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Worksheets

Revision grade 4

Total questions: 146

Worksheet time: 3hrs 30mins

Name
Class
Date
1.

What types of energy does the toy oven use to bake the cakes?

a)

Light and sound

b)

Electrical and thermal

c)

Thermal and mechanical

d)

Mechanical and electrical

2.

What kinds of energy are needed in this investigation to change the state of matter of the candle?

a)

Thermal and mechanical

b)

Mechanical, light, and electrical

c)

Electrical and thermal

d)

Light, mechanical, and thermal

3.
Is this a heat, light, or sound source?
a)
Sound
b)
Heat 
c)
Light
4.
Is this a heat, light, or sound source?
a)
Sound
b)
Light
c)
Heat
5.

What type of energy causes ice cream to melt?

a)

thermal/heat

b)

light

c)

sound

d)

electrical

6.
This form of energy means heat.
a)
Mechanic
b)
Light
c)
Thermal
d)
Sound
7.
Is this a heat, light, or sound source?
a)
Heat
b)
Light
c)
Sound
8.
Is this a heat, light, or sound source?
a)
Heat
b)
Sound
c)
Light
9.

What form of energy does the sun give?

a)

sound and thermal

b)

light and thermal

c)

mechanical and light

d)

thermal and mechanical

10.

What type of energy do we use to cook food?

a)

mechanical

b)

light

c)

thermal

d)

sound

11.

What type of energy is being used when riding a bicycle?

a)

mechanical

b)

light

c)

thermal

d)

sound

12.

What form of energy is music?

a)

mechanical

b)

light

c)

thermal

d)

sound

13.

What form of energy is used when pushing something?

a)

mechanical

b)

light

c)

thermal

d)

sound

14.

What tool can be used to measure thermal energy?

a)

balance

b)

thermometer

c)

ruler

d)

scale

15.

Which type of energy does a wind-up toy use?

a)

mechanical

b)

light

c)

thermal

d)

sound

16.

Which uses thermal energy?

a)

fan

b)

hair dryer

c)

refrigerator

d)

radio

17.

_________ is the ability to do work

a)

Power

b)

Strength

c)

Energy

d)

Force

18.

Energy can neither be created nor destroyed.

a)

True

b)

False

19.

Which is energy in motion?

a)

Kinetic energy

b)

Potential energy

20.

Which one is energy at rest?

a)

Kinetc energy

b)

Potential energy

21.

Potential energy + Kinetic energy = ____________

a)

Chemical energy

b)

Electrical energy

c)

Mechanical energy

d)

Thermal energy

22.

Another word for "thermal energy" is ________________

a)

Solar energy

b)

Light energy

c)

Heat energy

d)

Electrical energy

23.

What form of energy is this?

a)

Electrical

b)

Mechanical

c)

Chemical

d)

Thermal

24.

What form of energy is at work here?

a)

Heat energy

b)

Chemical energy

c)

Mechanical energy

d)

Light energy

25.

We get __________________ energy from the radio.

a)

light

b)

sound

c)

chemical

d)

mechanical

26.

Which of these are sources of heat energy?

a)
b)
c)
d)
27.

What form of energy does a remote control use?

a)

Thermal energy

b)

Light energy

c)

Mechanical energy

d)

Electromagnetic energy

28.

What form of energy is stored in a battery?

a)

Chemical energy

b)

Light energy

c)

Mechanical energy

d)

Heat energy

29.

Which of the following is not a form of chemical (stored) energy?

a)
b)
c)
d)

All is correct

30.

