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Net force

Total questions: 59

Worksheet time: 3hrs 24mins

Name
Class
Date
1.
What is a force?
a)
the PUSH or PULL on an object 
b)
The MOTION an object creates
c)
The objects HITTING one another
d)
Going REALLY FAST
2.
Which one is balanced?
a)
top
b)
bottom
c)
both
3.
What is the FORCE? 
a)
5 N
b)
10 N
c)
400 N
d)
0 N
4.
What is the unit for FORCE? 
a)
N (Newtons)
b)
lbs (pounds)
c)
g (grams)
d)
m/s (meters per second)
5.
If there are two forces going in the SAME direction, you would ...?
a)
(-) Subtract the forces
b)
(+) Add the forces
c)
Neither
d)
(x) Multiply
6.
The FORCE that PULLS things down or back to EARTH.
a)
Speed
b)
Gravity
7.
If the net force is 0 the object will ... 
a)
CHANGES motion
b)
STAY the SAME, NOT Move
8.
What is the net force?
a)
17 N Right
b)
3 N Right
c)
3 N Left
d)
17 N Left
9.
Calculate the net force shown in the  diagram?
a)
41 N
b)
25 N
c)
16 N
d)
9 N
10.

If there are two forces going in the opposite direction how would you find the net force?

a)

Subtract

b)

Add

c)

Neither

d)

Multiply

11.

If both people are exerting a force of 30 N, what is the net force?

a)

30 N

b)

60 N

c)

300 N

d)

0 N

12.
What is the net force?
a)
65 N left
b)
65 N right
c)
35 N left
d)
35 N right
13.
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. 
14.
Which could be an example of a balanced force?
a)
An asteroid moving at a constant speed through space 
b)
A car accelerating from a stop sign
c)
A box of dishes falling from a counter 
d)
A rocket taking off 
15.

What is the net force and direction?

a)

4 N to left

b)

4 N to right

c)

0 N

d)

0 N to right

16.

What is the net force and direction?

a)

4 N to left

b)

4 N to right

c)

0 n to left

d)

4 N

17.

If these teams are pulling with the same amount of force, what will happen?

a)

The boy in the green shirt will win.

b)

They will not move at all.

c)

The boy in the red shirt will win.

d)

Both will fall down

18.

What is the net force?

a)

20 N

b)

0 N

c)

400 N

d)

40 N

19.

If there are two forces going in the same direction how would you find net force?

a)

subtract

b)

add

c)

neither

d)

multiply

20.

Is it balanced?

a)

Yes

b)

No

21.

The sum of all the forces acting on an object is known as the (a)   force.

22.
Are the forces acting on the rope balanced or unbalanced?
a)
Balanced
b)
Unbalanced
23.
Are the forces acting on the rope balanced or unbalanced?
a)
Balanced
b)
Unbalanced
24.

What is the net force

a)

10 N to the right

b)

30 N to the right

c)

10 N to the left

d)

30 N to the left

25.
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
26.

Which of the following is an example of an unbalanced force?

a)
b)
c)
d)
27.

If the sum of the forces acting on the object is zero the forces are balanced and the object won't move.

a)

True

b)

False

28.

Gravity is a _____ that _____

2 objects towards one another.

a)

thing

reaches

b)

energy

pushes

c)

force

pulls

d)

weight

takes

29.

These forces are...

a)

Balanced

b)

Unbalanced

30.

The rope will tug to the (a)   because 500 N is greater than 450 N.

31.

Calculate the Net Force.

a)

75 Newtons Right

b)

50 Newtons Left

c)

50 Newtons Right

d)

125 Newtons Left

32.

Calculate the Net Force.

a)

6 Newtons Left

b)

6 Newtons Right

c)

3 N Left

d)

0 Newtons Left

33.
What is the net force?
a)
20 N 
b)
0 N 
c)
400 N 
d)
40 N 
34.
Balanced or unbalanced?
a)
balanced
b)
unbalanced
35.

If a car has a force of 54 N forwards and the brakes have a force of 73 N backwards, what is the overall Net Force.

a)

16 backwards

b)

19 forwards

c)

18 backwords

d)

23 forwards

36.

How do you find the net force of this image.

a)

Add up all the arrows

b)

Add a green arrow and the orange arrow.

c)

Subtract all the arrows.

d)

Add the green arrows and subtract the orange arrow.

37.

Calculate the Net Force

a)

2 N Right

b)

12 N Right

c)

2 N Left

d)

I don't know

38.

Forces that have a net force of zero newtons are considered to be a(n)

a)

balanced force

b)

unbalanced force

39.

What is the net force and direction?

a)

5 N to left

b)

7 N

c)

2 N to right

d)

5 N to right

40.

What is the net force and direction?

a)

3 N to left

b)

3 N

c)

0 N

d)

3 N to right

41.

What is the net force and direction?

a)

4 N to left

b)

4 N to right

c)

0 N

d)

0 N to right

42.

What is the net force and direction?

a)

4 N to left

b)

4 N to right

c)

0 N

d)

0 N to right

43.
Which direction will the object move?
a)
Right
b)
Left
c)
Up
d)
Down
44.

What is the net force acting on the object?

(a)  

45.
Is this a balanced or unbalance force?
a)
Balanced
b)
Unbalanced
c)
Neither one
d)
Both
46.
What direction is this object moving and what is the net force? 
a)
10N Right 
b)
0N 
c)
25N Right 
d)
1N Right 
47.
Which direction will the object move?
a)
Up
b)
Down
c)
Right
d)
Left
48.

Student A is pulling at 57 newtons and student B is pushing at 96 newtons. What is the net force (calculation).

a)

153 N Left

b)

39 N Left

c)

153 N Right

d)

39

49.

Mrs. Jones is pulling a rope at 73 newtons, and a student is pulling a rope at 47 newtons. What is the net force (calculation).

a)

26

b)

120 N Left

c)

26 N Left

d)

120

50.

What is the net force (calculation).

a)

5 N Right

b)

19 N Left

c)

13 N Right

d)

13 N Left

51.

A measure of how much matter is present in a substance

a)

Weight

b)

Mass

c)

Force

d)

Inertia

52.

Objects in motion tend to stay in motion

a)

Newtons 1st Law

b)

Newtons 2nd Law

c)

Newtons 3rd Law

d)

None

53.

How do we measure Force

a)

Newtons

b)

Grams

c)

M/S

d)

Mi/Hr

54.
What is Newton's First Law known as? The Law of
a)
Friction
b)
Mass
c)
Inertia
d)
Gravity
55.
If an object is stationary (not moving) the forces acting upon it are _____________
a)
unbalanced
b)
weak
c)
balanced
d)
Hulk Smash!
56.
Why does an 18-wheeler have more inertia than a bicycle?
a)
it has more mass
b)
it has more volume
c)
it is not as aerodynamic
57.
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
58.

What Newtons law does this picture represent

a)

Newtons 1st law

b)

Newtons 2nd law

c)

Newtons 3rdt law

d)

Newtons 4rth law

59.
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.

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