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Newton's Law of Motion

Total questions: 35

Worksheet time: 58mins

Name
Class
Date
1.
What is the unit for mass?
a)
m/sec
b)
kg/sec
c)
kg
d)
kg m/sec
2.

Which one of Newton's laws is shown

a)

3rd law

b)

2nd law

c)

1st law

3.

Which one of Newton's laws are displayed

a)

2nd law

b)

1st law

c)

3rd law

4.

Which of Newton's laws is shown

a)

1st law

b)

3rd law

c)

2nd law

5.

If there is a big mass, it would need a stronger force to accelerate it. Which law does this describe?

a)

3rd law

b)

1st law

c)

2nd law

6.

What force slows objects down and keeps them from moving?

a)

Acceleration

b)

Gravity

c)

Friction

d)

Net Force

7.

When there is a change in motion?

a)

When forces are balanced

b)

When the forces are unbalanced

c)

Whe forces are equal

d)

Never

8.
What is a PUSH or PULL of an object?
a)
Motion
b)
Force
c)
Friction
d)
Gravity
9.
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.
10.
For every action, there is an equal and opposite reaction.
a)
Newton's
1st
Law of Motion
b)
Newton's
2nd
Law of Motion
c)
Newton's
3rd
Law of Motion
11.
If an object is stationary (not moving) the forces acting upon it are _____________
a)
unbalanced
b)
weak
c)
balanced
d)
Hulk Smash!
12.
What is Newton's First Law known as? The Law of
a)
Friction
b)
Mass
c)
Inertia
d)
Gravity
13.
Newton's third law states that any action will have a(n) _______ and ______ reaction
a)
Equal and similar
b)
Equal and opposite
c)
Equal and different
d)
Greater and opposite
14.
Why is it harder to push a van filled with bowling balls than it is to push a van with basketballs?
a)
The mass of the car is greater than the mass of the basketballs
b)
The mass of the bowling balls is greater than the mass of the basketballs
c)
The van with the basketballs is bigger than the van with the bowling balls
d)
It should be equally as hard to push the two vans
15.

What is the net force acting on the object?

a)

20 N Right

b)

40 N Right

c)

20 N Left

d)

40 N Left

16.

An box is sitting on a table when a person comes up and pushes the box with 5 N of force to the left. The box has 5 N of friction force in the opposite direction.


What would be the minimum force needed to move the box?

a)

1 N

b)

5 N

c)

6 N

d)

10 N

17.

If the wind is heading south with a force of 5 N, and a car is going north with force of 78936 N, what is the Net Force and Direction.

a)

78931 N North

b)

78931 N South

c)

78531 N North

d)

78531 N South

18.

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

19.

What is the net force and to what direction.

a)

210 N to the right

b)

280 N to the right

c)

110 N to the left

d)

180 N to the left

20.

If a boat traveling East has a Net Force of 324 N, and the wind blowing West has a Net Force of 789 N. What is the overall Net Force and which side?

a)

465 N, East

b)

465 N, West

c)

1113 N, West

d)

1113 N, East

21.

Find the net force

a)

30N

b)

2N

c)

90N

d)

60N

22.

Find the net force and the direction.

a)

20N,right

b)

70N,right

c)

70N,left

d)

0N,will not move

23.
If a 10 kilogram object accelerates suddenly at 15 m/s^2, how much force was applied to the object?
a)
150 Newtons
b)
15 Newtons
c)
150 kilograms
d)
100 kilograms
24.
If a force of 50 Newton's was applied to an object with a mass of 500 grams, what will the object's acceleration be?
a)
10 m/s^2
b)
.1 m/s^2
c)
100 m/s^2
d)
1 m/s^2
25.
If a force of 26 N is exerted on two balls, one with a mass of 0.52 kg and the other with a mass of 0.78 kg, which ball will have the greater acceleration?  (F=ma)
a)
The one with a mass of .78 kg will have the greatest acceleration.
b)
The one with a mass of .52 kg will have the greatest acceleration.
c)
They will both accelerate at the same rate.
26.
A 20 kg bike accelerates at 10 m/s2.  what was the force?
a)
25 Newtons
b)
20 Newtons
c)
200 Newtons
d)
10 Newtons
27.
The mass of a car is 1000 kg.  How much force would be required to accelerate the car at a rate of 3 m/s2? 
a)
1000 ÷ 3
b)
3 ÷ 1000
c)
1000 x 3
28.
A skier needs to apply a force of 132 N to accelerate at a rate of 2 m/s2. What is the mass of the skier? The answer to this question is most likely (HINT: Look at the units!!!) - 
a)
66 N
b)
66 m/s2
c)
66 kg
29.
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
30.

Forces that are equal in size and opposite in direction are _____.

a)

Net forces

b)

Frictional forces

c)

Balanced forces

d)

Gravitational forces

31.

Acceleration due to gravity is _____.

a)

98 m/s2

b)

9.8 m/s2

c)

9.8 m/s

d)

0.98 m/s

32.

This game of tug of war is an example of _________ forces.

a)

unbalanced

b)

balanced

c)

potential

d)

net zero

33.

What effect does friction have on a moving object?

a)

it causes the moving object to slow and eventually stop

b)

it causes the moving object to speed up

c)

it keeps the moving object moving in the same direction forever

d)

it causes the moving object to turn around and move in the opposite direction

34.

Person on the left = 45 N

Person on the right = 32 N

What is the net force?

a)

zero N

b)

10 N

c)

77 N

d)

13 N

35.

Equal forces that do not cause a change in an objects motion

a)

Unbalance force

b)

Push or a pull

c)

Balanced force

d)

Average speed

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