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Newton's Laws Quiz

Total questions: 136

Worksheet time: 13hrs 36mins

Name
Class
Date
1.

What is force?

a)

A push that causes a change in an object's motion

b)

A push or a pull that causes an object to move, stop, or change direction

c)

A pull that causes an object to move, stop, or change direct

d)

How fast something is moving

2.

Which scientist came up with the 3 laws of motion ?

a)

Albert Einstein

b)

Charles Darwin

c)

Indiana Jones

d)

Isaac Newton

3.

What is the net force?

a)

800 N

b)

600 N

c)

400 N

d)

400 N down

4.

Which best describes Newton's 1st law?

a)

Law of Intertia

b)

Law of force

c)

Law of action-reaction

5.

Use the diagram to answer the question.


Brennan is traveling in a car at a constant speed. He quickly applies his brakes and stops to avoid an accident. Brennan’s body continues to move forward and is stopped by the seat belt. Why?

a)

an object in motion remains in motion unless acted on by an unbalanced force

b)

for every action there is an opposite equal reaction

c)

when mass increases a greater force is needed to accelerate the object

d)

the law of gravity

6.

Which law says f = m∘a

a)

Newton's first law

b)

Newton's second law

c)

Newton's third law

d)

Newton's fourth law

7.

Which formula would you use to find the acceleration of a bike rider with a mass of 50kg who pushes off with a force of 25 Newtons.

a)

f = ma

b)

V= d/t

c)

y=mx + b

8.

A cart was pushed with a force of 50 N, if its mass is around 3.4 kg, how much was the acceleration produced? F= MA

a)

14.7 m/s2

b)

53 m/s2

c)

0.068 m/s2

d)

170 m/s2

9.

If a 10 kilogram object accelerates suddenly at 15 m/s2, how much force was applied to the object? F=MA

a)

150 Newtons

b)

15 Newtons

c)

150 kilograms

d)

100 kilograms

10.

If the man pushes with an equal amount of force, which object will accelerate more?

a)

Car because it has more mass

b)

Lawnmower because it has less mass

c)

Car because it has less mass

d)

Lawnmower because it has more mass

11.

Find how much force the man will need to exert to move the car.

a)

5000 N

b)

50 N

c)

20,000 N

d)

500 N

12.

What unit do we measure force in?

a)

Kilometer/hr

b)

Joules

c)

Seconds

d)

Newtons

13.

Newton’s 3rd law states that for every action, there is an ________ reaction.

a)

unequal and opposite

b)

equal and similar

c)

stronger and opposite

d)

equal and opposite

14.

Your foot pushes on the floor as you walk, and the floor pushes back. This is an example of:

a)

Newton's first law

b)

Newton's second law

c)

Newton's third law

d)

Newton's fourth law

15.

A firefighter turns on his hose & is knocked backwards... Which law best explains this?

a)

1st Law

b)

2nd Law

c)

3rd Law

16.

If I were to kick a soccer ball, what are the two main factors that keep the ball from traveling forever? Check all that apply

a)

Gravity

b)

Friction-less surface

c)

Friction

d)

Zero-gravity

17.

The thrust from a rocket's engine lifts the rocket into the air. Which of the following best explains why the engine's thrust lifts the rocket?

a)

For every action, there is an equal and opposite reaction. Forces occur in equal and opposite pairs.

b)

An object in motion tends to stay in motion; an object at rest tends to stay at rest.

c)

The greater an object's mass, the greater its resistance to changing it's motion.

d)

The greater the force applied to the an object, the greater the object's acceleration.

18.

Alex wants to test four bowling balls shown below. Each bowling ball is a different color and has a different mass. She throws the bowling ball all with the same net force of 20 Newtons. Order them from least to greatest acceleration. (1 being the least acceleration and 4 being the most)

a)

Red bowling ball

b)

Black bowling ball

c)

Blue bowling ball

d)

Green bowling ball

1)
2)
3)
4)
19.

Based on the information in the graph, which biker traveled the FASTEST?

a)

Biker 1

b)

Biker 2

c)

Biker 3

d)

Biker 4

20.

Two teams took part in a tug-of-war contest. The diagram below shows the force of Team 1's pull on the rope in Newtons. If team 2 wants to pull the flag to the right and win, which of the following forces could they apply to the rope to meet their goal?

a)

100 Newtons

b)

125 Newtons

c)

150 Newtons

d)

175 Newtons.

21.

