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Newton's Laws of Motion

Total questions: 110

Worksheet time: 3hrs 53mins

Name
Class
Date
1.

If you double the mass of an object but apply the same force apply on it, the acceleration will __________________.

a)

double

b)

cut in half

c)

the same

d)

zero

2.
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
3.
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
4.

A 20 kg bike accelerates at 10 m/s2. What was the net force?

a)

25 Newtons

b)

20 Newtons

c)

200 Newtons

d)

10 Newtons

5.

Which one of Newton’s Laws of Motion best explains why the dishes do not move when the tablecloth is removed?

a)

Newton's 1st Law

b)

Newton's 2nd Law

c)

Newton's 3rd Law

6.

Which arrow shows the direction of the friction force?

a)

A

b)

B

c)

C

d)

D

7.

45 m/s2 represents the ___________________________.

a)

mass

b)

force

c)

acceleration

d)

weight

8.

A car speeding up to get through a yellow traffic light is an example of .... (select all that apply)

a)

balanced Forces

b)

unbalanced Forces

c)

acceleration

9.

Which type of force(s) will cause a change in an object's motion?

a)

gravity

b)

zero net force

c)

balanced forces

d)

unbalanced forces

10.

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

11.

What law does this equation apply to?

a)

Newton's first law of motion

b)

Newton's second law of motion

c)

Newton's third law of motion

d)

None of these

12.

Which of Newton's laws are illustrated with a rocket launch?

a)

1st Law, the Law of Inertia.

b)

2nd Law, the Law of Acceleration.

c)

3rd Law, the Law of Action - Reaction

13.

A bike accelerates at 10 m/s2 when a force of 50N is applied. What is the mass of the bike and its rider?

a)

25 kg

b)

200 kg

c)

20 kg

d)

5 kg

14.

What is the standard unit that force is measured in?

a)

Newtons

b)

pounds

c)

grams

d)

meters

15.
What law of motion does this picture represent?
a)
Newtons 1st law
b)
Newtons 4th law 
c)
Newtons 3rd law 
d)
Newtons 2nd law
16.

What is the net force?

Calcula la fuerza neta del objeto en la imagen que se muestra.

a)

3 N

b)

3 N, right

c)

17 N, right

d)

3 N, left

17.
What is the net force?
a)
65 N left
b)
65 N right
c)
35 N left
d)
35 N right
18.
What is the net force?
a)
5.5 N left
b)
5.5 N right
c)
2.5 N left
d)
2.5 N right
19.
With unbalanced forces, the object will move in the direction of the _______ force.
a)
larger 
b)
smaller 
c)
equal 
20.
Forces that have a net force of zero ( the object is still).
a)
Balanced force
b)
Unbalanced force
21.
Balanced or Unbalanced?
a)
Balanced 
b)
Unbalanced
22.

A force can cause an object to

a)

accelerate

b)

slow down

c)

remain in place

d)

all of the above

23.
If these boys are pulling with the same amount of force.  What will happen?
a)
The boy in blue will win.
b)
They will not move at all.
c)
The boy in red will win.
d)
Both will fall down.
24.
In which direction will the box accelerate?
a)
Down and to the left
b)
Up and to the right
c)
Up and to the left
d)
Down and to the right
25.
In which direction will the box accelerate? 
a)
Down and to the left
b)
Down and to the right
c)
Up and to the left
d)
Up and to the right
26.

Force is equivalent to which measurement...

a)

distance (m)

b)

weight (lbs)

c)

mass (g)

27.
The FORCE that PULLS things down or back to EARTH.
a)
Speed
b)
Gravity
28.

Mass of an object can be defined by...

a)

the size of the object

b)

gravitational pull of the object

c)

the amount of matter in the object

29.

The greater the mass of an object, the greater the amount of ______ is needed to make it accelerate.

a)

Force

b)

Matter

c)

Acceleration

d)

Velocity

30.

