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SAES Forces, Vectors, N3L of Motion Review

Total questions: 80

Worksheet time: 1hrs 10mins

Name
Class
Date
1.

What force pulls the cat towards the earth?

a)

Gravity

b)

Friction

c)

Applied

d)

Normal

2.

What is defined as a push or pull?

a)

force

b)

motion

c)

vector

d)

speed

3.
An _______ force must act on an object for it to CHANGE it's motion
a)
balanced
b)
unbalanced
c)
gravitational
d)
electrical
4.
This type of force resist motion between two surfaces that are pressed together
a)
contact
b)
gravity
c)
friction
5.

If the net force is equal to zero, the forces acting on the object are

a)

balanced

b)

unbalanced

6.
Balanced forces do not change the objects speed or 
a)
direction
b)
distance 
c)
time
d)
mass
7.
The unit of force is
a)
m/s
b)
m/s^2
c)
newton
d)
kg
8.
Forces that have a net force of zero ( the object is still).
a)
Balanced force
b)
Unbalanced force
9.
What is the net force?
a)
5000 N right
b)
4000 N right
c)
40 N left
d)
4000 N left
10.
Jonny and Patty are pushing against a basketball. Both of them push against theball on opposite sides with a force of 20 N to keep the ball still. What is the net force?
a)
400 N
b)
24 N
c)
0 N
d)
40 N
11.
What is the net force in this picture?
a)
50 Newtons to the right
b)
950 Newtons to the right
c)
950 Newtons to the left
d)
50 Newtons to the left
12.
What is it called when the force of gravity is acting on an object?
a)
Weight
b)
Sliding Friction
c)
Momentum
d)
Projectile Motion
13.
If there are two forces going in the same direction how would you find the net force?
a)
Subtract
b)
Add
c)
Neither
d)
Multiply
14.

You and your dad are moving a couch from one side of the living room to the other. Your dad pushes with a force of 35 N to the right and you push with a force of 25 N right. What is the net force on the couch?

a)

60 N right

b)

10 N left

c)

60 N left

d)

50 N left

15.
Which one is balanced?
a)
Top
b)
Bottom
c)
Both
d)
Cannot be determined
16.
What is the net force?
a)
17 N Right
b)
3 N Right
c)
3 N Left
d)
17 N Left
17.
What are balanced forces?
a)
forces of the same size, in opposite directions
b)
the same size in the same direction
c)
forces in opposite directions
d)
forces at right angles to each other
18.
Two forces on an object are in the same direction. How do we calculate the resultant force?
a)
take away one from the other
b)
multiply them
c)
divide one by the other
d)
add them together
19.

Which Law? "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)

Newton's 4th Law

20.
Is the car
a)
Stationary
b)
Moving at constant speed
c)
Accelerating
d)
Decelerating
21.
Is the car
a)
Stationary
b)
Moving at constant speed
c)
Accelerating
d)
Decelerating
22.
Is the car
a)
Stationary
b)
Moving at constant speed
c)
Accelerating
d)
Decelerating
23.
Is the car
a)
Stationary
b)
Moving at constant speed
c)
Accelerating
d)
Decelerating
24.
A force that opposes motion between a surface in contact with the atmosphere.
a)
air resistance
b)
gravity
c)
momentum
d)
terminal velocity
25.
friction is a force that acts 
a)
in the same direction as the force
b)
opposite to the direction of the force
c)
with the force
d)
towards the direction of the force
26.
In a tug of war the left team pulls with a force of 200N. The right team pulls with a force of 150N.What is the resultant force?
a)
50N to the left.
b)
350N to the left.
c)
350N to the right.
d)
50N to the right.
27.
The force that opposes motion between two surfaces in contact with each other.
a)
inertia
b)
friction
c)
momentum
d)
gravity
28.

Which Law? Force = Mass x Acceleration

a)

Newton's 1st Law

b)

Newton's 2nd Law

c)

Newton's 3rd Law

d)

Newton's 4th Law

29.
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
30.

What is a balanced force

a)

A force that acts equal to each other

b)

Causes no change in motion.

