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May 11, 2023 - Light and Sound

Total questions: 114

Worksheet time: 2hrs 31mins

Name
Class
Date
1.

Which form of energy travels faster than anything in the universe?

a)

electrical energy

b)

sound energy

c)

heat energy

d)

light energy

2.
Which way of communicating will NOT work for astronauts in outer space?
a)
ringing a bell
b)
flashing a light
c)
using a radio
d)
waving a hand
3.
Which diagram of a sound wave represents the sound with the highest pitch?
a)
A
b)
B
c)
C
d)
D
4.
What causes sound?
a)
something vibrating
b)
a part of a car
c)
an object moving through the air
d)
light energy
5.
Which material does sound travel through the fastest?
a)
air 
b)
outer space
c)
water
d)
brick
6.
You pluck a guitar string. It makes a sound. What causes the sound?
a)
inertia
b)
gravitational pull 
c)
vibration
d)
pitch
7.
Reflection occurs when...
a)
light bends
b)
light shines in your eyes
c)
light goes through a surface
d)
light strikes a surface and bounces back
8.
Which of these processes does the picture illustrate?
a)
reflection
b)
refraction
c)
absorption
d)
scattering
9.

We see a blue shirt as blue because all colors but blue are _________ and blue is ____________.

a)

Absorb and reflect light

b)

Transmit and reflect light

c)

Refract and reflect light

d)

Absorb and refract light

10.

Which would describe a sheet of glass?

a)

Opaque

b)

Translucent

c)

Transparent

d)

Mirrored

11.
Which type of lens bulges in the middle?
a)
Concave
b)
Convex
c)
Flat 
d)
Glass
12.
You look through a lens and notice that an object you are viewing looks smaller. The lens is ____
a)
convex
b)
connective
c)
concave
d)
concurrent
13.
Light strikes a mirrored surface at point X. It reflects to point C. Where did the light shine?
a)
A
b)
B
c)
C
d)
D
14.
Why can you see light shining through a lampshade?
a)
Opaque
b)
Radiant
c)
Translucent
d)
Transparent
15.
Which electromagnetic waves have the highest frequencies and the shortest wavelengths?
a)
microwaves
b)
visible light
c)
gamma rays
16.
Which electromagnetic waves are used in ovens and cell phone communications?
a)
Infrared rays
b)
ultraviolet rays
c)
microwaves
17.
Which type of waves are used in broadcasting?
a)
radio waves
b)
infrared rays
c)
x-rays
18.
Electromagnetic waves that help your body produce vitamin D are called?
a)
ultraviolet rays
b)
x-rays
c)
gamma rays
19.
Which of the following electromagnetic waves has the highest energy? 
a)
radio waves
b)
microwaves
c)
infrared light
d)
visible light
20.
Light has the lowest 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
21.
Light changes speed as it travels through various mediums.  What are examples of mediums that light can travel through.
a)
snow and ice
b)
air and water
c)
cloth and wood
d)
glass and wood
22.
Swimming pools and the ocean look shallower than they really are due to:
a)
reflection 
b)
dispersion
c)
refraction
d)
total internal reflection
23.
The distance between one peak and the next in a wave
a)
Transpartent
b)
Scattering
c)
Wavelength
d)
Waste Pro
24.

Red + Blue + Green =

a)

White Light

b)

Black

c)

Blue

25.

Red + Blue

a)

Magenta

b)

Yellow

c)

Cyan

26.

The color _____ is seen when all of the colors of light are reflected.

a)

White

b)

Black

27.

Cyan - Green

a)

Blue

b)

Yellow

c)

Red

d)

Magenta

28.

White Light - Red - Blue - Green =

a)

White Light

b)

Cyan

c)

Magenta

d)

Black Light

29.

Red + Blue + Green =

a)

White Light

b)

Black

c)

Blue

30.

Red + Blue

a)

Magenta

b)

Yellow

c)

Cyan

31.

The color _____ is seen when all of the colors of light are reflected.

a)

White

b)

Black

32.