Which is an example of electrical energy?

a)
b)
c)
d)
31.
Energy of motion is which type of energy?
a)
Potential
b)
Kinetic
c)
Sound
d)
Gravitational
32.
What type of energy is in this picture?
a)
Kinetic
b)
Potential
c)
Chemical
d)
Sound
33.
What kind of energy is represented in the picture?
a)
Thermal
b)
Chemical
c)
Sound
d)
Nuclear
34.
On a roller coaster, where is maximum potential energy?
a)
At the bottom of a big hill
b)
When going around a corner
c)
When going upside down
d)
At the top of a big hill
35.
On a roller coaster, where is maximum kinetic energy?
a)
At the bottom of a big hill
b)
When going around a corner
c)
When going upside down
d)
At the top of a big hill
36.
Energy that is stored in bonds between atoms is:
a)
Mechanical energy
b)
Chemical energy
c)
Kinetic energy
d)
Nuclear energy
37.
The ultimate source of energy is:
a)
The sky
b)
The sun
c)
Plants
d)
Movement
38.
Energy is always found in the same form
a)
True
b)
False
39.
In the picture, the ball being held has a lot of _______ energy and zero _____ energy.
a)
Potential; Kinetic
b)
Kinetic; Potential
40.
As an object's thermal energy increases, its particles move
a)
Faster
b)
Slower
c)
The same rate
41.
The potential energy stored in an atom's nucleus is called  _______ energy.
a)
Nuclear
b)
Mechanical
c)
Electrical
d)
Potential
42.
Sunlight, radio waves, and X-Rays are each examples of _______ energy.
a)
chemical
b)
electrical
c)
Potential
d)
electromagnetic
43.
____________ energy is from the sun or also called solar energy.
a)
heat
b)
chemical
c)
radiant
d)
mechanical
44.
____________ energy is transferred from gasses, solids, and liquids.
a)
chemical
b)
radiant
c)
mechanical
d)
heat
45.
Which type of energy does the battery produce?
a)
sound
b)
light
c)
mechanical
d)
electrical
46.

What is the energy of motion that depends on speed and mass?
a)
Potential Energy
b)
Kinetic Energy
c)
Chemical Energy
d)
Thermal Energy
47.

What is the energy of position or shape that depends on weight and height, also called stored energy?
a)
Potential Energy
b)
Kinetic Energy
c)
Chemical Energy
d)
Sound Energy
48.
What is energy?
a)
It is measured in watts
b)
It is the ability to do work
c)
It is power
d)
It is fluid motion
49.

Which coconut has the greatest gravitational potential energy?
a)
Position 1
b)
Position 2
c)
Position 3
d)
None of the above
50.

At what position does the cyclist have the least gravitational potential energy?
a)
A
b)
B
c)
C
d)
D
51.
The diagram below shows a hot air balloon rising. Propane gas tanks are seen at the bottom of the balloon.  What energy transformations occur when propane gas is used to lift the balloon? 
a)
Mechanical to light to chemical
b)
Chemical to thermal to mechanical 
c)
Chemical to mechanical to thermal 
d)
Thermal to chemical to light
52.

What is happening at B?
a)
Lowest kinetic energy, highest potential energy
b)
Highest kinetic energy, lowest potential energy
53.
What is the energy transformation?
sun ----> apple tree
(think about what the plant needs for photosynthesis)
a)
chemical to solar
b)
solar to chemical
c)
heat to chemical
d)
chemical to mechanical
54.

The pizza that you eat has ___ energy.
a)
Chemical
b)
Electrical
c)
Kinetic
d)
Sound
55.

A student rides a bicycle to school. This is an example of energy because the student
a)
becomes hot and sweats
b)
pushes the pedals and the bicycles moves
c)
gets tired pedaling the bicycle
d)
rides the bicycle to and from school
56.
Sound travels through solids.
a)
True
b)
False
57.
1.  Sound can’t travel through liquids.
a)
True
b)
False
58.
1.  Without matter, sound waves could not travel.
a)
True
b)
False
59.
1.  Sound travels fastest through gases (air).
a)
True
b)
False
60.
1.  Sound can be transmitted through objects.
a)
True
b)
False
61.

