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Energy Basics

Total questions: 74

Worksheet time: 1hrs 8mins

Name
Class
Date
1.
The faster an object moves, the ________ kinetic energy it has. 
a)
more
b)
less
c)
none of the above
d)
all of the above 
2.
Which is the best example that something has kinetic energy?
a)
a. a car parked on a steep hill 
b)
b. a tennis ball rolling across the court
c)
c. a picture hanging on the wall 
d)
d. a piece of coal before it's burned 
3.

What two factors affect an object's kinetic energy?

a)

area and volume

b)

mass and weight

c)

weight and height

d)

mass and speed

4.

Increasing an object's mass will increase its kinetic energy.

a)

true

b)

false

5.

Increasing an object's speed will increase its kinetic energy.

a)

false

b)

true

6.
What kind of energy is in a rock at the edge of a cliff?
a)
Potential
b)
Kinetic
7.
What kind of energy is in a stretched rubber band?
a)
Potential
b)
Kinetic
8.
At which point is potential energy greatest?
a)
W
b)
X
c)
Y
d)
Z
9.
When a pendulum swings, at which point is kinetic energy highest?
a)
1
b)
2
c)
3
d)
4
10.
When a pendulum swings, at which point is potential energy at its greatest?
a)
1
b)
2
c)
3
d)
4
11.
Explain what happens to the potential energy of a rock as it falls off the side of a cliff.
a)
The kinetic energy decreases as the potential energy increases.
b)
The kinetic energy decreases as the potential energy decreases.
c)
The potential energy decreases as the kinetic energy increases.
d)
The potential energy decreases as the kinetic energy decreases. 
12.
When riding a roller coaster, you go up and down many hills. When do you have the maximum (most) kinetic energy?
a)
At the top of each hill.
b)
As you go down each hill.
c)
At the bottom of each hill.
d)
As you go up each hill.
13.

The sun provides ____________ and ____________ energy that can be harnessed and used for solar power.

a)

chemical, sound

b)

mechanical, light

c)

sound, light

d)

light, thermal

14.

Energy can't be .....

a)

transformed.

b)

made or destroyed.

c)

converted.

d)

harnessed or produced.

15.
This is the energy that moves objects. 
a)
cool 
b)
nuclear 
c)
chemical 
d)
mechanical 
16.
This is the energy of vibrating molecules that move through matter. 
a)
sound 
b)
thermal 
c)
mechanical 
d)
electrical 
17.

Which is NOT a true statement about energy?

a)

it can change into another form of energy

b)

it can cause a temperature change

c)

it can cause movement

d)

it can be completely used up

18.
The energy from the random movement of particles is _______ energy.
a)
chemical 
b)
potential 
c)
thermal 
d)
interesting 
19.
This is the energy of moving electrons. 
a)
nuclear 
b)
electricity 
c)
potential 
d)
sound 
20.
This is the energy that can be released by breaking the bonds between compounds. 
a)
electromagnetic
b)
nuclear 
c)
kinetic 
d)
chemical 
21.

What type of energy do we get from the food we eat?

a)

light

b)

thermal

c)

chemical

d)

sound

22.
gravitational potential energy is defined as
a)
the energy an object has due to its height above the ground
b)
the energy an object has due to its motion
c)
the energy a spring has due to its stretch
d)
the chemical energy stored in the molecules of atoms
23.
What are the two types of Mechanical Energy? (ME)
a)
Kinetic and Potential Energy
b)
Kinetic and Nuclear Energy
c)
Potential and Chemical Energy
d)
Thermal and Kinetic Energy
24.
Kinetic Energy is defined as
a)
Energy stored due to its location
b)
Energy of motion
c)
Energy stored in the bonds of molecules
d)
Heat energy
25.

What is the definition of Energy?

a)

a change in speed or direction

b)

the ability to cause changes, apply a force, or do work

c)

a force that works against motion as surfaces rub together

d)

the energy an object has because of its motion

26.

What is Friction?

a)

a change in speed or direction

b)

the ability to cause changes, apply a force, or do work

c)

a force that works against motion as surfaces rub together

d)

the energy an object has because of its motion

27.

What is the sum of kinetic energy and potential energy of a system?

a)

mechanical energy

b)

electrical energy

c)

moving energy

d)

nuclear energy

28.

At which point in the picture must the cart have been moving the fastest?

a)

Point 1

b)

Point 2

c)

Point 3

d)

They would all be the same

29.

At which point in the picture must the cart have the most MECHANICAL energy?

a)

Point 1

b)

Point 2

c)

Point 3

d)

They would all be the same

30.
At which point(s) on the roller coaster is the kinetic energy at its maximum?
a)
A
b)
B
c)
C
d)
D
31.

what is the unit of work?

a)

Newton

b)

Joule

c)

Watt

d)

meter

32.

if you push a cart with a force of 60 N for 2 m... how much work have you done

a)

120 J

b)

30 J

c)

120 N

d)

30 N

33.

Two people shove on a wall with 100 N. The wall doesn’t move. How much work is done?

a)

100J

b)

100N

c)

0J

d)

0N

34.

The ability or capacity to do work is called _____.

a)

energy

b)

force

c)

work

35.
Work is done when a force causes an object to ...
a)
move
b)
stay still
c)
slow down
36.

Pushing a box across the room

a)

Work

b)

No Work

37.

Carrying a baby

a)

Work

b)

No Work

38.

