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Energy Transformation Review

Total questions: 76

Worksheet time: 3615secs

Name
Class
Date
1.
Look at the diagram. Which point does the ball have the maximum potential energy?
a)
A
b)
B
c)
C
d)
D
2.
Look at the diagram. At which point does the ball have the maximum kinetic energy?
a)
B
b)
C
c)
D
d)
E
3.
A cell phone battery dies.  It gets plugged into an electrical outlet to recharge. Which of the following energy transformations occur during the charging?
a)
mechanical to chemical
b)
electrical to solar
c)
chemical to light
d)
electrical to chemical
4.
Tarzan is swinging through the jungle looking for Jane. He is constantly moving back and forth..his kinetic energy is being changed to 
a)
electrical
b)
chemical
c)
potenital
d)
nuclear
5.
Mrs. Goodwyn's students are complaining that it is hot in the classroom. She plugs in the fan and turns it on, which energy transformation occurs?
a)
mechanical to electrical
b)
electrical to mechanical
c)
chemical to mechanical
d)
electromagnetic to mechanical
6.
Which form of energy is produced by the splitting of the nucleus of an atom?
a)
solar
b)
nuclear
c)
chemical 
d)
none
7.
Energy that is produced by the internal motion of particles is called...
a)
light
b)
mechanical
c)
thermal
d)
chemical
8.
The sun’s energy used by green plants to produce food is an example oflight energy being converted to what other form of energy?
a)
kinetic energy
b)
heat energy
c)
mechanical energy
d)
chemical 
9.
Electrical Energy is transferred to _____ Energy.
a)
Thermal
b)
Solar
c)
Electrical
d)
None
10.
The Law of Conservation of Energy states that...
a)
energy can be destroyed
b)
energy can not be created or destroyed
c)
energy can only be destroyed using the force
11.

Choose the image below that shows potential energy decreasing then increasing if following the arrows from left to right?

a)
b)
12.

Where would an object have the most potential energy?

a)

The bottom of a hill

b)

The top of the hill

c)

On the way down the hill

d)

It never has potential energy

13.

How does a windmill change forms of energy?

a)

Mechanical to electrical

b)

Electrical to mechanical

c)

Mechanical to light

d)

It is unable to change forms

14.

If you have a battery in a device, what is the first energy transformation that must happen?

a)

Chemical to light

b)

Chemical to electrical

c)

Electrical to chemical

d)

Electrical to light

15.

Where is energy converted from light energy to chemical energy

a)

rabbits

b)

snakes

c)

eagle

d)

grass

16.

Complex interactions must occur before solar energy is converted to energy humans can use for movement and heat. What is the correct energy flow from sun to animal

a)

heat to electrical to mechanical

b)

chemical to radiant to electrical

c)

radiant to chemical to mechanical

d)

mechanical to heat to electrical

17.

Choose the sequence that best shows this path of energy from the sun to a plant eating animal.

a)

radiant energy >mechanical energy > chemical energy

b)

radiant energy >chemical energy > mechanical energy

c)

chemical energy >mechanical energy > radiant energy

d)

chemical energy >radiant energy > mechanical energy

18.

An amoeba is a single cellular organism. It uses a sugar molecule to make energy and it releases heat to the environment. This is an example of what type of energy transformation?

a)

electrical to mechanical

b)

chemical to thermal

c)

electrical to kinetic

d)

mechanical to electrical

19.

Which energy transformation is shown in this picture?

a)

chemical -----> light

b)

light -----> mechanical

c)

mechanical -----> chemical

d)

chemical -----> mechanical

20.

What type of potential energy does a match have?

a)

thermal energy

b)

light energy

c)

chemical energy

d)

electrical energy

21.

What type of energy is made by vibrations and does not travel through empty space?

a)

sound energy

b)

light energy

c)

electrical energy

d)

chemical energy

22.

Which is an example of potential energy?

a)

A child is hopping down the sidewalk.

b)

A horse is galloping in a field.

c)

A person is sitting on a horse.

d)

A car is driving on the street.

23.

Which is an example of kinetic energy?

a)

A soccer ball is lying on the ground.

b)

A person is standing in line.

c)

A roller coaster is sitting at the top of a hill.

d)

Water is flowing over a dam.

24.

Almost all energy systems produce this type of energy...

a)

light energy

b)

chemical energy

c)

thermal energy

d)

electrical energy

25.

Which transformation best explains what happens in a glow stick when you shake it to make it glow?

a)

chemical to mechanical

b)

mechanical to chemical

c)

light to chemical

d)

chemical to light

26.