Two students are working together to build a birdhouse. Student 1 applies a force of 10 Newton to a wooden board to slide is across the table to Student 2. If the force of friction resisting the student's push is 4N, what is the net force acting on the board?

PUT YOUR UNITS!

4 lines
22.

Order the following descriptions of the graph from the beginning of the graph to the end.

a)

The train is at rest.

b)

The train speeds up

c)

The train moves at a constant speed

1)
2)
3)
23.

The graph below shows the distance of a golf cart traveled in a straight line. Which of these best describes the motion of the golf cart from 5 to 7 seconds?

a)

the cart is not moving

b)

the cart is moving away from the starting point at a constant speed

c)

the cart is slowing down.

d)

the cart is moving back to the starting point at a constant speed.

24.

According to Newton's 3rd Law, for every ​​ (a)   there is an ​ (b)   but ​ (c)   reaction.

Choose from the below words
action
equal
opposite
mass
volume
greater
less than
25.

According to ​ (a)   , an object at rest will stay at rest and an object in motion will stay in motion, unless an unbalanced force acts upon it.

Choose from the below words
Newton's 1st Law of Motion
Newton's 2nd Law of Motion
Newton's 3rd Law of Motion
26.

According to Newton's 2nd Law of Motion, the ​ ​ (a)   of an object depends on the ​ (b)   of the object and the net ​​ (c)   acting upon the object.

Choose from the below words
acceleration
mass
force
density
volume
reactivity
friction
27.

A toy truck is at rest on the floor. Which statement describes the forces acting on the toy truck?

a)

The forces are balanced so motion occurs.

b)

The forces are balanced so no motion occurs.

c)

The forces are unbalanced so motion occurs.

d)

The forces are unbalanced so no motion occurs.

28.
When a car goes around a corner at 20 mph, why do we say it  accelerates?
a)

The car is accelerating because of the velocity is constant

b)

The car accelerates because it's going 20 mph

c)

Cars always accelerate when they are in motion

d)

The car is accelerating because it's changing direction

29.

The diagram shows a duck swimming in a stream in the opposite direction the water is flowing. The duck pushes against the water with his feet with 20 Newtons, so the water pushes the duck forward with an equal and opposite force of 20 Newtons. The water's flow exerts a 15 newton resistive force against the duck. Which statement describes the motion of the duck?

a)

The duck will NOT move because the forces are balanced.

b)

The duck will NOT move because the forces are unbalanced.

c)

The duck will accelerate to the right because the forces are unbalanced.

d)

The duck will accelerate to the left because the forces are balanced.

30.

What is force?

a)

A push that causes a change in an object's motion

b)

A push or a pull that causes an object to move, stop, or change direction

c)

A pull that causes an object to move, stop, or change direct

d)

Change in an objects motion

31.

How does an applied force affect an object that is not moving?

a)

No affect

b)

It will cause it to accelerate in the opposite direction of the force

c)

It will decelerate in the direction of the force

d)

It will cause it to accelerate in the direction of the force

32.
According to Newton’s first law of motion, a moving object that is not acted on by an unbalanced force will
a)
remain in motion.
b)
eventually come to a stop.
c)
change its momentum.
d)
accelerate.
33.

What force causes downward acceleration?

a)

applied force

b)

normal force

c)

friction force

d)

gravity force

34.

Which formula would you use to find the acceleration of a bike rider with a mass of 50kg who pushes off with a force of 25 Newtons.

a)

f = ma

b)

a = f *m

c)

m = f * a

35.

Which shows the correct substitutions would you use to find the acceleration of a bike rider with a mass of 50kg who pushes off with a force of 25 Newtons.

a)

a = 50 / 25

b)

a = 25 / 50

c)

f = 55 * 25

d)

m = 56 + 7

36.

What is the answer for the acceleration of a bike rider with a mass of 50kg who pushes off with a force of 25 Newtons.

a)

100 m/s2

b)

2 m/s2

c)

0.5 m/s2

d)

0.125 m/s2

37.

What is the SI unit of force?

a)

Joules

b)

kilograms

c)

Newtons

d)

Isaac

38.

Two objects collide. Which of the following is true according to Newton's THIRD law?

a)

the force on each is equal in magnitude and the same direction

b)

the force on each is equal in magnitude and opposite in direction

c)

the more massive one has a bigger reaction

d)

the more massive one has more inertia

39.