Lifting a laundry basket

a)

Work

b)

No Work

39.

Holding a cell phone

a)

Work

b)

No Work

40.

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

41.

The picture showing the energy conversion

Chemical → kinetic

is:

a)
b)
c)
d)
42.

The picture showing the energy conversion

Electrical → light

is:

a)
b)
c)
d)
43.

What is the energy conversion when you plug in a stereo and listen to music?

a)

electrical to mechanical

b)

chemical to heat

c)

electrical to sound

d)

potential to sound

44.

If the speed of an object increases, what also increases?

a)

potential energy

b)

solar energy

c)

static energy

d)

kinetic energy

45.
Which one is a unit of mass?
a)
meter (m)
b)
gram (g)
c)
Joule (J)
d)
Newton (N)
46.
Which one is a unit of distance?
a)
meter (m)
b)
gram (g)
c)
liter (L)
d)
Joule (J)
47.
 Work done = Force x _________
a)
a. distance
b)
b. acceleration
c)
c. velocity
d)
d. speed
48.
The unit used to measure work is the 
a)
Watt
b)
Newton
c)
Joule
d)
meter
49.
Which situation is work not done?
a)
lifting a 20 pound box off the floor
b)
holding a 20 pound box above the floor
c)
sliding a 20 pound box across the floor
d)
sliding a 20 pound box up an inclined plane
50.
Two factors that determine work are
a)
size of the force, and distance
b)
size of the force, and type of force
c)
mass, and distance
51.
You do work only when you exert a force on an object and move it.
a)
True
b)
False
52.
If you push a cart with a force of 60 N for 2 m, how much work have you done?
a)
120 J
b)
30 J
c)
120 N 
d)
30 N
53.

the measurement of the force of gravity on an object

a)

mass

b)

speed

c)

weight

d)

motion

54.

energy of motion

a)

kinetic energy

b)

potential energy

c)

movement

d)

work

55.
Energy due to motion is ____________ energy. 
a)
Potential 
b)
Energy
c)
Kinetic
d)
Friction
56.

At which point is potential energy greatest?

a)

W

b)

X

c)

Y

d)

Z

57.
What does the Law of Conservation of Energy state?
a)
Energy cannot be created or destroyed
b)
Nothing can exchange energy
c)
Energy will increase over time.
d)
Energy will decrease over time.
58.
What is mechanical energy?
a)
It is what metal creates when heated.
b)
All potential and kinetic energy in a system.
c)
It is motion of all matter.
d)
Energy of momentum.
59.
Energy of motion is which type of energy?
a)
Potential
b)
Kinetic
c)
Sound
d)
Gravitational
60.
What type of energy is in this picture?
a)
Kinetic
b)
Potential
c)
Chemical
d)
Sound
61.
A change from one form of energy to another is called ___________.
a)
work
b)
power
c)
mechanical
d)
energy transformations
62.
Which energy transformation below matches?
Animals eating food?
a)
electrical to potential
b)
chemical to kinetic
c)
potential to chemical
63.

What kind of energy does an object possess when it's resting on top of the hill?

a)

Potential Energy

b)

Chemical Energy

c)

Kinetic Energy

d)

All of the above

64.
According to the Law of Conservation of energy, the amount of energy before and after a reaction must be the same. Which statement below is true?
a)
The total amount of energy is conserved
b)
The total amount of energy is less after a reaction
c)
The total amount of energy is more after a reaction
65.
Power is defined as the
a)
force on an object times the distance the object moves.
b)
force on an object divided by the time the force acts.
c)
work done times the time taken to do that work.
d)
work done on an object divided by the time to do the work
66.

How could you increase the gravitational potential energy of an object without changing its mass and gravity?

a)

Make the object larger

b)

Lower the object towards the ground

c)

Raise the object farther off the ground

d)

Allow the object to roll on the ground

67.

What is potential energy?

a)

The energy an object has due to its atomic structure.

b)

The energy an object has due to its chemical composition.

c)

The energy an object has due to its motion.

d)

The energy an object has due to its position or condition.

68.

What is kinetic energy?

a)

The energy an object has due to its position or condition

b)

The energy an object has due to its motion

c)

The energy an object has due to its chemical composition

d)

The energy an object has due to its atomic structure

69.

When does an object have no kinetic energy?

a)

When it's at rest.

b)

When it's moving very slowly.

c)

When the only force that's acting on it is gravity.

d)

When it has no electrical charge.

70.

Which object has the most potential energy?

a)

A ball resting on the ground.

b)

A ball being thrown at 100 miles per hour.

c)

A ball on top of a refrigerator.

d)

A ball resting on the edge of a cliff.

71.

At which position does the child on the swing have the most gravitational potential energy?

a)

W

b)

X

c)

Y

d)

Z

72.

Which of the following is the correct equation for calculating an object's gravitational potential energy?

a)

PE = mgh

b)

PE = mg / h

c)

PE = mg + h

d)

PE = gh

73.

What is the value of the Earth's acceleration due to gravity (g)?

a)

9.8 m/s2

b)

100 m/s2

c)

25 m/s2

d)

3.14 m/s2

74.

What is the gravitational potential energy (GPE) of a 1 kilogram book that is 1 meter above the ground?

g = 9.8 m/s2

a)

9.8 Joules

b)

1.0 Joule

c)

0.10 Joule

d)

11.8 m/s2

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