31.

Which Law? "An object in motion (or at rest) will to stay in motion (or at rest) until an outside force acts upon it."

a)

Newton's 1st Law

b)

Newton's 2nd Law

c)

Newton's 3rd Law

d)

Newton's 4th Law

32.
The tendency of an object to resist changes in its motion is...
a)
inertia
b)
force
c)
acceleration
d)
velocity
33.
Pushing a child on a swing is easier than pushing an adult on the same swing, because the adult has more mass and requires more force to accelerate.
a)
Newton's 1st Law
b)
Newton's 2nd Law
c)
Newton's 3rd Law
34.
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 
35.

How does Friction act when compared to the motion of an object?

a)

Friction acts in the same direction as the motion of the object

b)

Friction acts in the opposite direction as the motion of the object

c)

Friction is not related to the motion of the object

d)

Friction is equal to the motion of the object

36.
The combination of all the forces acting on an object is the...
a)
net force
b)
action force
c)
reaction force
d)
balance force
37.

When an unbalanced force acts on an object, the force ______________________.

a)

changes the motion of the object

b)

is cancelled by another force

c)

does not change the motion of an object

d)

is equal to the weight of the object

38.

Is this Balanced or Unbalanced force.

a)

Unbalanced force

b)

Balanced force

39.
When a heavy football player and a light one run into each other, who exerts more force?
a)
The heavy one
b)
The light one
c)
They are equal
d)
there is no such thing as force
40.

When you step on a Lego. You push on the Lego and the Lego pushes back on you.

a)

Newton's 1st Law

b)

Newton's 2nd Law

c)

Newton's 3rd Law

41.

What causes the car to roll off of the flatbed?

a)

inertia

b)

hydraulics

c)

momentum

d)

friction

42.

Which law of motion explains the behavior of the apple?

a)

1st Law

b)

2nd Law

c)

3rd Law

43.
You push on a tree with 20 N of force. If the tree doesn't move, the tree is pushing back on you with _____of force.
a)
20N 
b)
40N 
c)
10N 
d)
70N
44.
When all the forces on an object are equal and opposite, & the net force is zero, that's...
a)
balanced forces
b)
unbalanced forces
c)
terminal velocity
d)
reaction forces
45.
In the picture, the blocks are flying out of the truck based on which of Newton's laws?
a)
Newton's 1st Law
b)
Newton's 2nd Law
c)
Newton's 3rd Law
d)
Newton's 6th Law
46.
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
47.
Movers slide a box down the ramp of a truck.
What helps slow the box as it slides to the bottom of the ramp?
a)
friction
b)
gravity
c)
inertia
d)
magnetism
48.

30 mph west is an example of _________.

a)

force

b)

speed

c)

acceleration

d)

velocity

49.

A car traveling 65 mph is an example of its ________.

a)

force

b)

speed

c)

acceleration

d)

velocity

50.

Which of Newton’s Laws explains a rocket’s movement during launch?

a)

Newton's First Law of Motion

b)

Newton's Second Law of Motion

c)

Newton's Third Law of Motion

d)

Newton's Fourth Law of Motion

51.
What is the magnitude (size) and direction of the net force?
a)
15 N to the left
b)
15 N to the right
c)
1 N to the left
d)
1 N to the right
52.
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
53.
What law?
a)
1st
b)
2nd
c)
3rd
54.

An automobile you are riding in suddenly stops, but you continue to go forward.

a)

Newton's

1st

Law of Motion

b)

Newton's

2nd

Law of Motion

c)

Newton's

3rd

Law of Motion

55.

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

a)

Newton's

1st

Law of Motion

b)

Newton's

2nd

Law of Motion

c)

Newton's

3rd

Law of Motion

56.

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

a)

Newton's

1st

Law of Motion

b)

Newton's

2nd

Law of Motion

c)

Newton's

3rd

Law of Motion

57.

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

a)

Newton's

1st

Law of Motion

b)

Newton's

2nd

Law of Motion

c)

Newton's

3rd

Law of Motion

58.