In the equation f=ma, what does the "m" stand for

a)

acceleration

b)

matter

c)

mass

d)

force

31.

According to Newtons Third Law of Motion, every action has an equal and opposite _________.

a)

gravity

b)

force

c)

mass

d)

reaction

32.

In the equation f=ma, "F" stands for _______.

a)

force

b)

mass

c)

velocity

d)

acceleration

33.

What is velocity?

a)

It is only the acceleration of an object

b)

It is the speed AND direction of an object.

c)

Only the direction of an object

d)

None of the above

34.

What is a PUSH or a PULL of an object?

a)

Motion

b)

Friction

c)

Force

d)

Gravity

35.

What causes a ball rolling across a rug to slow to a stop?

a)

The rug doesn't have enough force to hold the ball.

b)

Friction resists the ball's forward motion.

c)

The rug doesn't have enough momentum to keep the ball moving.

d)

The ball isn't moving fast enough.

36.

Who developed the 3 laws of motion?

a)

Bill Nye

b)

Charles Darwin

c)

Albert Einstein

d)

Sir Isaac Newton

37.

The resistance of any physical object to any change in its state of motion or rest.

a)

force

b)

gravity

c)

inertia

38.

The resistance when a surface of an object moves over another surface is known as what?

a)

gravity

b)

force

c)

friction

d)

acceleration

39.
Forces always act in equal and opposite pairs.
a)
Newton's 1st Law
b)
Newton's 3rd Law
c)
Newton's second law
40.
According to Newton's second law, if you increase the force applied to an object :
a)

acceleration increases

b)

nothing happens

c)

it becomes more massive

d)

acceleration decreases

41.

If an object has a small mass, it wouldn't need as strong of a force to accelerate it. Which law does this describe?

a)

Newton's 1st Law

b)

Newton's 2nd Law

c)

Newton's 3rd Law

d)

Newton's 4th Law

42.
Which example best explains Newton's Third Law of Motion?
a)
When a glass slid across a table, it spilled water when it stopped suddenly.
b)
An engine used less work to move a lighter car than when it moved a heavier car.
c)
When you sit on a chair, your body exerts a downward force on the surface of the chair, while the chair exerts an equal and upward force on your body. 
43.
What law of motion does this picture represent?
a)
Newtons 1st law
b)
Newtons 4th law 
c)
Newtons 3rd law 
d)
Newtons 2nd law
44.

For falling objects, the acceleration constant due to gravity is...

a)

9.8 m/s2

b)

13.0 m/s2

c)

2.0 m/s2

45.

Match the following

a)

Law of Inertia

1.

Newton's 1st Law

b)

Law of Acceleration

2.

Newton's 2nd Law

c)

Law of Action/Reaction

3.

Newton's 3rd Law

46.

Match the following

a)

static

1.

Friction at Rest

b)

sliding

2.

Friction between objects sliding pass each other

c)

rolling

3.

Friction from use of wheels, ball bearing, etc...

d)

fluid

4.

Friction from liquids or gases

e)

sliding

5.

Friction between the wheels and the road slows your bike to a stop.

47.

Factors that affect the amount of friction between against an object are

a)

mass

b)

surface texture

c)

inertia

d)

distance

48.

The measure of the gravitational force pulling on a mass is

a)

mass

b)

weight

c)

magnetism

49.

Match the following

a)

g or kg

1.

unit for mass

b)

N

2.

unit for force

c)

m/s2

3.

unit for acceleration

50.

Match the following

a)

directly proportional

1.

as one amount increases, another amount increases at the same rate

b)

indirectly proportional

2.

when the value of one quantity increases with respect to a decrease in another or vice-versa

c)

directly proportional

3.

The greater the force that is applied, the greater the acceleration

d)

indirectly proportional

4.

If the same force is applied to an object with a large mass, it will have a lesser acceleration

51.