Your foot pushes on the floor as you walk, and the floor pushes back. This is an example of:

a)

Newton's first law

b)

Newton's second law

c)

Newton's third law

d)

Newton's fourth law

40.

When forces are acting in the OPPOSITE direction, you ____ them to find the net force

a)

add

b)

subtract

c)

multiply

d)

divide

41.
Your car has a mass of 2500 kg and a force of 5000 N. How fast will it accelerate?

a)
7,500 N-kg
b)
2 m/s2

c)
0.5 m/s2
42.
What is the force of a baseball that has a mass of 142 kg and has an acceleration of 30 m/s2?

a)
4.7 N
b)
4,260 N
c)
112 N
d)
172 N
43.
​A teacher sitting in her rolling chair pushes against the wall and moves in the opposite direction. This is an example of _____.

a)
Newton's 1st Law of Motion - Law of Inertia

b)
Newton's 2nd Law of Motion - Law of Acceleration
c)
Newton's 3rd Law of Motion - Law of Action/Reaction
44.

A sports car is driving down a highway with a forward force of 278 newtons. Friction and Air resistance apply a resisting force of 89 Newtons. What is the net force of the vehicle?

a)

189 Newtons

b)

190 Newtons

c)

187 Newtons

d)

195 Newtons

45.
Unbalanced forces cause objects to
a)
remain still.
b)
remain motionless.
c)
move and accelerate.
46.

Mr. Wangeman weighs 87 kgs. He is running and trying to run as fast as Mrs. Wangeman, who has a force of 261 Newtons. How much must he accelerate to run with the same amount of force as her?

a)

Ha! He can never catch Mrs. Wangeman

b)

2.5 m/s2

c)

3 m/s2

d)

3.5m/s2

47.

Which is an example of the law of inertia?

a)

A rocket taking off from Earth

b)

A crash test dummy flies through the windshield in a collision

c)

A small rock skips on a pond faster than a large rock

48.

What is inertia?

a)

A property of matter which continues its existing state of rest or movement.

b)

F = M x A

c)

Getting faster, slower, or changing direction at a constant speed

49.

Which is an example of the law of inertia?

a)

When you let go of a balloon it flies away.

b)

A soccer ball accelerates faster than a bowling ball when kicked.

c)

Blood rushes from your head to your feet when quickly stopping on an descending elevator.

50.

What is another name for Newton’s 1st law?

a)

Law of Inertia

b)

Law of Acceleration

c)

Law of Action/Reaction

51.

Which is an example of the law of acceleration?

a)

A rocket taking off from Earth

b)

A crash test dummy flies through the windshield in a collision

c)

A small rock skips a pond faster than a large rock

52.

Your car has a mass of 2500 kg and a force of 5000 N. How fast will it accelerate?

a)

1 m/s2

b)

2 m/s2

c)

3 m/s2

d)

4 m/s2

53.

What is the force of a baseball that has a mass of 142 kg and has an acceleration of 30 m/s2?

a)

1 N

b)

2 N

c)

4260 N

d)

3 N

54.

Which is an example of the law of action/reaction?

a)

A rocket taking off from Earth

b)

A crash test dummy flies through the windshield in a collision

c)

A small rock skips a pond faster than a large rock

55.

Which example best describes Newton’s 3rd Law?

a)

Paddling a canoe to make the boat move

b)

A large truck takes longer to slow down than a car

c)

Falling forward in a train that is slowing down quickly

56.

Which is an example of the law of action/reaction?

a)

When you let go of a balloon it flies away

b)

A soccer ball accelerates faster than a bowling ball when kicked.

c)

Blood rushes from your head to your feet when quickly stopping on an descending elevator.

57.

What is another name for Newton’s 3rd law?

a)

Law of Inertia

b)

Law of Acceleration

c)

Law of Action/Reaction

58.
A car speeding up, a dog slowing down and person turning around the block are examples of..
a)
Balanced Forces
b)
Unbalanced Forces
59.
What is Newton's First Law
a)
F=ma
b)
Every action has an equal and opposite reaction
c)
An object at rest stays at rest, an object in motion stays in motion. 
d)
Friction 
60.
Newton's third law states that any action will have a(n) _______ and ______ reaction
a)
Equal and similar
b)
Equal and opposite
c)
Equal and different
d)
Greater and opposite
61.