Sound is caused by?

a)

friction

b)

vibrations

c)

instruments

62.
I am an astronaut, floating in my spacesuit in outer space.  I see another astronaut, floating in her spacesuit.  I want to communicate with her.  Which method would be successful?
a)
shine a light in Morse code to represent letters
b)
shout at her
c)
make a loud bang
d)
run over to her
63.
Sound travels FASTEST through which of these materials?
a)
Air
b)
Empty space
c)
Metal
d)
Water
64.
Measure of how high or low a sound is
a)
amplitude
b)
compression
c)
speed of sound
d)
pitch
65.
The pitch of a stringed instrument can be affected by 
a)
an object called a hammer
b)
the size of a player's fingers
c)
the length of its strings
d)
how hard it is struck or plucked
66.
Why does cupping your hands around your mouth when you shout make the sound travel further?
a)
The sound spreads out.
b)
Your voice gets louder.
c)
You are screaming.
d)
The sound energy is directed in one direction.
67.
What would happen if you tighten the strings on a guitar?
a)
it would make a low pitch sound
b)
it would make a high pitch sound
c)
it produces a slow vibrations
d)
it produces low frequency
68.
What is volume?
a)
how high or low a sound is
b)
the loudness or softness of a sound
c)
the number of vibrations per second
d)
vibrations
69.
What is frequency?
a)
the number of vibrations per second
b)
how high or low a sound is
c)
the loudness or softness of a sound
d)
the back and forth movement of matter
70.
What is vibration?
a)
how loud a sound is
b)
the back and forth movement of matter
c)
how high or low a sound is
d)
the loudness or softness of a sound
71.
What is pitch?
a)
the back and forth movement of matter
b)
how loud a sound is
c)
how high or low a sound is
d)
the number of vibrations per second
72.

What causes an echo?

a)

sound waves bouncing off large, hard surfaces

b)

sound waves bouncing off carpet

c)

sound waves bouncing off trees and bushes

d)

you repeating yourself

73.
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
74.
In which  medium will sound travel fastest?
a)
air
b)
water
c)
glass
d)
salt water
75.
In which medium will sound travel slowest?
a)
air
b)
water
c)
glass
d)
salt water
76.
If a sound is very loud, what must be true?
a)
The frequency of a sound wave is very high
b)
The intesity of vibration from the sound wave is very low
c)
The amplitutde of the sound wave is very low
d)
The intesity of vibration from the sound wave is very high
77.
Which of the following determines the pitch of a sound wave?
a)
frequency
b)
density
c)
mass
d)
reflection
78.
Sound is caused by....
a)
molecules
b)
vibrations
c)
people
d)
space
79.
What is vibration?
a)
how loud a sound is
b)
the back and forth movement of matter
c)
how high or low a sound is
d)
the loudness or softness of a sound
80.
What is frequency?
a)
the number of vibrations per second
b)
how high or low a sound is
c)
the loudness or softness of a sound
d)
the back and forth movement of matter
81.
Measure of how high or low a sound is
a)
amplitude
b)
compression
c)
speed of sound
d)
pitch
82.
A longer string makes a _______ pitch than a short string.
a)
louder
b)
softer
c)
higher
d)
lower
83.
An object that does not vibrate cannot produce
a)
sound
b)
light
c)
heat
d)
electricity
84.
If you walk into an empty gym and yell, why would you hear an echo?
a)
The gym walls are soft and uneven. 
b)
The sound waves are being absorbed by the hard smooth walls.
c)
The sound waves are bouncing off the hard smooth gym walls.
d)
The gym walls are really clean.
85.
Sound is a form of? 
a)
energy
b)
pitch
c)
volume
86.
What type of materials REFLECT sound?
a)
hard materials
b)
smooth materials
c)
both hard and smooth materials
d)
porous materials
87.
Pitch is __________________.
a)
how loud or soft a sound is
b)
how high or low a sound is
c)
when sound comes back to you
88.
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
89.
When this occurs a sound is produced.
a)
temperature drops
b)
a vibration
c)
the sun heats the earth
d)
a trough
90.
The ___________________ is how loud or soft a sound is. 
a)
echo
b)
frequency
c)
pitch
d)
volume
91.
What is frequency?
a)
the number of vibrations per second
b)
how high or low a sound is
c)
the loudness or softness of a sound
d)
the back and forth movement of matter
92.
A longer string makes a _______ pitch than a short string.
a)
louder
b)
softer
c)
higher
d)
lower
93.
Sound travels in the form of _____.
a)
waves
b)
loops
c)
straight lines
d)
diangles 
94.
What can sound travel through?
a)
only through air
b)
only through water
c)
only through solids and liquids
d)
through solids, liquids, and gases
95.
A bird chirping is an example of a ______ sound. 
a)
high pitch
b)
low pitch
c)
high volume
d)
low volume
96.
Which word describes how LOUD a sound is?
a)
volume
b)
pitch
c)
frequency
d)
tone
97.
How can you make a sound louder?
a)
move away from the sound
b)
use more energy to create the sound
c)
use less energy to make the sound
d)
use a smaller number of objects to create the sound
98.

