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newtons laws review

Total questions: 66

Worksheet time: 36mins

Name
Class
Date
1.

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

2.

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

3.

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.

4.

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

a)

Law of Inertia

b)

Law of Acceleration

c)

Law of Action/Reaction

5.

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

6.

What is the formula for the law of acceleration?

a)

M = F x A

b)

F = M x A

c)

A = F x M

7.

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

8.

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

9.

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

10.

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

11.

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

a)

Law of Inertia

b)

Law of Acceleration

c)

Law of Action/Reaction

12.
An object at rest remains at rest and an object in motion remains in motion unless it experiences an unbalanced force is what law?
a)
First Law
b)
Second Law
c)
Third Law
d)
Ninth Symphony
13.
The tendency of an object to resist being moved or if in motion, being stopped is...
a)
Inertia
b)
Force
c)
Fricition
d)
Monty
14.
What is the SI unit for measuring force?
a)
Newtons
b)
Pounds
c)
Carls
d)
Isaacs
15.
The unbalanced force acting on an object equals the object's mass times its acceleration is which law...?
a)
First Law
b)
Second Law
c)
Third Law
d)
Murphy's Law
16.
The formula we get from the second law is...?
a)
F = m*a
b)
v = d/t
c)
a = v/t
d)
f = 1/T
17.
What is the force necessary to accelerate a 1785 kg car at a rate of 50 m/s/s?
a)
89,250 N
b)
35.7 N
c)
98.8 N
d)
75,620 N
18.
Which statement illustrates Newton’s first law?
a)
A stone will not move unless something pushes or pulls it
b)
As a car comes to a stop, the passengers continue to move forward
c)
A ball rolling across the floor eventually slows down
d)
All of them!
19.
What is the unbalanced force on a boy and his skateboard if the total mass of the boy and skateboard is 62 kg and their acceleration is 0.36 m/s/s forward?
a)
22.32 N
b)
172.2 N
c)
180 N
d)
24 N
20.
All objects in the universe attract each other through gravitation force is called...
a)
The Law of Universal Gravitation
b)
The Law of Conservation of Momentum
c)
The Law of Thermodynamics
d)
The Law of Monty the Snake
21.
The Free Fall acceleration for Earth is or g equals what...?
a)
9.8 m/s/s
b)
10 m/s/s
c)
98 m/s/s
d)
2 m/s/s
22.
Which object is in true Free Fall?
a)
The International Space Station
b)
A skydiver
c)
An airplane
d)
Monty
23.
A student stands on a scale, and the scale reads 85 pounds. What is being measured by the scale?

a)
The volume of the student
b)
The mass of the student
c)
The gravity acting on the student
d)
The air pressure on the student
24.
An exploratory robot was sent to the planet Mars. The gravity on Mars is weaker than the gravity on Earth. Compared to the mass and weight of the robot on Earth, the robot on Mars has...
a)
less mass and weight.
b)
less mass but equal weight.
c)
equal mass and weight.
d)
equal mass but less weight.
25.
If the mass of an object on Earth is 18 grams, what would the mass of the same object be on the Moon?
a)
18 g
b)
4 g
c)
0 g 
d)
32 g 
26.
A push or a pull.
a)
Force
b)
Friction
c)
Weight
d)
Gravity
27.
Newton's First Law ofMotion states that an object will remain at rest or move with constant speed unless this is applied.
a)
Friction
b)
Net Force
c)
Velocity
d)
Gravity
28.
Newton's Second Law  of motion connects force, acceleration and mass: it explains that an object acted upon by a force will accelerate in the ____________ of the force.
a)
Sliding
b)
Gravity
c)
Direction
d)
Static
29.
This type of friction is due to the microscopic roughness of two surfaces.
a)
Rolling
b)
Sliding
c)
Static
d)
Newton
30.
This type of friction is between the ground and a wheel allows the wheel to roll. 
a)
Static
b)
Rolling
c)
Sliding
d)
Newton
31.
This type of friction prevents an object from moving when a force is applied. 
a)
Sliding
b)
Rolling
c)
Static
d)
Newton
32.
This is reached when the force of gravity is balanced by air resistance. 
a)
Centripetal Force
b)
Static
c)
Terminal Velocity
d)
Net Force 
33.
The attractive force between two objects.
a)
Force
b)
Gravity
c)
Direction
d)
Rolling
34.
Two or more unequal forces acting on an object causing the object to accelerate. 
a)
Balanced Forces
b)
Unbalanced Forces
c)
Friction
d)
Weight
35.
Two or more equal forces whose effects cancel each other out and do not change the motion of an object. 
a)
Balanced Forces
b)
Unbalanced Forces
c)
Weight
d)
Newton
36.
What law of motion does this picture represent?
a)
Newtons 3rd law
b)
Newtons 4th law
c)
Newtons 1st law
d)
Newtons 2nd law 
37.
What law of motion does this picture represent?
a)
Newtons 1st law
b)
Newtons 4th law 
c)
Newtons 3rd law 
d)
Newtons 2nd law
38.
A net force of 15 N is exerted on an encyclopedia to cause it to accelerate at a rate of 5 m/s2. Determine the mass of the encyclopedia?
a)
 m = 3.0 kg
b)
m = 4.0 kg 
c)
m = 3.0 ml 
d)
m = 30.0 g
39.
What Newtons law does this picture represent
a)
Newtons 2nd law 
b)
Law of gravity 
c)
Newtons 1st law
d)
Newtons 5th law
40.
Mass is a measure of an object's inertia. Objects with greater mass have a greater inertia; objects with less mass have less inertia.
a)
true 
b)
false 
41.
What is the tendency of an object to resist a change in motion?
a)
coffee
b)
motion
c)
inertia
d)
gravity
42.