This equation goes with which law?

a)

Newton's first law of motion

b)

Newton's second law of motion

c)

Newton's third law of motion

62.
A magician pulls a tablecloth out from under dishes and glasses on a table without disturbing them.
a)
Newton's 1st Law
b)
Newton's 2nd Law
c)
Newton's 3rd Law
d)
None of them
63.

A person’s body is thrown outward as a car rounds a curve on a highway.

a)

Newton's 1st Law

b)

Newton's 2nd Law

c)

Newton's 3rd Law

d)

None of them

64.
Rockets are launched into space using jet propulsion where exhaust accelerates out from the rocket and the rocket accelerates in an opposite direction.
a)
Newton's 1st Law
b)
Newton's 2nd Law
c)
Newton's 3rd Law
d)
None of them
65.
A picture is hanging on a wall and does not move.
a)
Newton's 1st Law
b)
Newton's 2nd Law
c)
Newton's 3rd Law
d)
None of them
66.
A person not wearing a seatbelt flies through a car window when someone slams on the breaks because the person’s body wants to remain in continuous motion even when the car stops.
a)
Newton's 1st Law
b)
Newton's 2nd Law
c)
Newton's 3rd Law
d)
None of them
67.
Pushing a child on a swing is easier than pushing an adult on the same swing, because the adult has more inertia.
a)
Newton's 1st Law
b)
Newton's 2nd Law
c)
Newton's 3rd Law
d)
None of them
68.
An object at rest will remain at rest unless acted on by an unbalanced force. An object in motion continues in motion with the same speed and in the same direction unless acted upon by an unbalanced force.
a)
Newton's 1st Law
b)
Newton's 2nd Law
c)
Newton's 3rd Law
d)
None of them
69.
A soccer ball accelerates more than a bowling ball when thrown with the same force.
a)
Newton's 1st Law
b)
Newton's 2nd Law
c)
Newton's 3rd Law
d)
None of them
70.
A student leaves a pencil on a desk and the pencil stays in the same spot until another student picks it up.
a)
Newton's 1st Law
b)
Newton's 2nd Law
c)
Newton's 3rd Law
d)
None of them
71.
Two students are in a baseball game. The first student hits a ball very hard and it has a greater acceleration than the second student who bunts the ball lightly.
a)
Newton's 1st Law
b)
Newton's 2nd Law
c)
Newton's 3rd Law
d)
None of them
72.
For every action there is an equal and opposite reaction.
a)
Newton's 1st Law
b)
Newton's 2nd Law
c)
Newton's 3rd Law
d)
None of them
73.
The swimmer moves her hand down and to the left and her body goes forward to the right.
a)
Newton's 1st Law
b)
Newton's 2nd Law
c)
Newton's 3rd Law
74.

When there is an INCREASE in MASS of an object you will have a DECREASE in ______________.

a)

friction

b)

acceleration

c)

force

d)

gravity

75.

A jellyfish swims through the water by pulling in water and then pushing the water back out in the opposite direction. This is an example of which law of motion?

a)

1st Law

b)

2nd Law

c)

3rd Law

76.

Billy pushes his little brother on a sled through the snow. He then tries to push his father on the the same sled. He noticed that it was much harder to push his father. Which law is this an example of?

a)

1st Law

b)

2nd Law

c)

3rd Law

77.

Which law is this picture an example of?

a)

Law of Inertia

b)

Law of Action / Reaction

c)

Law of Force and Acceleration

78.

Which law is this picture an example of?

a)

Law of Inertia

b)

Law of Force and Acceleration

c)

Law of Action / Reaction

79.

How much force is needed to accelerate a 3kg skateboard at 5m/s2.

a)

8N

b)

1.6N

c)

0.6N

d)

15N

80.

How much force is needed to accelerate a 25kg bowling ball at 2m/s2.

a)

50N

b)

5N

c)

12.5N

d)

100N

81.

