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NEWTON'S LAW OF MOTION

Total questions: 83

Worksheet time: 2hrs 53mins

Name
Class
Date
1.

An object at rest _______ if no external forces are applied.

a)

Remain at rest

b)

Increase speed

c)

Decrease mass

2.

A greater force is required to move an object with a larger mass than one with a smaller mass.

a)

True

b)

False

3.

The SI units for force are...

a)

Kilograms

b)

Newtons

c)

Meters per second

d)

Pounds

4.

If a baseball and a cannonball are dropped from the same height at the same time, which ball will hit the ground first?

a)

the cannonball

b)

the baseball

c)

The balls hit the ground at the same time.

d)

the ball with the largest volume

5.

If an action force is a white ball hitting a billiard ball (of various colors) while playing billiards, then the reaction force is

a)

exerted on the table

b)

exerted on all the other billiard balls.

c)

not present

d)

exerted by the billiard ball on the white ball.

6.

A crumpled piece of paper hits the ground before a flat sheet of paper because

a)

the acceleration due to gravity is greater on the crumpled paper.

b)

there is more air resistance against the flat paper.

c)

the crumpled paper is more massive.

d)

the crumpled paper is less massive.

7.

According to Newton's first law of motion, an object in motion that is not affected by an unbalanced force

a)

will remain in motion.

b)

will eventually stop.

c)

will change its momentum.

d)

will accelerate.

8.

The speed of a hiker starts at 1.8 m/s uphill and changes to 1.5 m/s uphill. How do you know that the hiker has a negative acceleration?

a)

Their direction changed.

b)

Their direction did not change.

c)

Their speed increased.

d)

Their speed decreased.

9.

How does Newton's third law explain how a rocket takes off?

a)

The acceleration of the rocket is positive, while the acceleration of the gases is negative but the direction is the same. 

b)

The rocket is at rest until ignition.

c)

The hot gases move in one direction, while the rocket moves in the opposite direction but with equal force.

10.

Acceleration is caused by a force acting on a mass.

a)

Newton's First Law of Motion

b)

Newton's Second Law of Motion

c)

Newton's Third Law of Motion

11.

For a force on an object, there is an equal and opposite force.

a)

Newton's First Law of Motion

b)

Newton's Second Law of Motion

c)

Newton's Third Law of Motion

12.

Without any force to change it, an object at rest stays at rest and an object in motion stays in motion

a)

Newton's First Law of Motion

b)

Newton's Second Law of Motion

c)

Newton's Third Law of Motion

13.

If a force of 26 N is applied to two balls, one with a mass of 0.52 kg and the other with a mass of 0.78 kg, which ball will have a greater acceleration? (F=ma)

a)

The one with a mass of 0.78 kg will have the greater acceleration.

b)

The one with a mass of 0.52 kg will have the greater acceleration.

c)

Both will accelerate at the same rate.

14.

A bicycle of 20 kg accelerates at 10 m/s2. What was the force?

a)

25 Newtons

b)

20 Newtons

c)

200 Newtons

d)

10 Newtons

15.

A student pushes a box to the right with a force of 10N while a child pushes the box to the left with a force of 8N. What is the sum of all the forces on the box?

a)

18N to the left

b)

18N to the right

c)

2N to the right

d)

2N to the left

16.

If the net force acting on an object is 0, then the force is considered...

a)

Balanced

b)

Unbalanced

c)

Equal in Direction

d)

Distance/Time

17.

What type of force(s) will cause a change in the motion of an object?

a)

gravity

b)

zero net force

c)

balanced forces

d)

unbalanced forces

18.

Newton's third law states that any action will have a reaction that is _______ and ______.

a)

Equal and similar

b)

Equal and opposite

c)

Equal and different

d)

Greater and opposite

19.

Which of Newton's laws is illustrated when a magician pulls a tablecloth from under the dishes without disturbing them?

a)

first

b)

second

c)

third

d)

fourth

20.

