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EFM Test Review 2023

Total questions: 135

Worksheet time: 2hrs 1mins

Name
Class
Date
1.

Stored energy or energy at rest is known as this kind of energy.

a)

Potential Energy

b)

Kinetic Energy

c)

Magnetic energy

2.

Where is the MOST kinetic energy on this roller coaster?

a)

1

b)

2

c)

3

d)

4

3.

A force is a

a)

tug or throw

b)

push or pull

c)

juggle or fumble

d)

kick or punt

4.

Force that makes things slow down

a)

gravity

b)

friction

c)

balanced force

d)

inertia

5.

 The force that attracts an object toward the center of the earth

a)

friction

b)

gravity

c)

balanced force

d)

inertia

6.

Forces that are equal and does not cause motion

a)

friction

b)

gravity

c)

balanced forces

d)

inertia

7.

Which force is the resistance to change

a)

gravity

b)

friction

c)

luke skywalker

d)

inertia

8.

What is the purpose of using a parachute when skydiving?

a)

to create friction and help the flyer to slow down

b)

to help the flyer speed up

c)

to go faster than terminal velocity

9.

Which 2 forces cause the Earth to continue to orbit around the sun?

a)

gravity and inertia

b)

Newton's 2nd and 3rd Laws

c)

Friction and momentum

10.

The unit used to measure force

a)

friction

b)

Galileos

c)

Newtons

11.

Which force is demonstrated in this image?

a)

mass

b)

weight

c)

force

d)

inertia

12.

Fill-in  this sentence about inertia:   The greater the ________, the greater the inertia.  

a)

force

b)

friction

c)

mass

13.

The amount of matter an object has

a)

mass

b)

friction

c)

inertia

14.

The amount of gravity acting on an object; it can be measured by stepping on a scale!

a)

Weight

b)

mass

c)

force

15.

Motion is a change in ______________. 

a)

speed

b)

inertia

c)

position

16.

What is the formula for speed?

a)

distance/time

b)

distance x time

c)

distance - time

17.
A train traveling 60 mph slows down as it comes to a stop. This is an example of _____________
a)
Acceleration
b)
Distance
c)
Speed
d)
Velocity
18.
A fan is turned off in the living room. The fan slows down and comes to a rest as the forces become _______
a)
Frictional
b)
Balanced
c)
Unbalanced 
d)
Restricted
19.
Newton's third law states for every action their is an equal or opposite reaction. Which is the best example
a)
The air rushing out of a balloon, causing it to move across the room. 
b)
Flying forward in you seat when the brakes a slammed on.
c)
A weight lifter dropping the bar.
d)
A softball flying on the air
20.
Looking at the roller coaster, were does the cart have the most potential energy?
a)
A
b)
B
c)
C
d)
D
21.
When a car suddenly stops at a red light, a pizza lying in the passengers seat flies in to the windshield. Why does the pizza fly forward?
a)
The pizza loses its backward force
b)
The pizza's inertia causes it to continue moving. 
c)
The friction of braking transfers energy to the pizza. 
22.
On a distance-time graph, what does not show constant speed?
a)
A steep line
b)
a line that goes up, horizontal and down
c)
A line that slopes
23.
On a distance-time graph, what shows an object going back to where it started?
a)
If the distance goes back to 0
b)
If line goes straight up
c)
If the line is at rest
24.
Which is an example of potential energy?
a)
A girl on a diving board
b)
A boy swimming
c)
A girl hitting a volleyball
d)
A boy running around the pool
25.
The rocket ship uses giant gas tanks to take off into outer space. What is the progression of the 3 energy transformation?
a)
Electrical - Light - Mechanical
b)
Mechanical - Thermal - Chemical 
c)
Chemical - Thermal - Mechanical
26.
Two trucks with different masses travel at the same speed down a hill toward a red light. What will happen when both trucks apply their brakes at the same time?
a)
The truck with the smaller mass will require less force to stop than the car with the larger mass.
b)
The truck with the small mass will take longer to stop than the car with the larger mass. 
27.
What is the definition of acceleration?
a)
Change in speed or direction
b)
displacement divided by time
c)
the amount of distance covered in a certain amount of time
d)
An object at rest
28.
What is the net force shown in the diagram?
a)
50N right
b)
950N
c)
50N left
d)
150N left
29.
Newton's 2nd law states---
a)
For action there is an equal or opposite reaction
b)
F=M x A
c)
Law of inertia 
30.