Force arrows are used to represent the ____________ and direction of the forces.

a)

length

b)

magnitude

c)

distance

d)

inertia

52.

Match the following

a)
1.

Newton's 1st law

b)
2.

Newton's 2nd law

c)
3.

Newton's 3rd law

d)
4.

Newton's 1st law

e)
5.

Newton's 3rd law

53.

Which accurately describes acceleration?

a)

speeding up/slowing down only

b)

slowing down to change direction only

c)

speeding up, slowing down, & changing direction

54.

The gravitational pull between objects increases as objects move farther away from each other.

a)

True

b)

False

55.

The factors that affect gravitational pull on an object are MASS and DISTANCE.

a)

True

b)

False

56.
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
57.

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

58.

Friction and air resistance are forces that:

a)

can make an object slow down or stop

b)

pulls an object toward the center of Earth

c)

changes an object's position

d)

can't be described

59.
On which surface will a toy car travel the furthest?
a)
Carpet
b)
Polished Wood
c)
Ice
60.
Rougher surfaces have ...
a)
greater friction
b)
less friction
c)
the same level of friction
61.
The combination of all the forces acting on an object is the...
a)
net force
b)
action force
c)
reaction force
d)
balance force
62.

(Use a=F/m) Jenny applies a 60 N force to a 20 Kg cart, what is the acceleration of the cart if friction can be neglected?

a)

1200 m/s/s

b)

0.33 m/s/s

c)

20 m/s/s

d)

3 m/s/s

63.

If an object is at rest, then there are no forces acting upon the object.

a)

True

b)

False

64.

(Using Fnet=ma), What net force is required to accelerate a car at a rate of 2 m/s2 if the car has a mass of 3,000 kg?

a)

6,000 N

b)

1,500 N

c)

3,002 N

d)

2,998 N

65.

(Use Fnet=ma), A 10 kg bowling ball would require how much unbalanced force to accelerate down an alleyway at a rate of 3 m/s2?

a)

30 N

b)

13 N

c)

3.3 N

d)

0.3 N

66.

(Use m=F/a). What is the mass of a falling rock if its weight is 147 N? (Acceleration due to gravity = 9.8 m/s2)

a)

15 kg

b)

1,440.6 kg

c)

156.8 kg

d)

137.2 kg

67.

(Use m=F/a). What is the mass of a truck if an unbalanced force of 14,000 N acting on it gives the truck an acceleration of 5 m/s2?

a)

2,800 kg

b)

0.0004 kg

c)

70,000 kg

d)

13,995 kg

68.

(Use m=F/a). What is the acceleration of a softball when it hits a catcher's mitt if the softball has a mass of 0.5 kg and the catcher's mitt exerts a force of 25 N to slow the ball down?

a)

0.5 kg

b)

50 kg

c)

25.5 kg

d)

12.5 kg

69.

(Use a=F/m). Your parents' car has a mass of 2,000 kg. If an unbalanced force of 5,000 N acts on the car, at what rate will the car accelerate?

a)

2.5 m/s2

b)

0.4 m/s2

c)

10,000,000 m/s2

d)

3,000 m/s2

70.

(Use Fnet=ma). Use the diagram to determine the net force, assume the object is accelerating at a rate of 2 m/s2 and determine the mass of the object.

a)

2 kg

b)

4 kg

c)

6 kg

d)

8 kg

71.

(Use Fnet=ma). Use the diagram to determine the net force, assume the object is accelerating at a rate of 3 m/s2, and determine the object's mass?

a)

3 kg

b)

5 kg

c)

60 kg

d)

75 kg

72.

For the scenario, decide if the example is Newton's 1st, 2nd, or 3rd law.

a)

1

b)

2

c)

3

73.

For the scenario, decide if the example is Newton's 1st, 2nd, or 3rd law.

a)

1

b)

2

c)

3

74.

For the scenario, decide if the example is Newton's 1st, 2nd, or 3rd law.

a)

1

b)

2

c)

3

75.