A person is pushed forward against their seatbelt when a car stops. Which law is this?

a)

1st

b)

2nd

c)

2 and 3

d)

3rd

21.

The greater the mass of an object

a)

the more space it occupies

b)

the greater its inertia

c)

the more balanced it is

d)

the easier it is to move the object

22.

What is the capital of France?

a)

Berlin

b)

Madrid

c)

Paris

d)

Rome

23.

It is more difficult to start sliding a 50 kg box on the floor than a 5 kg box because the 50 kg box has greater

a)

color

b)

speed

c)

inertia

d)

speed

24.

The force that occurs when two things rub against each other is called:

a)

Electricity

b)

Magnetism

c)

Friction

d)

Gravity

25.

When two ring-shaped magnets are placed on a pencil, magnet A remains suspended above magnet B, as shown. Which statement describes the gravitational force and the magnetic force acting on magnet A due to magnet B?

a)

The gravitational force is attractive and the magnetic force is repulsive.

b)

The gravitational force is repulsive and the magnetic force is attractive.

c)

Both the gravitational force and the magnetic force are attractive.

d)

Both the gravitational force and the magnetic force are repulsive.

26.

Which magnet will have the strongest magnetic force?

a)

A

b)

B

c)

C

d)

D

27.

If unequal opposing forces are applied to the cart at the same time, what will happen?

a)

The cart will move to the left.

b)

The cart will move to the right.

c)

The cart will alternate between moving left and right.

d)

The cart will remain stationary.

28.

What change could be made in the setup to increase the amount of force needed to move the block of wood?

a)

Pull with both hands

b)

Make the block of wood smaller

c)

Spray the table with oil to reduce friction

d)

Increase the friction of the table by adding sandpaper

29.

A student placed five ring magnets on a pencil. The magnets are labeled 1, 2, 3, 4, and 5. Which two magnets are attracting each other?

a)

1 and 2

b)

2 and 3

c)

3 and 4

d)

4 and 5

30.

What measurements are required to calculate the average speed of a car driving on a road?

a)

Mass and direction

b)

Mass and time

c)

Direction and time

d)

Time and distance

31.

The person using the track with rollers uses less energy to load the box because the rollers reduce the

a)

mass of the box

b)

distance traveled by the box

c)

frictional force

d)

gravitational force

32.

In which compass direction will both dogs likely move?

a)

North

b)

South

c)

East

d)

West

33.

Weight is the measure of the force of

a)

gravity

b)

mass

c)

velocity

d)

distance

34.

What is the rate at which an object changes its speed or direction?

a)

velocity

b)

acceleration

c)

friction

35.

In what units do scientists generally measure mass?

a)

pounds and inches

b)

pounds and ounces

c)

grams and kilograms

36.

A car accelerating, a dog decelerating, and a person turning around the block are examples of..

a)

Balanced Forces

b)

Unbalanced Forces

37.

How is Newton's First Law known? The Law of

a)

Friction

b)

Mass

c)

Inertia

d)

Gravity

38.

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 

39.

Newton's third law states that any action will have a reaction that is _______ and ______.

a)

Equal and similar

b)

Equal and opposite

c)

Equal and different

d)

Greater and opposite

40.

This equation corresponds to which law?

a)

First law of Newton

b)

Second law of Newton

c)

Third law of Newton

41.

A person is pushed forward against their seatbelt when a car stops. Which law is this?

a)

Newton's First Law

b)

Newton's Second Law

c)

Newton's Third Law

42.

Which of Newton's laws is illustrated by the launch of a rocket?

a)

1st Law, the Law of Inertia. 

b)

2nd Law, the Law of Acceleration.

c)

3rd Law, the Law of Action-Reaction

d)

The Law of Conservation of Mass

43.

When the force on a car is doubled, the acceleration doubles.

a)

First Law of Newton

b)

Second Law of Newton

c)

Third Law of Newton

44.