What is the force that slows down or eventually stops an objects motion?

a)

Gravity

b)

Push

c)

Motion

d)

Friction

31.
Which experiment listed below will best determine how friction affects the speed of a rolling object?
a)
Roll 3 objects of various sizes across the floor.
b)
Roll 3 objects of equal size from various heights across the floor.
c)
Roll 3 objects of equal size across 3 different types of surfaces.
d)
Roll 3 objects of equal size from equal heights across the floor.
32.
The location of an object.
a)
Speed
b)
Position
c)
Friction
d)
Gravity
33.
Which word describes a push or pull on an object?
a)
Position
b)
Hypothesis
c)
Mass
d)
Force
34.
A boy applies a pushing force on a ball thrown into the air. What applies a pulling force on the ball at the same time?
a)
Gravity
b)
The height of the boy
c)
Friction
d)
The mass of the ball
35.

The planets orbit the Sun due to the Sun's ___________________.

a)

movement

b)

position

c)

direction

d)

gravity

36.

The line or path in which an object is moving is its _________________.

a)

movement

b)

position

c)

direction

d)

force

37.
A train traveling 60 mph slows down as it comes to a stop. This is an example of _____________
a)
Acceleration
b)
Distance
c)
Speed
d)
Velocity
38.
A fan is turned off in the living room. The fan slows down and comes to a rest as the forces become _______
a)
Frictional
b)
Balanced
c)
Unbalanced 
d)
Restricted
39.
Newton's third law states for every action their is an equal or opposite reaction. Which is the best example
a)
The air rushing out of a balloon, causing it to move across the room. 
b)
Flying forward in you seat when the brakes a slammed on.
c)
A weight lifter dropping the bar.
d)
A softball flying on the air
40.
Looking at the roller coaster, were does the cart have the most potential energy?
a)
A
b)
B
c)
C
d)
D
41.
When a car suddenly stops at a red light, a pizza lying in the passengers seat flies in to the windshield. Why does the pizza fly forward?
a)
The pizza loses its backward force
b)
The pizza's inertia causes it to continue moving. 
c)
The friction of braking transfers energy to the pizza. 
42.
On a distance-time graph, what does not show constant speed?
a)
A steep line
b)
a line that goes up, horizontal and down
c)
A line that slopes
43.
On a distance-time graph, what shows an object going back to where it started?
a)
If the distance goes back to 0
b)
If line goes straight up
c)
If the line is at rest
44.
Which is an example of potential energy?
a)
A girl on a diving board
b)
A boy swimming
c)
A girl hitting a volleyball
d)
A boy running around the pool
45.
The rocket ship uses giant gas tanks to take off into outer space. What is the progression of the 3 energy transformation?
a)
Electrical - Light - Mechanical
b)
Mechanical - Thermal - Chemical 
c)
Chemical - Thermal - Mechanical
46.
Two trucks with different masses travel at the same speed down a hill toward a red light. What will happen when both trucks apply their brakes at the same time?
a)
The truck with the smaller mass will require less force to stop than the car with the larger mass.
b)
The truck with the small mass will take longer to stop than the car with the larger mass. 
47.
What is the definition of acceleration?
a)
Change in speed or direction
b)
displacement divided by time
c)
the amount of distance covered in a certain amount of time
d)
An object at rest
48.
What is the net force shown in the diagram?
a)
50N right
b)
950N
c)
50N left
d)
150N left
49.
Newton's 2nd law states---
a)
For action there is an equal or opposite reaction
b)
F=M x A
c)
Law of inertia 
50.

What is the force that slows down or eventually stops an objects motion?

a)

Gravity

b)

Push

c)

Motion

d)

Friction

51.
Which experiment listed below will best determine how friction affects the speed of a rolling object?
a)
Roll 3 objects of various sizes across the floor.
b)
Roll 3 objects of equal size from various heights across the floor.
c)
Roll 3 objects of equal size across 3 different types of surfaces.
d)
Roll 3 objects of equal size from equal heights across the floor.
52.
The location of an object.
a)
Speed
b)
Position
c)
Friction
d)
Gravity
53.
Which word describes a push or pull on an object?
a)
Position
b)
Hypothesis
c)
Mass
d)
Force
54.
A boy applies a pushing force on a ball thrown into the air. What applies a pulling force on the ball at the same time?
a)
Gravity
b)
The height of the boy
c)
Friction
d)
The mass of the ball
55.