What is being transferred with a wave?

a)

matter

b)

medium

c)

energy

d)

water

99.

Which of the following properties makes a light wave different from a mechanical wave?

a)

A light wave slows down in a vacuum

b)

A light wave is able to transmit energy

c)

A light wave exists as a transverse wave

d)

A light wave can travel without a medium

100.

What causes the refraction of a wave?

a)

the density of the medium can change the speed

b)

the amount of the medium changes the direction

101.

What color do we see when all light is refracted?

a)

red

b)

black

c)

white

d)

rainbow

102.

Which object will absorb the most light?

a)

Clear glass

b)

Black paper

c)

Plastic Wrap

d)

Stained Glass

103.

2. WHICH OF THE FOLLOWING IS A SOURCE OF LIGHT?

a)

the moon

b)

our eyes

c)

fire

d)

a mirror

104.

7. When light bounces off a mirror, it is __________.

a)

Absorbed

b)

Reflected

c)

Corrected

d)

Refracted

105.

8. Which statement best explains why you can see yourself when you look at a mirror?

a)

Light is refracted as it passes through the mirror.

b)

Light is refracted, bouncing off the mirror.

c)

Light is reflected, bouncing off the mirror.

d)

Light is reflected as it passes through the mirror.

106.

How does light affect the pupil?

a)

The pupil gets larger as light decreases.

b)

The pupil gets larger as light increases.

c)

The pupil’s color depends on the amount of light.

d)

The pupil isn’t affected by light.

107.

Where does light come from?

a)

The fish

b)

The clouds

c)

A coral reef

d)

The sun

108.

What is the source of the light from the moon?

a)

The light is sunlight reflecting off the moon.

b)

The light comes from glowing rocks.

c)

The light is from Earth reflecting off the moon.

d)

The light is from the ice on the moon.

109.

Plants depend on the sun’s light energy to ____________.

a)

Make carbon dioxide

b)

Perform photosynthesis (make their own food)

c)

Produce a spectrum

d)

Make water

110.

What does the pupil do in bright light?

a)

The pupil bends the light.

b)

The pupil becomes smaller.

c)

The pupil reflects the light.

d)

The pupil changes color.

111.

In which form is energy from the light of the Sun?

a)

Mechanical

b)

Sound

c)

Chemical

d)

Radiant

112.

How is light energy transmitted? Light energy is transmitted as _________.

a)

Cells

b)

Waves

c)

Circles

d)

wires

113.

A straw sitting in a glass of water looks broken because light travels more slowly through the water than air. This is an example of ____________.

a)

Reflection

b)

Refraction

c)

Absorbing

d)

Transmitting

114.

What is the name of the object in the picture. Hint: it forms a rainbow

a)

lens

b)

telescope

c)

prism

d)

mirror

115.

This is an example of?

a)

fog

b)

Reflection

c)

Refraction

d)

translucent

116.

Sunglasses, notebook paper, and lampshades are examples of __________ objects.

a)

translucent

b)

transparent

c)

opaque

d)

wood

117.

When light can easily pass through an object, we say that that object is ___ .

a)

transparent

b)

translucent

c)

opaque

d)

transported

118.