Light, or “white light”, is made up of all colors of light mixed together.

a)

True

b)

False

33.
What is the correct order of the colors of the rainbow?
a)
Red, Yellow, Orange, Blue, Indigo, Violet
b)
Red, Orange, Yellow, Green, Blue, Indigo, Violet
c)
Yellow, Orange, Red, Green, Blue, Violet, Indigo
34.
What color appears when all colors are absorbed?
a)
black
b)
red
c)
white
d)
violet
35.
The three primary colors of light are
a)
Red, Blue, Yellow
b)
Pink, Green, Blue
c)
Violet, Green, Red
d)
Blue, Green, Red
36.
How does light travel
a)
It curves around corners
b)
Really slow
c)
In a straight line
d)
In circles
37.
Objects that reflect ALL colors will appear _____?
a)
Black
b)
White
c)
Gray
d)
Multi-colored
38.
Objects that ABSORB all colors of light will appear _______.
a)
white
b)
black
c)
multi-colored
d)
gray
39.

White light -Blue light=

a)

yellow

b)

red

c)

blue

d)

magenta

40.

White Light -Magenta=

a)

Green

b)

Red

c)

Blue

d)

Yellow

41.

Blue Light + Yellow Light=

a)

White

b)

Black

c)

Red

d)

Green

42.

Green Light + Magenta=

a)

White

b)

Black

c)

Yellow

d)

Blue

43.

White Light -Blue Light- Green Light- Red Light=

a)

Black

b)

White

c)

Yellow

d)

Magenta

44.

Red + Green=

a)

Yellow

b)

Magenta

c)

Cyan

45.

Blue + Red =

a)

Magenta

b)

Yellow

c)

Cyan

46.

Blue + Green =

a)

Cyan

b)

Magenta

c)

Red

d)

Yellow

47.

A red object is placed under a blue light. What color does it appear?

a)

black

b)

blue

c)

purple

d)

red

48.

Two objects (A and B) are placed on a table. Object A reflects red light and absorbs all other colors, while object B reflects green light and absorbs all other colors.

What colors will the objects appear through a green filter?

a)

Object A will appear red, and object B will appear green.

b)

Object A will appear black, and object B will appear white.

c)

Object A will appear black, and object B will appear green.

d)

Object A will appear green, and object B will appear red.

49.

A beam of white light shines on an object. The object is viewed through a blue filter, and it appears blue. The object is then viewed through a red filter, and it appears black.

What is most likely the color of the object?

a)

black

b)

blue

c)

red

d)

white

50.

An object appears green under green light, blue under blue light, and red under red light. What is the likely color of the object?

a)

red, blue, and green

b)

red

c)

white

d)

black

51.
Which electromagnetic waves have the highest frequencies and the shortest wavelengths?
a)
microwaves
b)
visible light
c)
gamma rays
52.
For waves in any medium, as the wavelength decreases, what happens to the frequency?
a)
It also decrease
b)
It stays the same
c)
It increases
53.
The electromagnetic spectrum includes the complete range of electromagnetic waves placed in order of:
a)
increasing amplitutde
b)
increasing wavelength
c)
increasing frequency
54.
Which has the LONGEST wavelength and, therefore, the lowest frequency/energy
a)
Gamma Rays
b)
Radio Waves
c)
Visible Light
d)
Infrared rays
55.
Which statement best describes what waves are?
a)
wavy lines on graph paper
b)
disturbances that transfer energy
c)
light energy that changes particles of matter
d)
circles that move out from a central place 
56.
The light we can see. 
a)
visible
b)
gamma
c)
ultraviolet
57.
Light is a form of 
a)
energy
b)
radiation
c)
reflection
58.
Wax paper or a foggy window is an example of what type of material. 
a)
transparent
b)
translucent
c)
opaque
59.
What does refract mean?
a)
To shrink
b)
To bend
c)
To widen
d)
To enlarge
60.
What is a vacuum? 
a)
A space with only air in it
b)
A space with NO matter at all present
c)
A machine you use to do your chores
61.