The planets orbit the Sun due to the Sun's ___________________.

a)

movement

b)

position

c)

direction

d)

gravity

56.

The line or path in which an object is moving is its _________________.

a)

movement

b)

position

c)

direction

d)

force

57.

The formula for calculating speed is __.

a)

S = time / distance

b)

S = time / velocity

c)

S = final velocity - initial velocity

d)

S = distance / time

58.

The graph above shows an object __.

a)

that is not moving

b)

that is speeding up

c)

that is traveling at a constant speed

d)

that is slowing down

59.

An object with a net force of 0 is experiencing __.

a)

unbalanced forces

b)

balanced forces

c)

divided forces

d)

opposite forces

60.

Balanced forces __.

a)

Always cause an object to move

b)

Always cause an object to stop

c)

Never cause an object to change its current state of movement or rest

d)

Often cause an object to speed up

61.

An object with a net force that is NOT equal to zero __.

a)

experiences balanced forces

b)

must be at the rest position (unmoving)

c)

experienced unbalanced forces

d)

must be moving quickly

62.

Friction is a(n) __ force.

a)

balanced force

b)

unbalanced force

c)

centripetal

d)

occipetal

63.
What is the net force on this box?
a)
30 N left
b)
25 N right
c)
5 N left
d)
55 N right
64.
What is the unit of force?
a)
Kilogram
b)
Meter
c)
Pascal
d)
Newton
65.

To calculate net force you must

a)

Add the forces

b)

Subtract the forces

66.

This graph shows that as an object’s mass increases its

a)

inertia increases

b)

inertia decreases

c)

acceleration increases

d)

acceleration decreases

67.

A train rolls to a stop along a horizontal track without the conductor applying the brakes. What answer choice BEST explains why this occurred?

a)

The train ran out of momentum.

b)

The opposing force of friction stopped the train.

c)

The natural state of the train is not to be in motion.

d)

The force of gravity slowed the train until it stopped.

68.
Which statement best explains Newton's Third Law of Motion?
a)
An object at rest tends to stay at rest.
b)
For every action there is an equal and opposite reaction.
c)
The acceleration of an object is based on the force applied.
d)
An object continues its motion until an unbalanced force is applied.
69.
Which is the best example of Newton's First Law of Motion?
a)
a basketball thrown in the air falls to the ground
b)
a soccer ball remains motionless until it is kicked by a player
c)
a baseball player swings at an approaching ball
d)
an ice skater pushes back from a wall and moves backwards
70.
An object is resting motionless on a surface. According to Newton's 1st Law, the object will only start to move if
a)
the net forces on the object equal zero
b)
an unbalanced force is applied to the object
c)
the upward force of the object is equal to its acceleration
d)
two forces that are equal and opposite are applied to the object
71.
A truck that is travelling at a constant speed is carrying some boxes.  If the truck comes to a sudden stop, what will most likely happen to the boxes?
a)
They will stay in the middle of the truck.
b)
They will slide toward the front of the truck.
c)
They will slide toward the back of the truck.
d)
They will fall off the side of the truck.
72.
The force that draws all objects towards Earth.
a)
friction
b)
gravity
c)
mass
d)
acceleration
73.
A rubbing together force that slows things down and stops them.  It works against motion.
a)
acceleration
b)
mass
c)
gravity
d)
friction
74.
The soccer ball is sitting on the half line and Zach runs up to kick it.  What law will occur when he kicks it?
a)
An object at rest will remain at rest unless acted on by an unbalanced force.
b)
An object will remain motionless until it decides to move.
c)
The harder Zack kicks the ball, the less distance it will travel.
d)
Time travel has always been possible.  You just have to believe.
75.
If Brandon wants the  baseball to go far, he must use _________ force when he swings the bat.
a)
no
b)
equal
c)
less
d)
more
76.
Newton's first law that says an object at rest will remain at rest unless acted upon by an unbalanced force is also called the law of 
a)
acceleration
b)
inertia
c)
action and reaction
d)
may the force be with you
77.
What kind(s) of objects have inertia?
a)
all objects with mass
b)
only objects at rest
c)
only objects in motion
d)
only objects whose motion is being changed
78.
Which of the following shows the direction of the friction force?
a)
A
b)
B
c)
C
d)
D
79.
Which force produces a change in motion?
a)
unbalanced force
b)
balanced force
c)
gravitational force
d)
frictional force
80.
What is the formula for force?
a)
F=M/A
b)
F=MA
c)
F=AX
d)
what is force?
81.
According to Newton's second law, if you increase the force applied to an object :
a)
it accelerates more
b)
it doesn't move
c)
you get more inertia
d)
it decelerates
82.