The upward force on an object falling through the air is__________

a)

air resistance

b)

inertia

c)

momentum

d)

terminal velocty

43.

In the absence of air, a penny and a feather that are dropped from the same height at the same time will ____________

a)

fall at different days

b)

fall at the same rate

c)

float

d)

not have momentum

44.
What is the net force?
a)
4.2 N left
b)
4.2 N right
c)
2.2 N left
d)
2.2 N right
45.
The momentum of an object depends upon the object's ___________&_____________.  
a)
size and shape
b)
mass and speed
c)
mass and veloctiy
d)
mass and energy
46.

To increase acceleration, you need to increase

a)

mass

b)

force

c)

momentum

d)

velocity

47.

Newton's third law deals with _________ forces.

a)

frictional

b)

centripital

c)

action-reaction

d)

gravitational

48.

What is the net force on the object?

a)

50 N up

b)

100 N up

c)

20 N right

d)

20 N left

49.

Fn Stands for

a)

Force normal

b)

Force natural

c)

Force none

d)

Force gravity

50.
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
51.
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
52.
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
53.
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
54.

Pushing a child on a swing is easier than pushing an adult on the same swing, because the adult has more mass.

a)

Newton's 1st Law

b)

Newton's 2nd Law

c)

Newton's 3rd Law

d)

None of them

55.

Pushing a child on a swing is easier than pushing an adult on the same swing, because the adult has more mass.

a)

Newton's 1st Law

b)

Newton's 2nd Law

c)

Newton's 3rd Law

d)

None of them

56.
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
57.
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
58.
What is Newtons 1st law of motion?
a)
Force= Mass multiplied by acceleration 
b)
An object at rest stays at rest unless acted on an unbalanced force. (inertia)
c)
For every action there is a equal and opposite  re-action.
d)
law of gravity 
59.
Inertia is a property that the only some material objects possess. 
a)
True 
b)
False
60.
The law of inertia applies to 
a)
moving objects
b)
non-moving object5s
c)
moving and nonmoving objects
61.
When a cannon fires a cannonball we observe Newton's third law. Which force is the reaction force?
a)
The cannon moving forward
b)
The cannonball moving forward
c)
The cannon moving backward
d)
The cannonball moving backward
62.
What is the correct SI unit for mass?
a)
Kilograms
b)
newtons
c)
pounds
d)
grams
63.
What is the unit for weight?
a)
Hertz
b)
m/s
c)
Kilograms
d)
Newtons
64.
Is this and example of a balanced or unbalanced force?
a)
balanced
b)
KITTIES!
c)
unbalanced
d)
pshhh
65.
One object has twice as much mass as another object. The first object also has also twice as much...
a)
velocity
b)
gravitational acceleration
c)
inertia
d)
all of these
66.
Which best explains why we are able to accelerate forward when starting to run?
a)
As one leg moves backward, it provides an equal and opposite force for the other foot to move forward.
b)
No acceleration takes place. Runners are always at a fixed velocity.
c)
The striking foot pushes backward against the ground. The friction with the ground provides an equal and opposite force forward.
d)
The runner's upper body quickly leans forward, causing the entire body to begin accelerating forward

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