If you see a green leaf on a tree, that means...

a)

Green is the color being reflected off the leaf.

b)

Green is the color being absorbed by the leaf.

c)

All the colors are being reflected off the leaf.

d)

All the colors are being absorbed by the leaf.

62.

Which images are opaque?

a)

A & C

b)

A,C,E, & F

c)

D, E, & F

d)

A & E

63.

The medium through which a mechanical wave passes can be a solid, a liquid, or a gas. Properties of a wave might change when it moves from one medium to another. What happens to the speed of a wave when it moves from a gas to a solid?

a)

It speeds up

b)

it slows down

c)

It remains the same

d)

it speeds up and then slows

64.

Heather puts a straw into a glass of water. She notices that the straw appears to be broken when she looks through the glass and the water from the side. Which term best explains why the straw looks like it is broken?

a)

reflection

b)

refraction

c)

diffraction

d)

interference

65.

Look at this illustration of a wave.

a)

Point W is a trough; Point Y is a crest

b)

Point Y is a trough; Point W is a crest

c)

Point Y is a trough, Point X is a crest

d)

Point W is a trough; Point Z is a crest

66.

What do waves carry through objects?

a)

Sound

b)

Light

c)

Energy

d)

Water

67.

Which statement BEST describes the relationship between visible light and the EM spectrum.

a)

Visible light and the electromagnetic spectrum are different names for the same phenomenon.

b)

Visible light occupies about half of the electromagnetic spectrum.

c)

Visible light is a narrow band in the electromagnetic spectrum.

d)

Visible light and the electromagnetic spectrum have a small area of overlap.

68.

Why can you see your reflection in a window?

a)

light is absorbed by the glass

b)

light is reflected off the glass

c)

light is transmitted through the glass

69.
As the loudness of a sound wave increases, which will also increase?
a)
amplitude
b)
frequency
c)
velocity
d)
wavelength
70.
An echo is a sound wave that has been
a)
absorbed.
b)
refracted.
c)
scattered.
d)
reflected
71.
Which is a source of sound?
a)
thermal energy
b)
potential energy
c)
a vibration
d)
a medium
72.
Which color of light is produced when all of the colors of visible light in the electromagnetic spectrum are combined?
a)
gray
b)
white
c)
black
73.

What type of wave is a sound wave?

a)

both longitudinal and transverse

b)

electromagnetic

c)

transverse

d)

longitudinal

74.

You can't hear sounds in outer space because there is no

a)

medium

b)

light

c)

energy

d)

heat

75.
What can electromagnetic waves travel through?
a)
mediums
b)
empty space
c)
solely solids
d)
both mediums and empty space
76.

Which images are opaque?

a)

A & C

b)

A,C,E, & F

c)

D, E, & F

d)

A & E

77.

Material that allows light to pass through allowing you to see "clearly" to the other side.

a)

opaque

b)

translucent

c)

transparent

78.

Wax paper or a foggy window is an example of what type of material?

a)

transparent

b)

translucent

c)

opaque

79.

An opaque object...

a)

allows light to pass through

b)

allows some light to pass through

c)

allows no light to pass through

80.

Why does an apple look red?

a)

because it absorbs red light and reflects white light

b)

because it absorbs red light waves and reflects the others

c)

because it absorbs all colors of light

d)

because it reflects red light waves and absorbs the others

81.

White light is made up of all of the colors of the rainbow

a)

True

b)

False

82.

Black absorbs all light.

a)

True

b)

False

83.

How is the color of a translucent object determined?

a)

By the color(s)/wavelength(s) that are refracted.

b)

By the color(s)/wavelength(s) that are reflected.

c)

By the color(s)/wavelength(s) that are transmitted.

d)

By the color(s)/wavelength(s) that are absorbed.

84.

What color of light do you get by combining red, green, and blue light?

a)

Black Light

b)

White Light

c)

Ultraviolet Light

d)

Infrared Light

85.