The formula for Speed is...

a)

Speed = distance/ time

b)

Speed = time/ distance

83.
a)

Fast

b)

Slow

84.
a)

Fast

b)

Slow

c)

Medium

85.
a)

Fast

b)

Slow

c)

Stopped

86.
a)

Speeding Up

b)

Slowing Down

87.
A lamp that plugs into a wall socket draws energy which flows through a thin wire in the bulb causing it to glow. What energy transformations are taking place?
a)
chemical → light → electrical
b)
mechanical → sound → light
c)
thermal → solar → electrical
d)
electrical → thermal → light
88.
When water falls through a dam and turns a turbine connected to a generator, electricity is produced. This electricity is often used to light our homes and offices. Which of the following shows the energy transformations that occurs?
a)
electrical → light → mechanical
b)
chemical → mechanical → electrical
c)
mechanical → chemical → light
d)
mechanical → electrical → light
89.
What is the energy transformation?
a)
Mechanical to Kinetic to Sound
b)
Mechanical to Electrical to Light
c)
Electrical to Thermal to Mechanical
d)
Kinetic to Sound to Potential
90.
The Electrical Energy of the stove is transferred to _____ Energy.
a)
Solar
b)
Thermal
c)
Potential
d)
Electrical
91.
Energy transformations occur when...
a)
energy is created through conduction
b)
energy changes from one form to another
c)
two forces slide together that are touching
d)
a chemical reaction takes place
92.

The law of conservation of energy states that energy can neither be destroyed nor created. According to this law which of these equations is correct?

a)

E=mc2

b)

KE = PE

c)

Energy in = energy out

d)

Energy in = power in

93.
Which would have the greatest gravitational potential energy?
a)
A 4lb rat on a school desk
b)
A 45lb dog in an oak tree
c)
A 14 pound platypus on a swing
d)
A 45lb child on a bike
94.
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 
95.
Energy can be _____________ or changed from one type to another.
a)
destroyed
b)
transferred
c)
created
d)
ignored
96.
What is the unit of measurement for kinetic energy
a)
Newton
b)
Joule
c)
Watt
d)
Kilogram
97.
If the skier is at the top of the hill waiting for the whistle to blow for his turn to ski, he has ____________, after the whistle blows and he starts his ski run, he has ___________ .
a)
kinetic energy; potential energy
b)
potential energy; friction
c)
kinetic energy; gravity
d)
potential energy; kinetic energy
98.
A ball is released from rest at position 1.  The diagram shows the ball in four positions as it rolls along a track from left to right. In which position does the ball have its minimum gravitational potential energy and maximum kinetic energy?
a)
1
b)
2
c)
3
d)
4
99.
At which position would the roller coaster be transforming kinetic energy to potential energy?
a)
A to B
b)
B to C
c)
C to D
d)
No such transformation.
100.
A book falls from a desk. Which  BEST describes the book’s change in potential energy?
a)
The potential energy is increased so the total amount of energy is increased
b)
The potential energy is decreased so the total energy is decreased
c)
The potential energy is increased so the total is decreased
d)
Potential energy will change to kinetic energy, but the total energy remains constant
101.

What is the PE at the top of the ramp?

a)

0

b)

40 J

c)

80 J

d)

none of the above

102.
The energy of motion.
a)
Potential Energy
b)
Kinetic Energy
103.

When a roller coaster is at the top of a hill it has

a)

high potential energy

b)

high kinetic energy

c)

low potential energy

d)

equal amounts of kinetic and potential energy

104.

When a roller coaster is at the bottom of a hill it has

a)

high potential energy

b)

high kinetic energy

c)

low kinetic energy

d)

equal amounts of kinetic and potential energy

105.
Stored energy.
a)
Potential Energy
b)
Kinetic Energy
106.
The energy of motion.
a)
Potential Energy
b)
Kinetic Energy
107.

When a roller coaster is at the top of a hill it has

a)

high potential energy

b)

high kinetic energy

c)

low potential energy

d)

equal amounts of kinetic and potential energy

108.

When a roller coaster is at the bottom of a hill it has

a)

high potential energy

b)

high kinetic energy

c)

low kinetic energy

d)

equal amounts of kinetic and potential energy

109.