If a 2kg bird is pushed by the wind with a force of 2N, how fast does the bird accelerate?

a)

1 m

b)

2 m/s2

c)

4m/s2

d)

1 m/s2

82.
If you increase the force on an object, its acceleration? 
a)
decreases
b)
stays the same
c)
also increases
d)
stops
83.
This triangle is used to determine speed. 
a)
True
b)
False
84.
What is the magnitude (size) and direction of the net force?
a)
14 N Down
b)
14 N Up
c)
6 N Up
d)
6 N Down
85.
Which one is balanced?
a)
top
b)
bottom
c)
both
86.
What is the unit for FORCE? 
a)
N (Newtons)
b)
lbs (pounds)
c)
g (grams)
d)
m/s (meters per second)
87.
If you increase the mass on an object, its acceleration
a)
decreases
b)
stays the same
c)
also increases
d)
stops
88.
Look at this scenario, which law does this represent? 
a)
Law of Inertia
b)
Law of Force and Acceleration
c)
Law of Action-Reaction
89.

Which equation expresses acceleration

a)
b)

0.10 N x 500 kg

c)
d)

500 kg. x 0.10 N

90.

Which grocery basket would have greater acceleration

a)
b)
c)
d)
91.

A 5 kg block is pulled across a table by a force of 61 N. Calculate the acceleration of the object. _____ m/s2

92.

A roller coaster pushes a 25 kg person upward with a force of 300 N. What is the acceleration? ____ m/s2

93.

An object accelerates 12 m/s2 when a force of 6.0 newtons is applied to it. What is the mass of the object?

a)

2 kg

b)

18 kg

c)

0.5 kg

d)

0.05 kg

94.

An object accelerates 5 m/s2 when a force of 20 newtons is applied to it. What is the mass of the object?

a)

4 kg

b)

20 kg

c)

0.5 kg

d)

2 kg

95.

An object with a mass of 2.0 kg has a force of 4.0 newtons applied to it. What is the resulting acceleration of the object?

a)

2 m/s2

b)

8 m/s2

c)

0.5 m/s2

d)

6 m/s2

96.

An object with a mass of 5 kg has a force of 20 newtons applied to it. What is the resulting acceleration of the object?

a)

2 m/s2

b)

8 m/s2

c)

4 m/s2

d)

6 m/s2

97.
If a 10 kilogram object accelerates suddenly at 15 m/s2, how much force was applied to the object? (watch for proper units on this answer!)
a)
150 Newtons
b)
15 Newtons
c)
150 kilograms
d)
100 kilograms
98.

According to Newton's second Law, which would take more force to slow down?

a)

The silver car

b)

The green car

c)

They would both take the same force

99.

Which of these best states Newton's Second Law?

a)

The greater the mass of an object the greater the force needed to change its motion.

b)

The greater the mass of an object the less force needed to change its motion.

c)

The mass of an object does not effect the force needed to change its motion

100.
Accelerations are produced by
a)
forces.
b)
 velocities.
c)
 accelerations.
d)
 masses.
101.
An object with a mass of 2.0 kg accelerates 2.0 m/s2 when an unknown force is applied to it. What is the amount of the force?
a)
4 N
b)
0.4 N
c)
1 N
d)
0.1 N
102.

An object accelerates 12 m/s2 when a force of 6.0 newtons is applied to it. What is the mass of the object?

a)

2 kg

b)

18 kg

c)

0.5 kg

d)

0.05 kg

103.

An object accelerates 5 m/s2 when a force of 20 newtons is applied to it. What is the mass of the object?

a)

4 kg

b)

20 kg

c)

0.5 kg

d)

2 kg

104.

According to Newton's second Law, which would take more force to slow down?

a)

The silver car

b)

The green car

c)

They would both take the same force

105.

Which of these best states Newton's Second Law?

a)

The greater the mass of an object the greater the force needed to change its motion.

b)

The greater the mass of an object the less force needed to change its motion.

c)

The mass of an object does not effect the force needed to change its motion

106.
Accelerations are produced by
a)
forces.
b)
 velocities.
c)
 accelerations.
d)
 masses.
107.
20 N is the
a)
mass
b)
weight
c)
force
d)
acceleration 
108.
45 m/s2 is the... 
a)
Mass
b)
Force 
c)
Acceleration
d)
weight
109.

Football A has a greater mass than football B. Which football will have greater acceleration when both are thrown with the same force in the same direction?

a)

Football A

b)

Football B

c)

They will have the same acceleration

d)

Mass has no effect on acceleration

110.
Newton's second law of motion describes acceleration as force divided by __________.
a)
mass
b)
inertia
c)
speed
d)
direction
111.
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
112.
An object in motion tends to stay in motion unless an ___ force acts on it.
a)
unbalanced
b)
balanced
113.