A skater pushes another skater forward, but the one who pushes moves backward.

a)

First Law of Newton

b)

Second Law of Newton

c)

Third Law of Newton

45.

The harder you hit a baseball, the faster it accelerates.

a)

First Law of Newton

b)

Second Law of Newton

c)

Third Law of Newton

46.

You push against a wall and the wall is pushing back at you.

a)

First Law of Newton

b)

Second Law of Newton

c)

Third Law of Newton

47.

You are carrying a lunch tray when you bump into the edge of a table. Although the tray did not tip over, your milk falls off the front of the tray.

a)

First

law of

Newton

b)

Second

law of

Newton

c)

Third

law of

Newton

48.

Which law best explains why more force must be applied to the bowling ball to accelerate at the same rate as the tennis ball?

a)

Newton's First Law

b)

Newton's Second Law

c)

Newton's Third Law

49.

Which requires a greater net force to move, a kilogram of feathers or a kilogram of iron? 

a)

feathers 

b)

iron

c)

equal

d)

depends on their friction

50.

Which law of motion does this image represent?

a)

Newton's First Law

b)

Newton's Fourth Law

c)

Newton's Third Law

d)

Newton's Second Law

51.

A sports car speeds up much faster than a dump truck when a traffic light turns from red to green. Which law is this?

a)

Law 1

b)

Law 2

c)

Law 3

52.

Which of the following has less inertia?

a)

Feather

b)

Hammer

53.

Newton's Third Law says that forces must always occur in _____.

a)

pairs

b)

groups of 20 or more

c)

individual circumstances

d)

friction

54.

What measurement is used to measure force?

a)

Newtons

b)

Kelvin

c)

Kilos

d)