Which of the following forms of energy are kinetic?

a)

sound energy

b)

thermal energy

c)

light energy

d)

all of the above

27.

Potential energy and kinetic energy together make up which energy system?

a)

mechanical energy

b)

chemical energy

c)

sound energy

d)

light energy

28.

Creating a fire in your fireplace with logs and a match would best be an example of which energy transformation?

a)

mechanical energy to light energy

b)

chemical energy to thermal energy

c)

chemical energy to electrical energy

d)

thermal energy to chemical energy

29.
Gravitational potential energy depends on the ________ and ________ of the object. 
a)
Height and mass
b)
Friction and movement
c)
Mass and Movement
d)
Height and Friction 
30.

Energy and work are measured in

a)

kilograms

b)

meters

c)

Joules

d)

m/s

31.

What is the energy transformation that occurs in an electric pencil sharpener?

a)

mechanical energy to electrical energy

b)

electrical energy to mechanical energy

c)

radiant energy to sound energy

d)

chemical energy to mechanical energy

32.
Which items would have this energy transformation: electrical energy -> thermal energy and light energy?
a)
toaster
b)
candle burning
c)
windmill turning
d)
Iron for your clothes
33.

Food

a)

radiant

b)

chemical

c)

potential

d)

kinetic

e)

sound

34.

Batteries

a)

radiant

b)

chemical

c)

potential

d)

kinetic

e)

sound

35.
Which skier will have a greater potential energy? 
a)
Skier 1
b)
Skier 2
36.
What object can change electrical energy into light energy?
a)
A candle
b)
A fire
c)
A lamp
d)
A radio
37.
Which energy conversion is taking place when you put gasoline in a car?
a)
thermal -> electrical
b)
mechanical -> electrical
c)
chemical -> mechanical
d)
mechanical -> electromagnetic
38.
What kind of energy is represented in this picture?
a)
Thermal
b)
Potential
c)
Nuclear
d)
Mechanical
39.
The ultimate source of energy is:
a)
The sky
b)
The sun
c)
Plants
d)
Movement
40.

Where does the ball have the greatest potential energy?

a)

1

b)

2

c)

3

d)

4

e)

5

41.
As a pendulum swings from its highest to lowest position, what happens to its kinetic and potential energy? 
a)
Both the potential energy and kinetic energy decrease
b)
The potential energy decreases while the kinetic energy increases 
c)
The kinetic energy decreases while the potential energy increases 
d)
Bothe the potential energy and kinetic energy increase 
42.

What is happening to the potential energy between position 1 to 3?

a)

Decreasing

b)

Increasing

c)

Stays the same

43.
I have the most potential energy if I am: 
a)
5 feet high
b)
10 feet high
c)
15 feet high
d)
20 feet high
44.
Where does the ball have the maximum kinetic energy and least potential energy?
a)
1
b)
7
c)
12
d)
31
45.

The car shown above uses three different forms of energy. Which of the following identifies the energy transformation represented by the car? (6.9C)

a)

mechanical →chemical →electrical

b)

chemical →electrical →mechanical

c)

electrical →radiant →chemical

d)

radiant →electrical →mechanical

46.

The images shown best represent which type of energy? (6.9C)

a)

chemical

b)

nuclear

c)

electrical

d)

mechanical

47.
The Law of Conservation of Energy states energy cannot be gained or lost but only transformed.
a)
True
b)
False
48.

A student constructs a new slingshot. To ensure a paper ball will travel the greatest distance, the student varies the amount the rubber band is pulled back from the slingshot.

Which slingshot would cause the paper ball to travel the

greatest distance?

a)
b)
c)
d)
49.

A student makes a diagram of a cart at three different positions on a hill to demonstrate the transformation of kinetic energy to potential energy as the cart moves through the positions.


Assuming no energy is lost to friction, which graph demonstrates the correct energy transformations at the three positions?

a)
b)
c)
d)
50.

Which types of energy do you see in this picture?

a)

Motion

b)

Heat

c)

Sound

d)

Electrical

e)

Light

51.

A marble is given potential energy by being placed at Location W. When the marble is released, it rolls down the track. At which location does the marble have maximum kinetic energy?

a)

W

b)

X

c)

Y

d)

Z

52.

