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Forces and Force Diagrams

Total questions: 46

Worksheet time: 57mins

Name
Class
Date
1.
What is the net force
a)
10 N
b)
0 N
c)
25 N
d)
1 N
2.
What is the net force?
a)
40 N left
b)
0 N Balalnced
c)
400 N right
d)
40 N right
3.
What is the net force?
a)
400 N Up
b)
400 N Down
c)
- 400 N Down
d)
800 N Down
4.
Which way is the force  moving?
a)
it's not , it is balanced or moving at a constant
b)
to the right
c)
to the bottom
d)
up
5.
Which way is the object moving?
a)
It is not or moving at a constant speed
b)
moving to the right
c)
moving to the left
d)
going up
6.
Which way is the box moving?
a)
to the right
b)
to the left
c)
going up
d)
going down
7.
Which is moving at a constant speed or not at all?
a)
a
b)
b
c)
c
d)
d
8.
Which is moving up?
a)
a & b
b)
b
c)
b & c
d)
d
9.
How do you know that b is moving up?
a)
it has a down arrow
b)
it's the same
c)
the up arrow is larger
d)
it's red
10.
Which way is the object moving?
a)
left
b)
right
c)
down
d)
up
11.
What is the net force?
a)
5000 N right
b)
4000 N right
c)
40 N left
d)
4000 N left
12.

Ms. Schmidt comes in the morning and pushes a box of textbooks to the right with 50 N of force. Mr. Jensen comes in the afternoon and pushes the same box of textbooks to the left with 150 N of force. What is the net (resultant) force?

a)

200 N

b)

100 N left

c)

100 N right

d)

0 N

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.
What are the two ways we can have UNBALANCED forces?
a)
1) unequal forces in opposite directions  and 2) forces in same direction
b)
1) forces in same direction and 2) equal forces in opposite direction
c)
1) unequal forces in opposite directions and 2) forces in opposite directions but same sizes
d)
you can't have unbalanced forces, forces will always balance each other out
15.
The gravitational force exerted on an object would be represented by which vector?
a)
b)
c)
d)
16.
The SI Unit of force is
a)
Pascal
b)
Meter/second
c)
Newton
d)
kg
17.
The graph shows how the speed of an object changed over time. During which segments of this graph were the forces acting on the object balanced?
a)
R only
b)
Q and S
c)
R and T
d)
R, S and T
18.
The sum of all forces acting on an object and direction
a)
Contact Force
b)
Balanced Force
c)
Unbalanced Force
d)
Net Force
19.
Are forces balanced or unbalanced when a car is moving at a constant speed in a straight line?
a)
Balanced
b)
Unbalanced
20.
Are forces balanced or unbalanced when a marble speeds up rolling down a ramp?
a)
Balanced
b)
Unbalanced
21.
Ted is trying to move a fridge through his house, he gets stuck on a carpet and even though he is pushing the fridge, it is not moving. What force is acting against him?
a)
gravity
b)
friction
c)
air
d)
mass
22.
A push or pull exerted on an object
a)
Force
b)
Net force
c)
Momentum
d)
Speed
23.
Balanced or unbalanced?
a)
balanced
b)
unbalanced
24.
Forces have both _________ and direction.
a)
Magnitude
b)
Gravity
c)
Speed
d)
Height
25.
Name the missing force...
a)
weight force
b)
normal force
c)
applied force
d)
frictional force
26.
Name the missing force...
a)
frictional force
b)
weight force
c)
thrust
d)
buoyant force
27.
Name the missing force...
a)
push
b)
weight force
c)
tension force
d)
drag
28.
Name the missing force...
a)
tension force
b)
gravitational force
c)
normal force
d)
applied force
29.

A leftward force is applied to a crate to push it across the floor at a constant speed. Which is the correct force diagram?

a)
b)
c)
d)
30.

A rightward force is applied to a dresser to accelerate it to the right across the bedroom floor.

a)
b)
c)
d)
31.

A hockey puck glides to the right across the ice at a constant speed.

a)
b)
c)
d)
32.

A downward-moving skydiver who has just opened the parachute is slowing down.

a)
b)
c)
d)
33.

The sum of all forces acting on an object and direction is described as:

a)

Contact Force

b)

Balanced Force

c)

Unbalanced Force

d)

Net Force

34.
Ted is trying to move a fridge through his house, he gets stuck on a carpet and even though he is pushing the fridge, it is not moving. What force is acting against him?
a)
gravity
b)
friction
c)
air
d)
mass
35.

A push or pull exerted on an object is described as:

a)

Force

b)

Net force

c)

Momentum

d)

Speed

36.
Name the missing force...
a)
push
b)
weight force
c)
tension force
d)
drag
37.

A leftward force is applied to a crate to push it across the floor at a constant speed. Which is the correct force diagram?

a)
b)
c)
d)
38.

A rightward force is applied to a dresser to accelerate it to the right across the bedroom floor.

a)
b)
c)
d)
39.
What is the net force?
a)
40 N left
b)
0 N Balalnced
c)
400 N right
d)
40 N right
40.
How will this object move? 
a)
It won't move. 
b)
It will move to the right. 
c)
It will move to the left. 
d)
It will move in both directions. 
41.
How will this object move? 
a)
It won't move. 
b)
It will move to the right. 
c)
It will move to the left. 
d)
It will move up. 
42.
Which way is the box moving?
a)
to the right
b)
to the left
c)
going up
d)
going down
43.

Which of the following is FALSE?

a)

'a' could be in static OR dynamic equilibrium

b)

'b' is accelerating upward due to balanced forces

c)

'c' is accelerating upward due to a net upward force

d)

'd' is accelerating downward due to being the only force present

44.
"The resistance to change motion", is the definition for what term?
a)
Subborn
b)
Newton's 2nd Law
c)
Newton's 1st Law
d)
Inertia
45.
How do we measure inertia?
a)
its weight
b)
its mass
c)
its volume
d)
its density
46.

A giant cat has a mass of 10 kg while a tiny ping pong ball has a mass of 15 kg. A lap dog has a mass of 2 kg and a golf ball has a mass of 0.1kg. Which object has greatest inertia?

a)

Golf ball

b)

Dog

c)

Ping pong ball

d)

Cat