Moles

55.
Which one needs a greater net force to move, a kilogram of feathers or a kilogram of iron? 
a)
feathers 
b)
iron
c)
same
d)
depends on their friction
56.
Which force produces a change in motion?
a)
unbalanced force
b)
balanced force
c)
gravitational force
d)
frictional force
57.
The picture of the position vs. time graph shows an object that is...
a)
accelerating/speeding up
b)
moving at a constant speed 
c)
not moving 
d)
accelerating/slowing down. 
58.
What is the standard unit force is measured in?
a)
Newtons
b)
pounds
c)
grams
d)
meters
59.
What is the formula for force?
a)
F=M/A
b)
F=MA
c)
F=AX
d)
what is force?
60.
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
61.
What Newtons law does this picture represent
a)
Newtons 2nd law 
b)
Law of gravity 
c)
Newtons 1st law
d)
Newtons 5th law
62.
A distance vs. time graph shows an object's
a)
frame of reference
b)
speed
c)
acceleration
d)
favorite food
63.
When something has speed in a certain direction it is called ___________.
a)
motion
b)
position
c)
velocity
d)
speed
64.
LT4: The graph shows Ashley riding her bike to Maria's house. 
What is occurring from point A to point B?
a)
they are traveling at a constant speed
b)
they are decreasing in speed
c)
they stopped to take a break
65.
The graph represents
a)
no motion
b)
Constant velocity
c)
Acceleration
d)
negative acceleration
66.
Newton's first law of motion states that __________.
a)
when a force is applied on an object, there is an equal force applied by the object in the opposite direction
b)
hen a force acts on an object, its acceleration is in the same direction as the force
c)
an object will remain at rest or keep moving with a constant velocity unless a force acts on it
d)
cceleration is calculated by dividing the force exerted on an object by the mass of the object
67.
How long will an object remain at rest, according to Newton's First Law of Motion?
a)
it can't rest
b)
until noon
c)
until an unbalanced force occurs
d)
as long as there are unbalanced forces acting on it 
68.
Which of these is an example of Newton's First Law, inertia?
a)
pushing against a brick wall, and the brick wall does not move
b)
pushing against a stationary wheelbarrow, and the wheelbarrow accelerates forward
c)
pushing a wheelbarrow full of bricks, and the bricks slide back toward the handles
d)
pushing a wagon to the top of a hill, and the wagon to the top of hill and the wagon accelerates down the hill without assistance
69.
Why is it harder to push a van filled with bowling balls than it is to push a van with basketballs?
a)
The mass of the car is greater than the mass of the basketballs
b)
The mass of the bowling balls is greater than the mass of the basketballs
c)
The van with the basketballs is bigger than the van with the bowling balls
d)
It should be equally as hard to push the two vans
70.
You are holding a bowl of hot soup while standing in the kitchen. As you begin to move, the soup spills out of the bowl. Upon reflection you realize that
a)
the soup spilled because of air resistance
b)
if you had traveled faster this wouldn't have happened
c)
the soup wanted to stay where it was, but you moved the bowl
d)
the soup and the bowl act as one body with the same velocity
71.
Which of these is an example of Newton's Second Law, F=ma
a)
a tug of war where both sides pull equally, and the rope doesn't move
b)
a wide receiver using his hands to stop and catch a football thrown by the quarterback
c)
a car traveling on a straight part of the highway with a cruise control set at constant velocity
d)
a book pushing down on the desk where it is resting
72.
Why do you lean towards the left when a car turns right
a)
because of inertia
b)
because of gravity
c)
because of buoyancy
d)
because of velocity
73.
You pull a wagon with your younger sister in it. Which of these would accelerate the rate at which you can pull the wagon?
a)
pull the wagon with less force
b)
Pull the wagon with more force
c)
Have your sister push down on the wagon
d)
Put another of your siblings in the wagon
74.
A 260.5N unbalanced force applied to push a chair across the room causing an acceleration of 4.2 m/s2. What is the mass of the chair?
a)
62.02 kg
b)
63.69 kg
c)
263.3 kg
d)
1123.5 kg
75.
When a person jumps horizontally off the end of a boat, the person goes forward and the boat goes backward. This is an example of 
a)
inertia
b)
action and reaction
c)
Newton's 1st law
d)
Newton's 2nd law
76.
Newton's Law of Inertia describes the motion of-
a)
Objects at rest only
b)
Objects in motion only
c)
Objects at rest and objects that are in motion
d)
Objects without a mass and resist being set into motion
77.
Which law best explains how objects accelerate when a force is applied?
a)
Newton's Law of Inertia
b)
Newton's Law of F=ma
c)
Newton's Law of Force Pairs
d)
Newton's Law of Chemistry
78.
Which one of Newton’s Laws of Motion best explains why the dishes do not move when the table cloth is removed?
a)
Newton's Law of Inertia
b)
Newton's Law of F=ma
c)
Newton's Law of Force Pairs
d)
Newton's Law of Biology
79.
Which law best explains why people remain in motion when a car crashes, if they are not wearing a seat belt?
a)
Newton's Law of Inertia
b)
Newton's Law of F=ma
c)
Newton's Law of Force Pairs
d)
Newton's Law of Biology
80.
Which law best explains why more force must be applied to the bowling ball to make it accelerate at the same rate as the tennis ball. 
a)
Newton's Law of Inertia
b)
Newton's Law of F=ma
c)
Newton's Law of Force Pairs
d)
Newton's Law of Biology
81.
Based on Newton's Law of Force Pairs, what would be the reaction force, if the action force is 60 N to the right?
a)
60 N to the right
b)
60 N to the left
c)
30 N to the left
d)
9.8 N to the right
82.
Calculate the acceleration of the tire in the diagram.
a)
5.3 m/s2
b)
0.2 m/s2
c)
12.0 m/s2
d)
9.8 m/s2
83.
A man hits a 0.2 kg golf ball causing it to accelerate at rate of 20 m/s2. Calculate the force used on the golf ball.
a)
4 N
b)
100 N
c)
0.01 N
d)
20.2 N

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