1.0

c)

1.523

d)

2.45

27.

Light traveling through air encounters a second medium which slows the light to makes the index of refraction 1.6. What is the velocity of light in the second medium? Which is the correct way to set up and solve this problem? n=c/v.....v=c/n.....c=3E8 m/s

a)

n = 3E8 / 1.6

b)

n = 1.6 / 3E8

c)

v = 3E8 / 1.6

d)

v = 1.6 / 3E8

28.

Glass has a _____________ index of refraction (or "n") than air.

a)

Equal

b)

Greater

c)

Less

d)

Impossible to say

29.

According to Willebord Snell, light passing from air to glass will cause the light to

a)

maintain its original speed

b)

accelerate while it is in glass

c)

increase its speed

d)

reduce its speed

30.

If light is traveling from air to water and has an angle of REFRACTION of 30 degrees, what is the angle of INCIDENCE? (n=1 air, n=1.33 water) Which is set up correctly?

a)

(1)(sin30) = (1.33)(sinƟ)....

.....sinƟ = (1)(sin30) / 1.33

b)

(1)(sin30) = (1.33)(sinƟ).....

.....sinƟ = 1.33 / (1)(sin30)

c)

(1)(sinƟ) = (1.33)(sin30)......

....sinƟ = (1.33)(sin30) / 1

d)

(1)(sinƟ) = (1.33)(sin30).....

.....sinƟ = 1 / (1.33)(sin30)

31.
The velocity of light in vacuum is _______ m/s.
a)
3x108
b)
3x1012
c)
3x106
d)
3x1010
32.
A ray of light traveling from air into crown glass strikes the surface at an angle of 30 degrees. What is the angle of refraction? (air n=1, crown glass n=1.532)
a)
39.7 degrees
b)
19.2 degrees
c)
59.1 degrees
d)
12.3 degrees
33.

A student placed a pencil in a cup of water. The pencil appears broken because light

a)

always travels in a straight line.

b)

bends when it passes through water.

c)

makes the water in the glass evaporate.

d)

reflects the pencil on the water's surface.

34.

Based on the image, which medium has a larger index of refraction?

a)

Medium 1 has a larger index of refraction.

b)

Medium 2 has a larger index of refraction.

c)

Both mediums have the same index of refraction.

d)

Cannot be determined.

35.

Based on the image, as light passes from medium 1 to medium 2

a)

light speeds up and bends towards the normal

b)

light speeds up and bends away from the normal

c)

light slows down and bends towards the normal

d)

light slows down and bends away from the normal

36.

Based on the image, as light passes from medium 1 to medium 2

a)

light speeds up and bends towards the normal

b)

light speeds up and bends away from the normal

c)

light slows down and bends towards the normal

d)

light slows down and bends away from the normal

37.
What is the index of refraction of a refractive liquid if the angle of incidence in the air is 35 degrees and the angle of refraction is 14 degrees?
a)
1.33
b)
2.21
c)
2.37
d)
1.72
38.

Which of the following is a correct representation of snell's law?

a)

n1sinθ2=n2sinθ1

b)

n1sinθ1=n2sinθ2

c)

n2sinθ1=n1sinθ2

d)

n1/sinθ1=n2/sinθ2

39.

Standing waves are created by

a)

Two identical waves reflecting off each other

b)

Two identical waves being diffracted together

c)

Two identical waves move through each other in opposite directions

d)

Two identical waves are diffracted from two identical sources

40.

In the diagram which letters represent the nodes

a)

A B C

b)

A C E

c)

B D

d)

B D E

e)

A C D

41.
The moving black dot is called:
a)
a node
b)
an anti-node
c)
an anti-amplitude
d)
the wangy bit
42.
The stationary dot is called:
a)
a node.
b)
an anti-node.
c)
the amplitude.
d)
the not moving bit.
43.
Which harmonic is shown?
a)
1st
b)
2nd
c)
3rd
d)
4th
44.

