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Forces

Total questions: 35

Worksheet time: 2hrs 31mins

Name
Class
Date
1.

A ____________ is a push or a pull on an object.

a)

friction

b)

force

c)

magnet

d)

gravity

2.

What is the unit of measurement for force?

a)

Kilogram

b)

Meter

c)

Pounds

d)

Newton

3.
If these teams 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.
4.
Balanced or unbalanced?
a)
balanced
b)
unbalanced
5.

Forces that have a net force of zero Newtons

a)

Balanced force

b)

Unbalanced force

6.
The sum of all forces acting on an object.
a)
Contact Force
b)
Balanced Force
c)
Unbalanced Force
d)
Net Force
7.
What will cause an object to move?
a)
Applied forces
b)
Balanced forces
c)
Unbalanced forces
8.
Balanced or Unbalanced?
a)
Balanced 
b)
Unbalanced
9.

When forces acting on an object are _________ there is no change in the object's motion.

a)

unbalanced

b)

balanced

c)

heavy

d)

light

10.
When forces are ___________ the object will move.
a)
unbalanced
b)
balanced
c)
light
d)
gravity
11.
What is the net force of an object that is not moving?
a)
0 N
b)
100 N
c)
Upward force
d)
10 N
12.

Which example would be a balanced force?

a)

Train moving at a constant speed in the same direction.

b)

A skier going down a hill.

c)

A basketball being passed to a teammate.

d)

An apple falling to the floor.

13.
What is the net force?
a)
20 N 
b)
0 N 
c)
400 N 
d)
40 N 
14.
What is the net force?
a)
10 N
b)
0 N
c)
25 N
d)
1 N
15.
Balanced or Unbalanced?
a)
Balanced 
b)
Unbalanced
16.
Calculate the Net Force. 
a)
60N, Left 
b)
40N, Right 
c)
0N
d)
60N, Right
17.
Calculate the Net Force. 
a)
40N, Left
b)
40N, Right
c)
0N, Balanced
d)
75N, Right
18.
You and your dad are moving the couch from one side to another. 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 right
d)
50 N left
19.
Which could be an example of an unbalanced force?
a)
A plate sitting on a dining table
b)
A ball at the top of a hill that is not moving
c)
Earth orbiting the Sun 
d)
A baseball that has been thrown to home plate.
20.
What is the net force?
a)
400 N Up
b)
400 N Down
c)
- 400 N Down
d)
800 N Down
21.
With unbalanced forces, the object will move in the direction of the _______ force.
a)
larger 
b)
smaller 
c)
equal 
d)
cannot be determined
22.
What is the force that causes objects to fall to Earth?
a)
Air resistance
b)
Gravity
c)
Water resistance
d)
Pressure
23.
What force does a parachute use to slow things down before hitting the ground?
a)
Friction
b)
Air resistance
c)
Water resistance
d)
Wind
24.

What type of force is air resistance?

a)

Contact

b)

Non-contact

25.
When two objects rub together, what force do they produce
a)
Gravity
b)
Air resistance
c)
Friction
d)
Water resistance
26.

What force does an aeroplane have to try to overcome so it is not slowed down too much?

a)

Magnetism

b)

Air resistance

c)

Tension

d)

Spring force

27.
What force holds the planets in motion around the sun?
a)
Magnetic
b)
Electrical
c)
Gravitational
d)
Air Resistance
28.
What force ultimately slows the roller coaster to a stop?
a)
Applied
b)
Normal
c)
Friction
d)
Magnetic
29.
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
30.
What is it called when the force of gravity is acting on an object?
a)
Weight
b)
Sliding Friction
c)
Momentum
d)
Projectile Motion
31.
Who wins the tug of war with what net force?
a)
The person on the left with 20 N
b)
The person on the left with 80 N
c)
The people on the right with 20 N
d)
The people on the right with 100 N
32.

Two forces act on an object to the right at the same time. What force is required to bring the object into equilibrium?

a)

9 N to the right

b)

9 N to the left

c)

3 N to the left

d)

18 N to the left

33.
What is the net force?
a)
20 N 
b)
0 N 
c)
400 N 
d)
40 N 
34.

The diagram shows a box being pulled UP the ramp. Which letter represents the gravitational force?

a)

A

b)

B

c)

C

d)

D

35.

The diagram shows a box being pulled UP the ramp. What force is represented by letter C?

a)

Friction

b)

Applied

c)

Normal force

d)

Gravity