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NEWTONS LAWS

Total questions: 33

Worksheet time: 3hrs 31mins

Name
Class
Date
1.
What law is best described by inertia?
a)
1st
b)
2nd
c)
3rd
d)
law of conservation of mass
2.

Which law is best represented here?

a)

1st

b)

2nd

c)

3rd

d)

law of motion

3.
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
4.
What Unit do we Measure Force in? 
a)
Newtons
b)
Joules
c)
Force
d)
Kilograms
5.
With unbalanced forces, the object will move in the direction that the _______ force is being applied.
a)
larger 
b)
smaller 
c)
equal 
d)
less
6.
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 
7.
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
8.
8 N to the left , and 4 N to the right. Find the net force. Is this balanced 
a)
12 N Right  No
b)
4 N Left  No
c)
12 N Right  Yes
d)
4 N Left  Yes
9.
What is the acceleration of an object traveling at a constant velocity?
a)
10 m/s2
b)
0 m/s2
c)
250 m/s2
d)
20 m/s2
10.

What force is acting on the cat at the end?

a)

Gravity

b)

Friction

c)

Momentum

11.
A net force of 15 N is exerted on an encyclopedia to cause it to accelerate at a rate of 5 m/s2. Determine the mass of the encyclopedia?
a)
 m = 3.0 kg
b)
m = 4.0 kg 
c)
m = 3.0 ml 
d)
m = 30.0 g
12.
The force that opposes motion between two surfaces in contact with each other.
a)
inertia
b)
friction
c)
momentum
d)
gravity
13.

A cannonball with a mass of 0.5 kg is flying at an acceleration of 10 m/sec/sec. What is its force?

a)

50 Newtons

b)

5 Newtons

c)

20 Newtons

d)

9.5 Newtons

14.
Name the missing force....
a)
weight force
b)
normal force
c)
frictional force
d)
tension force
15.
Why is it harder for the boy in Image B to get down the hill?
a)
Motion
b)
Friction
c)
Work
d)
Displacement
16.
What is a PUSH or PULL of an object?
a)
Motion
b)
Force
c)
Friction
d)
Gravity
17.
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.
18.
It takes more force to accelerate the iron man on the left than the iron man on the right because the iron man on the left has more mass. This best describes
a)
Newton's first law, the law of inertia
b)
Newton's second law, the law of acceleration
c)
Newton's third law, the law of action reaction 
d)
The law of universal gravitation
19.
What is the attractive force that exists between all objects that have mass?
a)
Weight
b)
Mass 
c)
Gravity
d)
Viscosity
20.
When a cannon fires a cannonball we observe Newton's third law. Which force is the reaction force?
a)
The cannon moving forward
b)
The cannonball moving forward
c)
The cannon moving backward
d)
The cannonball moving backward
21.
What Newtons law does this picture represent
a)
Newtons 2nd law 
b)
Law of gravity 
c)
Newtons 1st law
d)
Newtons 5th law
22.

If a bug hits a windshield of a car which one will experience the greatest force?

a)

The Bug

b)

The Car

c)

The force is the same for both

d)

The windshield

23.

If a bug hits a windshield of a car which will experience the greatest acceleration?

a)

The Bug

b)

The Car

c)

The Windshield

d)

All have the same acceleration

24.

Where would 50 kg of gold have the most mass?

a)

The Earth

b)

The Moon

c)

Jupiter

d)

Mars

e)

The mass is the same for all

25.

Where would 50 kg of gold have the most weight?

a)

Earth

b)

Moon

c)

Jupiter

d)

Space

e)

All would have the same weight

26.

Which has more mass 50 kg of feathers on earth or 50 kg of lead on the moon?

a)

50 kg of feathers

b)

50 kg of lead

c)

The have the same mass

d)

Not enough information

27.

Which has more mass, 50 N of feathers on earth or 50 N of lead on the moon?

a)

50 N of lead

b)

50 N of feathers

c)

Both have the same mass

d)

Not enough information

28.

Who defined force as a push or pull?

a)

Aristotle

b)

Copernicus

c)

Newton

d)

Galileo

29.

Who came up with the concept of friction?

a)

Aristotle

b)

Copernicus

c)

Galileo

d)

Newton

30.

Which force opposes the motion of a vehicle on earth?

a)

Inertia

b)

Friction

c)

Normal Force

d)

Force of weight

31.

Action: A person pushes down on the earth with 100 N of force. What is the reaction?

a)

Their arms gain muscle

b)

They move upward

c)

The earth pushes upwards on the person with 100 N of force

d)

The earth moves downward

32.

Action: A baseball bat strikes a baseball with 85 N of force forward. What is the reaction?

a)

The baseball moves forward with a high velocity

b)

The baseball pushes backwards on the bat with 85 N of force.

c)

The bat breaks

d)

The baseball does not go very far

33.

What would happen if the car were to suddenly stop?

a)

They would fly forward

b)

They would fly backward

c)

Nothing

d)

They would fly off to the side

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