Newton's first law is also called the Law of ...

a)

Friction

b)

Inertia

c)

Unbalanced forces

d)

Newtons

114.
The tendency of an object to resist a change in motion is...
a)
inertia
b)
kinetic energy
c)
vector
d)
net force
115.
Objects with greater _________ also have greater inertia.
a)
speed
b)
mass
c)
temperature
d)
friction
116.

Newton's first law applies

a)

to both moving and nonmoving objects

b)

only to moving objects

c)

only to objects that are not moving

117.

Because of inertia, a moving object will keep ________ unless acted on by an unbalanced force.

a)

at rest

b)

moving

c)

in one spot

d)

inertia

118.
Because of inertia, a resting object will remain at ________.
a)
rest
b)
a constant speed
c)
school
d)
inertia 
119.
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
120.
You push on a car and it does not move.  What is true about the inertia?
a)
The inertia is changing
b)
The inertia of the car is too great 
c)
The inertia of the person is equal to the car
d)
There is not inertia because of no movement
121.
Why is the net force 0 in the image?
a)
Because the elephants are the same size
b)
Because they are both pulling the same amount of force in opposite directions
c)
Because they are elephants
d)
Because they are pulling away from each other.
122.

Find the net force: 15 N to the right, and another 15 N to the right.

a)

0 N Right

b)

0 N Left

c)

30 N Left

d)

30 N Right

123.

8 N to the left , and 4 N to the right. Find the net force. Is this balanced?

a)

12 N Right No

b)

4 N Left No

c)

12 N Right Yes

d)

4 N Left Yes

124.

You and your friend, are playing tug of war. Your friend pulls with a force of 55 N to the right. You pull with a force of 65 N to the left. What is the net force on the rope?

a)

10 N, to the left

b)

20 N

c)

10 N, to the left

d)

10 N, to the right

125.

Newton’s law states that for every action, there is an ________ reaction.

a)

unequal and opposite

b)

equal and similar

c)

stronger and opposite

d)

equal and opposite

126.

When a small car pushes a big truck, the truck applies an equal and opposite force on the car.

a)

False

b)

True

127.

When a cannon fires a cannonball we observe Newton's third law. Which is the reaction force?

a)

The cannon moving forward

b)

The cannon moving backwards

c)

The cannonball moving backwards

d)

The cannonball moving forward

128.

How is this an example of Newton’s Third law?

a)

Only the ball is using the head

b)

They are both exerting an equal force on each other

c)

Only the head is pushing the ball

129.

When a heavy football player and a light one run into each other, who exerts more force

a)

The light one

b)

Their force are equal

c)

The heavy one

130.

A baseball bat hits a baseball with a force of 100 Newtons. What is the force and its direction exerted by the ball on the bat?

a)

100 Newtons, same direction

b)

100 Newtons, opposite direction

c)

200 Newtons, opposite direction

d)

200 Newtons, same direction

131.
A bus hits a bug and the bug splatters on the windshield, which force is greater?
a)
The Bus
b)
The Bug
c)
They're the same
d)
Gravity acting on the bus
132.

Which object has no acceleration?

a)

A stapler on a table.

b)

A car moving at a constant speed in one direction.

c)

A satellite orbiting Earth.

d)

A bike turning a corner.

133.

Two people are skateboarding. If person 1 has a larger mass than person 2 and person 1 pushes person 2, how much would this affect their movement?

a)

Mass will have no affect.

b)

They will accelerate backwards the same.

c)

Person 1 will accelerate more, but both will move.

d)

They will both accelerate back, but person 2 will move more.

134.

When a person falls out of a tree, what kind of force is gravity?

a)

A balanced force.

b)

An unbalanced force.

c)

An inertial force.

135.

When force __________, acceleration _______________

a)

increase, decrease

b)

decrease, increase

c)

increase, increase

d)

decrease, decrease

136.

Two objects are acted on by the same unbalanced force. Object 1 accelerates two times faster than object 2. What can you determine about the mass of objects 1 and 2?

a)

Object 1 has slightly less mass than object 2.

b)

Both 1 and 2 have the same mass.

c)

Object 2 has about two times more mass than object 1.

d)

Object 1 has about 2 times more mass than object 2.