The sum of potential energy and kinetic energy equals

a)

work

b)

transformation

c)

total energy

d)

mechanical energy

110.

Which passenger has the most potential energy?

a)

A

b)

B

c)

C

d)

D

111.

Conservation of energy means that

a)

energy can be created but not destroyed

b)

energy can be destroyed but not created

c)

energy can both be created and destroyed

d)

energy can neither be created nor destroyed

112.

Which is the best example that something has kinetic energy?

a)

a car parked on a steep hill

b)

a tennis ball rolling across the court

c)

a picture hanging on the wall

d)

a piece of coal before it's burned

113.
The energy of motion. It is found in all moving objects. This is known as ____ .
a)
potential energy
b)
friction
c)
kinetic energy
d)
gravity
114.
Click to look at the picture. 
The picture is an example of _____ .
a)
gravity
b)
potential energy
c)
kinetic energy
d)
friction
115.
Click to look at the picture.
The picture is demonstrating an example of ______ . 
a)
gravity
b)
speed
c)
kinetic energy
d)
potential energy
116.
Potential energy is what type of energy?
a)
energy that is stored
b)
energy that is being used
c)
matter rubbing against matter
d)
the measure of motion
117.

Which of the following are examples of kinetic energy? (check all that apply)

a)

an arrow flying through the air

b)

a book on a shelf

c)

kicking a soccer ball

d)

chewing gum

e)

sitting at a stop light

118.

Which of the following is an example of potential energy (check all that apply)

a)

water in a stream

b)

a block of ice in the freezer

c)

a desk in a classroom

d)

a ball sitting in a goal

e)

scoring a goal

119.

Complete the following sentence. The ________________ an object moves, the more ____________________ energy it has.

a)

slower ... potential

b)

faster .... kinetic

c)

faster ... potential

d)

slower ... kinetic

120.
Stored energy.
a)
Potential Energy
b)
Kinetic Energy
121.
The energy of motion.
a)
Potential Energy
b)
Kinetic Energy
122.

When a roller coaster is at the top of a hill it has

a)

high potential energy

b)

high kinetic energy

c)

low potential energy

d)

equal amounts of kinetic and potential energy

123.

When a roller coaster is at the bottom of a hill it has

a)

high potential energy

b)

high kinetic energy

c)

low kinetic energy

d)

equal amounts of kinetic and potential energy

124.

The sum of potential energy and kinetic energy equals

a)

work

b)

transformation

c)

total energy

d)

mechanical energy

125.

Which passenger has the most potential energy?

a)

A

b)

B

c)

C

d)

D

126.

Conservation of energy means that

a)

energy can be created but not destroyed

b)

energy can be destroyed but not created

c)

energy can both be created and destroyed

d)

energy can neither be created nor destroyed

127.

Which is the best example that something has kinetic energy?

a)

a car parked on a steep hill

b)

a tennis ball rolling across the court

c)

a picture hanging on the wall

d)

a piece of coal before it's burned

128.
The energy of motion. It is found in all moving objects. This is known as ____ .
a)
potential energy
b)
friction
c)
kinetic energy
d)
gravity
129.
Click to look at the picture. 
The picture is an example of _____ .
a)
gravity
b)
potential energy
c)
kinetic energy
d)
friction
130.
Click to look at the picture.
The picture is demonstrating an example of ______ . 
a)
gravity
b)
speed
c)
kinetic energy
d)
potential energy
131.
Potential energy is what type of energy?
a)
energy that is stored
b)
energy that is being used
c)
matter rubbing against matter
d)
the measure of motion
132.

Which of the following are examples of kinetic energy? (check all that apply)

a)

an arrow flying through the air

b)

a book on a shelf

c)

kicking a soccer ball

d)

chewing gum

e)

sitting at a stop light

133.

Which of the following is an example of potential energy (check all that apply)

a)

water in a stream

b)

a block of ice in the freezer

c)

a desk in a classroom

d)

a ball sitting in a goal

e)

scoring a goal

134.

Complete the following sentence. The ________________ an object moves, the more ____________________ energy it has.

a)

slower ... potential

b)

faster .... kinetic

c)

faster ... potential

d)

slower ... kinetic

135.

Which is the best example that something has kinetic energy?

a)

a car parked on a steep hill

b)

a tennis ball rolling across the court

c)

a picture hanging on the wall

d)

a piece of coal before it's burned

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