When you double the force the acceleration

a)

decreases by 1/2

b)

doubles

c)

triples

d)

decreases by 1/3

59.

When you double the mass the acceleration

a)

decreases by 1/2

b)

doubles

c)

triples

d)

decreases by 1/3

60.

Force and acceleration have

a)

a direct relationship

b)

an inverse relationship

61.

Mass and acceleration have

a)

a direct relationship

b)

an inverse relationship

62.
A force of 90N is applied to each cart below, which one will accelerate the fastest?
a)
Cart 1
b)
Cart 2
c)
Cart 3 
d)
Cart 4
63.
Look at the illustration below of a block sitting on a table-top. The magnified view illustrates a force that exists between the two objects.
Which type of force is demonstrated in the magnified view? 
a)
magnetic force
b)
electrical force
c)
gravitational force
d)
frictional force
64.
What is the net force on this box?
a)
10 N to the right
b)
10 N to the left
c)
90 N to the left
d)
290 N to the left
65.
Name the missing force....
a)
weight force
b)
normal force
c)
frictional force
d)
tension force
66.
Name the missing force...
a)
applied force
b)
weight force
c)
lift
d)
normal force
67.
Name the missing force...
a)
tension force
b)
frictional force
c)
normal force
d)
spring force
68.
Name the missing force...
a)
frictional force
b)
weight force
c)
thrust
d)
buoyant force
69.
Name the missing force...
a)
normal force
b)
applied force
c)
frictional force
d)
tension force
70.
Name the missing force...
a)
weight force
b)
normal force
c)
applied force
d)
frictional force
71.

A semi-truck and a small car are traveling at the same speed. They each hit the brakes at the same time, but the truck takes much longer to slow down. Which Newton Law is this?

a)

Newton's Law of Inertia (1st)

b)

Newton's Law of Acceleration (2nd)

c)

Newton's Law of Action/Reaction (3rd)

72.

A train stops suddenly at the train station and everyone in

the cars continue moving forward. Which Newton Law is this?

a)

Newton's Law of Inertia (1st)

b)

Newton's Law of Acceleration (2nd)

c)

Newton's Law of Action/Reaction (3rd)

73.

A rollercoaster takes off quickly and everyone’s head

is thrown backwards towards the headrest. Which Newton Law is this?

a)

Newton's Law of Inertia (1st)

b)

Newton's Law of Acceleration (2nd)

c)

Newton's Law of Action/Reaction (3rd)

74.

Mr. Wides sitting in his rolling chair pushes against the wall and moves in the opposite direction. Which Newton Law is this?

a)

Newton's Law of Inertia (1st)

b)

Newton's Law of Acceleration (2nd)

c)

Newton's Law of Action/Reaction (3rd)

75.

A magician quickly pulls a tablecloth out from under a set of dishes. The dishes remain in the same spot. Which Newton Law is this?

a)

Newton's Law of Inertia (1st)

b)

Newton's Law of Acceleration (2nd)

c)

Newton's Law of Action/Reaction (3rd)

76.

Your car broke down on the way to the commissary. You are pushing on the car with a 200 N force to the left and your mom is also pushing with a 150 N force to the left. Which free-body diagram represents this situation?

a)
b)
c)
d)
77.

A hover puck is pushed across a carpet to the right with a 200 N force. The rough surface of the carpet creates friction of 150 N which opposes motion. What is the correct free body diagram?

a)
b)
c)
d)
78.

A net force (i.e. an unbalanced force) causes acceleration (i.e. change in velocity) . Does a net force exist in the following situation?

a)

No, The net force is zero.

b)

Yes, The net force is non-zero.

79.

A net force (i.e. an unbalanced force) causes acceleration (i.e. change in velocity) . Does a net force exist in the following situation?

a)

No, The net force is zero.

b)

Yes, The net force is non-zero.

80.

A net force (i.e. an unbalanced force) causes acceleration (i.e. change in velocity) . Does a net force exist in the following situation?

a)

No, The net force is zero.

b)

Yes, The net force is non-zero.

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