What color is produced when mixing cyan, yellow, and magenta inks (pigments).

a)

White

b)

Black

c)

Blue

d)

Green

86.
Which parts of your eye are transparent?
a)
retina
b)
optic nerve
c)
cornea and lens
d)
iris
87.
In dim light, your pupil will be 
a)
larger
b)
smaller
88.
The first part of the eye that light hits. 
a)
lens
b)
cornea
c)
pupil
d)
retina
89.
What is letter C
a)
Vitreous humor
b)
Lens
c)
Optic nerve
d)
Cornea
90.
These are the structures in the eye that perceives color
a)
Rods
b)
Cones
c)
Blind Spot
d)
Pupil
91.

What is a cataract?

a)

Shortening of the eyeball

b)

Cornea has too little curvature

c)

Double vision

d)

Clouding of the lens

92.

Light enters the eye through a thin membrane called the

a)

Iris

b)

Pupil

c)

Retina

d)

Cornea

93.

Following controls and regulates the amount of light entering the eye

a)

Iris

b)

Pupil

c)

Retina

d)

Corena

94.

What is the near point of a normal human eye?

a)

25 cm

b)

Infinity

c)

-25 cm

95.

How can hypermetropia be corrected?

a)

By using concave lens

b)

By using convex lens

c)

By using bifocal lens

96.

How can near sightedness be corrected?

a)

Using concave lens

b)

Using convex lens

c)

Using bifocal lens

97.

What is myopia?

a)

Near Sightedness

b)

Far sightedness

98.

Q. This part of the eye carries the message from your eye to the part of your brain that controls vision. 

a)

Cornea

b)

Optic Nerve

c)

Retina

d)

Pupil

99.

Q. The vitreous humor is a liquid inside of your eye.  When light passes from the lens into the vitreous, the light changes medium.  What happens to light because of this medium change? 

a)

Light is transmitted.

b)

Light is reflected.

c)

Light is refracted.

d)

Light is absorbed. 

100.

Q. Where is rods and cones are located in our eyes?

a)

Retina

b)

Nervous

c)

Cornea

d)

Optic nerve

101.

Which of the following statements is correct regarding the propagation of light of different colors of white light in air?

a)

(a) Red light moves fastest

b)

(b) Blue light moves faster than green light

c)

(c) All the colours of the white light move with the same speed

d)

(d) Yellow light moves with the mean speed as that of the red and the violet lightRead more on Sarthaks.com - https://www.sarthaks.com/3647/which-following-statements-correct-regarding-propagation-light-different-colours-light

102.
True or false: as you move along the spectrum, radio to gamma waves, the wavelengths decrease in size (get smaller)
a)
true
b)
false
103.
A wave with a large wavelength will have a ______ frequency and _____ energy
a)
high, low
b)
high, high
c)
low, high
d)
low, low
104.
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
105.
Which has the LONGEST wavelength and, therefore, the lowest frequency/energy
a)
Gamma Rays
b)
Radio Waves
c)
Visible Light
d)
Infrared rays
106.
Which has the SHORTEST wavelength and, therefore, the highest frequency/most energy
a)
Radio waves
b)
Ultraviolet Rays
c)
Gamma Rays
d)
X-rays
107.
Which section of the spectrum is the ONLY one we can see?
a)
X-rays
b)
Visible Light
c)
Gamma Rays
d)
Ultraviolet Rays
108.
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 
109.
Which of the following electromagnetic waves has the lowest energy?
a)
gamma ray
b)
infrared wave
c)
visible light wave
d)
microwave
110.
As the frequency of an electromagnetic wave increases, the amount of energy in that wave...
a)
increases.
b)
decreases.
c)
stays the same.
111.
High frequency waves have _________ wavelengths.
a)
varying
b)
long
c)
the same
d)
short
112.
The distance between two crests or two troughs of a wave is called:
a)
frequency
b)
amplitud
c)
wavelength
d)
hertz
113.
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
114.

Quasars are extremely distant celestial bodies. Investigators using a special telescope determined that a certain quasar was emitting waves with a frequency of 1.41 × 109 Hz. An

electromagnetic spectrum is shown.

a)

microwaves

b)

Infrared

c)

Visible Light

d)

Gamma Rays

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