A bicycle rider is traveling up a hill. When the rider reaches the top of the hill, she stops to rest. Then she travels down the hill. The diagram shows the rider in the three different positions. Which of these correctly describes the potential energy and the kinetic energy of the bicycle rider?

a)

When the rider is at the top of the hill, her potential energy is the greatest, and her kinetic energy is the least.

b)

As the rider moves up the hill, her kinetic energy increases, and her potential energy decreases.

c)

When the rider goes down the hill, her potential energy increases, and her kinetic energy decreases.

d)

As the rider reaches the bottom of the hill, her kinetic energy and her potential energy decrease.

53.

What example could belong in Box Z?

a)

Pizza

b)

Moving windmill

c)

Lightbulb

d)

Moving car

54.

What example could belong in Box W?

a)

Radiant

b)

Elastic

c)

Mechanical

d)

Nuclear

55.

What example could belong in Box V?

a)

Fire

b)

Lightbulb

c)

Running

d)

Hotdog

56.

What example could belong in Box X?

a)

Radiant

b)

Elastic

c)

Mechanical

d)

Electrical

57.

What example could belong in Box Y?

a)

Thermal

b)

Nuclear

c)

Chemical

d)

Gravitational

58.
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
59.
According to which law of energy, energy can't be created or destroyed?
a)
First law of motion
b)
The law of tacos
c)
Laws of Energy
d)
law of conservation of energy
60.
Work is:
a)
A transfer of energy by a force to move and object
b)
Something you get paid for
c)
Something you take home
d)
Makes you sweat
61.

True or False: This rock in its current state is an example of potential energy.

a)

True

b)

False

62.

A ball fell to the floor after rolling off a table. What was true of the ball’s energy as it fell?

a)

The ball’s potential energy decreased as it fell, so its kinetic energy must have increased to conserve mechanical energy.

b)

The ball’s potential energy decreased as it fell, so its kinetic energy must have decreased to conserve mechanical energy.

63.

A toy car travels up a ramp. The car’s speed decreases as it moves up the ramp. What happens to the car’s kinetic energy and potential energy as it travels up the ramp?

a)

The car’s kinetic energy and potential energy increase.

b)

The car’s kinetic energy and potential energy decrease.

c)

The car’s kinetic energy increases, and its potential energy decreases.

d)

The car’s potential energy increases, and its kinetic energy decreases.

64.

The diagram below shows a swinging pendulum ball.


Which point represents the pendulum's greatest potential energy?

a)

1

b)

2

c)

3

d)

4

65.

The diagram below shows a car on a roller coaster with four labeled locations.


Between what two locations does the car’s kinetic energy transform into potential energy?

a)

W and X

b)

W and Y

c)

X and Y

d)

Y and Z

66.

Which statement is true about the potential and kinetic energy of the bike rider on the hill?

a)

At the top of the hill the rider has the lowest potential energy and the greatest kinetic energy

b)

At the top of the hill the rider has the greatest potential energy and the lowest kinetic energy

67.

The DOT at the top of this graph shows

a)

potential energy

b)

kinetic energy

68.

Conservation of energy means that

a)

energy can be created but not destroyed

b)

energy can be destroyed but not created

c)

energy can be both created and destroyed

d)

energy can be neither created nor destroyed

69.

Kinetic energy can be described as

a)

energy in motion

b)

stored energy

c)

a chemical reaction

d)

connected energy

70.

As a boulder rolls from the top of a hill to the bottom, how does its potential and kinetic energy change?

a)

Potential and kinetic energy both increase.

b)

Potential energy increases and kinetic energy decreases.

c)

Potential energy decreases and kinetic energy increases.

d)

Potential and kinetic energy both increase.

71.

The illustration shows a roller coaster and indicates four different positions the car might be at as it moves along the track.

At which point in the roller coaster's journey is its potential energy the greatest?

a)

W

b)

X

c)

Y

d)

Z

72.
When a pendulum swings, at which point is kinetic energy highest?
a)
1
b)
2
c)
3
d)
4
73.
Which 2 letters have the most kinetic energy
a)
W & Y
b)
X & Z
74.

At which position(s) will there be 100% PE and 0% KE?

a)

A

b)

B

c)

C

d)

D

e)

E

75.

A golfer swings the golf club down toward the golf ball sitting on a tee. What type of energy does the golf ball sitting on the tee demonstrate?

a)

GPE...Gravitational Potential Energy

b)

EPE...Elastic Potential Energy

c)

KE...Kinetic Energy

76.
A marble rolls across the table.
a)
GPE...Gravitational Potential Energy
b)
EPE...Elastic Potential Energy
c)
KE...Kinetic Energy

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