The first harmonic has

a)

1 antinode

b)

1 node

c)

2 antinodes

d)

no nodes

45.

The second harmonic on a string fixed at both ends shows

a)

A wavelength

b)

Half a wavelength

c)

Two wavelengths

46.

The third harmonic on a string fixed at both ends shows

a)

A wavelength and a half

b)

Half a wavelength

c)

Two wavelengths

d)

A wavelength

47.
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
48.

The figure represents a string of length L, fixed at both ends, vibrating in several harmonics. Which string shows the 4th harmonic?

a)

A

b)

B

c)

C

d)

D

e)

E

49.

The figure represents a string of length L, fixed at both ends, vibrating in several harmonics. Which string shows the 3rd harmonic?

a)

A

b)

B

c)

C

d)

D

e)

E

50.

The figure represents a string of length L, fixed at both ends, vibrating in several harmonics. Which string shows the 3rd harmonic?

a)

A

b)

B

c)

C

d)

D

e)

E

51.
What are electromagnetic waves?
a)
sound waves
b)
electric & magnetic fields (energy) that travel through empty space very quickly
c)
Someone's name
d)
things like longitudinal waves
52.
What are electromagnetic waves?
a)
sound waves
b)
electric & magnetic fields (energy) that travel through empty space very quickly
c)
Someone's name
d)
things like longitudinal waves
53.
How much of the electromagnetic spectrum is visible?
a)
All of it
b)
None of it
c)
Most of it
d)
Only a small part
54.
High frequency waves have _________ wavelengths.
a)
varying
b)
long
c)
the same
d)
short
55.
High frequency waves have _________ wavelengths.
a)
varying
b)
long
c)
the same
d)
short
56.
As the frequency of an electromagnetic wave increases, the amount of energy in that wave...
a)
increases.
b)
decreases.
c)
stays the same.
57.
Which of the following electromagnetic waves has the lowest energy?
a)
gamma ray
b)
infrared wave
c)
visible light wave
d)
microwave
58.
How are electromagnetic waves different from other waves? 
a)
They have very short wavelengths 
b)
They transmit energy instead of matter 
c)
They can travel through empty space
d)
They can change direction by reflection 
59.
A wave with a large wavelength will have a ______ frequency and _____ energy
a)
high, low
b)
high, high
c)
low, high
d)
low, low
60.
Select the correct order of waves on the EMS from the longest wavelength to the shortest wavelength
a)
Radio, Micro, Infra, Visible, Ultra, X-ray, Gamma
b)
Gamma, X-ray, Ultra, Vis, Infra, Micro, Radio
c)
Vis, Micro, Infra, Ultra, X-ray, Gamma, Radio
d)
Micro, Radio, Vis, Infra, Ultra, X-ray, Gamma
61.
Which has the LONGEST wavelength and, therefore, the lowest frequency/energy
a)
Gamma Rays
b)
Radio Waves
c)
Visible Light
d)
Infrared rays
62.
The relationship between wavelength and frequency is λ=c/f.  Calculate the wavelength of light that has a frequency of 5.2 x 1012 1/s. The speed of of light is 3.0x 108 m/s.
a)
5.8 x 10 -5 m
b)
5.8 x 10 -7 m
c)
5.19 x 10 14 m
d)
1.56 x 10 23 m
63.

Calculate the wavelength of light that has a frequency of 5.2 x 1012 1/s.

a)

5.8 x 10 -5 m

b)

5.8 x 10 -7 m

c)

5.19 x 10 14 m

d)

1.56 x 10 23 m

64.

Calculate the wavelength of light that has a frequency of 5.2 x 1012 1/s.

a)

5.8 x 10 -5 m

b)

5.8 x 10 -7 m

c)

5.19 x 10 14 m

d)

1.56 x 10 23 m

65.

A wave has a frequency of 10 hz and a wavelength of 4 m. What is the velocity of the wave?

a)

24 m/s

b)

40 m/s

c)

2.5 m/s