For the scenario, decide if the example is Newton's 1st, 2nd, or 3rd law.

a)

1

b)

2

c)

3

76.

Analyze the image. Decide if what is depicted is true or false.

a)

True

b)

False

77.

Inertia is Latin for which term?

a)

balanced

b)

movement

c)

laziness

78.

Who published the masterpiece Philosophiae Naturalis Principia Mathematica in 1687?

a)

Sir Isaac Hayes

b)

Albert Einstein

c)

Sir Isaac Newton

d)

Bill Nye

79.

What has more inertia:

a)

freight train at rest

b)

freight train moving at 50 km/hr

80.

 If a 300-N action force is exerted to the right, the reaction force will be

a)

300 N Right

b)

600 N Right

c)

300 N Left

d)

600 N Left

81.

Which law is this picture illustrating?

a)

Law 1

b)

Law 2

c)

Law 3

82.

A rocket pushes burning gases DOWN which causes the rocket to launch UP. Which law is this?

a)

Law 1

b)

Law 2

c)

Law 3

83.

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

84.

When a mule stops suddenly, the packages on its back continue to move forward onto the ground. Which law is this?

a)

Law 1

b)

Law 2

c)

Law 3

85.

An object in motion stays in motion and an object at rest stays at rest UNLESS

a)

acted on by a balanced force.

b)

acted on by an unbalanced force.

86.

What is the formula for the 2nd law of motion?

a)

a=lw

b)

F=m/a

c)

F=ma

87.

Force is related to mass and acceleration. Which law is this?

a)

Law 1

b)

Law 2

c)

Law 3

88.

It is much more difficult to move a dresser full of clothes than an empty dresser.

a)

Law 1

b)

Law 2

c)

Law 3

89.

A book sitting on the table does not move.

a)

Law 1

b)

Law 2

c)

Law 3

90.

A skateboarder pushes the ground BACKWARDS which causes the board to move FORWARD.

a)

Law 1

b)

Law 2

c)

Law 3

91.
A car speeding up, a dog slowing down and person turning around the block are examples of..
a)
Balanced Forces
b)
Unbalanced Forces
92.
What is Newton's First Law known as? The Law of
a)
Friction
b)
Mass
c)
Inertia
d)
Gravity
93.
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 
94.
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
95.

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

96.

A person is pushed forward into their seat belt when a car stops. Which law is this?

a)

Newton's 1st Law

b)

Newton's 2nd Law

c)

Newton's 3rd Law

97.
Which of Newton's laws are illustrated with a rocket launch?
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
98.

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

a)

Newton's 1st Law

b)

Newton's 2nd Law

c)

Newton's 3rd Law

99.

A skater pushes another skater forward, but the one pushing moves backwards.

a)

Newton's 1st Law

b)

Newton's 2nd Law

c)

Newton's 3rd Law

100.

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

a)

Newton's 1st Law

b)

Newton's 2nd Law

c)

Newton's 3rd Law

101.

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

a)

Newton's 1st Law

b)

Newton's 2nd Law

c)

Newton's 3rd Law

102.

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

a)

Newton's

1st

Law of Motion

b)

Newton's

2nd

Law of Motion

c)

Newton's

3rd

Law of Motion

103.

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 1st Law

b)

Newton's 2nd Law

c)

Newton's 3rd Law

104.
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
105.
What law of motion does this picture represent?
a)
Newtons 1st law
b)
Newtons 4th law 
c)
Newtons 3rd law 
d)
Newtons 2nd law
106.

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

107.

Which of the following has more inertia?

a)

Bowling ball

b)

Tennis ball

108.

Which of the following has less inertia?

a)

Feather

b)

Hammer

109.

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

a)

pairs

b)

groups of 20 or more

c)

individual circumstances

d)

friction

110.

What measurement is used to measure force?

a)

Newtons

b)

Kelvin

c)

Kilos

d)

Moles

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