Which of the following is a clear, triangular object that refracts light?

a)

lens

b)

glass

c)

telescope

d)

prism

119.

When white light passes through a prism, it is broken apart into

a)

water

b)

air

c)

rainbow colors

d)

a straw

120.

What is light?

a)

a kind of heat

b)

a kind of color

c)

a kind of energy

d)

a kind of reflection

121.

What does the flower stem in this picture show about light refraction?

a)

light is refracted when it hits a colored object

b)

light is refracted when it hits a curved object

c)

light is refracted when it passes through open air

d)

light is refracted when it passes from air into water

122.

What three things are needed to produce a shadow?

a)

the sun, a mirror, and a surface

b)

a light, some shade, and a dark object

c)

a light source, a mirror, and an object

d)

a light source, an object, and a surface

123.
When light is refracted, it means it _________. 
a)
stops
b)
bends
c)
fades
d)
makes sound 
124.
Light is ___________ energy. 
a)
sound
b)
nuclear 
c)
radiant 
d)
liquid
125.
Light can move though _______________.
a)
water
b)
air
c)
space
d)
all of the above 
126.
The longer a wavelength is, the ________ energy it has. 
a)
less
b)
more
127.
The shorter a wavelength is, the _________ energy it has. 
a)
less
b)
more
128.

Is energy that flows from something warm to something cool

a)

air

b)

Thermal energy

c)

vapor

d)

Light energy

129.

A ________________ is anything that gives off energy that particles of matter can take in.

a)

the sun

b)

water

c)

convection

d)

heat source

130.

________________ is the transfer of heat that occurs when one thing touch another one.

a)

conduction

b)

convection

c)

radiation

131.

________________ is the transfer of thermal energy as matter moves. In convection, a gas or a liquid moves from place to place.

a)

conduction

b)

convection

c)

radiation

d)

thermal energy

132.

Mark two examples of radiation.

a)

the radiator puts warm air out at the top and draws in cooler air at the bottom

b)

snowing falling from the sky

c)

the oven warms the cold air inside it.

d)

a bird warming its eggs

133.

___________ is energy that is sent out in waves.

a)

convection

b)

radiation

c)

conduction

d)

heat

134.

Mark two examples of radiation energy.

a)

the refrigerator

b)

the microwave

c)

the sun

d)

a guitar

135.

______________ occurs when two surfaces rub together.

a)

convection

b)

friction

c)

radiation

d)

thermal

136.

Mark two examples of friction

a)

rubbing your hands in a cold day

b)

playing the drum

c)

when a person skates on ice

d)

clapping

137.

What is the earth's main source of heat?

a)

the moon

b)

the sun

c)

the ocean

d)

forests

138.

What is a conductor?

a)

a material that heat moves through easily

b)

a material that heat does not move through easily

c)

a material that turns cold when heated

d)

a tool for measuring temperature

139.

Which of these is a measure of how hot or cold something is?

a)

temperature

b)

radiation

c)

insulation

d)

friction

140.

The tool used to measure temperature is called a/an

a)

insulator

b)

conductor

c)

thermometer

d)

radiation

141.
Heat that is transferred because of touching is called...
a)
Radiation
b)
Conduction
c)
Convection
d)
Reflection
142.
Energy that does NOT need a medium to transfer heat is called...
a)
Radiation
b)
Conduction
c)
Convection
d)
Reflection
143.
Heat passes from...
a)
High to low
b)
Cold to hot
c)
Hot to cold
d)
Heat cannot be passed
144.
What is an insulator?
a)
Something that does NOT absorb heat very well.
b)
Something that absorbs heat.
145.
What is a conductor?
a)
Something that does NOT absorb heat very well.
b)
Something that absorbs heat.
146.
Why do objects cool down?
a)
All heat will slowly be destroyed.
b)
The cold attacks the heat.
c)
Heat is always transferring so the heat will always move to a cooler place.
d)
The heat disappears.

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