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Newton's Laws

Total questions: 35

Worksheet time: 23mins

Name
Class
Date
1.

30 mph west is an example of _________.

a)

force

b)

speed

c)

acceleration

d)

velocity

2.

A lamp sitting on a table is demonstrating Newton's ___ Law.

a)

1st

b)

2nd

c)

3rd

d)

4th

3.

A rollercoaster heading down a hill is _____________.

a)

at rest

b)

slowing down

c)

accelerating

d)

velocity

4.

Newton's 3rd Law states that for ever action there is an equal and opposite ________.

a)

reaction

b)

satisfaction

c)

fraction

d)

transaction

5.

A ______ is a push or pull on an object.

a)

force

b)

speed

c)

acceleration

d)

velocity

6.

A force that causes an object to slow down when it touches another object is _________.

a)

gravity

b)

friction

c)

inertia

d)

Newton

7.

Newton's 2nd Law says the acceleration of an object depends on its _______ and ______. (Choose two answers)

a)

force or applied force

b)

weight

c)

gravity

d)

mass

8.

if an object moves due to an external force, the force is categorized as an _____________ force.

a)

weak

b)

strong

c)

balanced

d)

unbalanced

9.

Net force is a combination of all ________ acting on an object.

a)

forces

b)

speeds

c)

accelerations

d)

velocities

10.

What will be the effect on the boy in the picture if the driver stops quickly?

a)

Because of inertia he will remain in the same position.

b)

He will be pushed back into the car seat.

c)

He will move from one side of the car seat to the other.

d)

He will move forward pressing against the seatbelt.

11.

The picture represents the effect of tension on the earth’s crust. Faults and rift valleys are the result of movement in

the crust. What type of force causes these movements in the plates?

a)

Balanced forces

b)

Unbalanced forces

c)

Inertia

d)

Friction

12.

Which of Newton’s Laws explains a rocket’s movement during launch?

a)

Newton's First Law of Motion

b)

Newton's Second Law of Motion

c)

Newton's Third Law of Motion

d)

Newton's Fourth Law of Motion

13.

Sitting at the top of a steep hill on a roller coaster (not moving), is an example of:

a)

Acceleration

b)

Inertia

c)

Speed

d)

Velocity

14.
What is the force that causes objects to fall to Earth?
a)
Air resistance
b)
Gravity
c)
Water resistance
d)
Pressure
15.
What is the name of the units that we measure force in?
a)
Einsteins 
b)
Newtons
c)
Kg
d)
Metres
16.
What will cause an object to move?
a)
Applied forces
b)
Balanced forces
c)
Unbalanced forces
17.
If an object is stationary (not moving) the forces acting upon it are _____________
a)
unbalanced
b)
weak
c)
balanced
d)
Hulk Smash!
18.
Which one is balanced?
a)
top
b)
bottom
c)
both
19.
What is the net force?
a)
20 N 
b)
0 N 
c)
400 N 
d)
40 N 
20.

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

a)

friction

b)

force

c)

magnet

d)

gravity

21.
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
22.
Two factors effecting the magnitude of the force of gravity between 2 objects are...
a)
mass and distance 
b)
mass and matter
c)
distance and weight 
d)
weight and mass
23.
Force of gravity is directly proportional to
a)
Mass
b)
Weight
c)
Distance
d)
Time
24.
If I double the mass of one object, but don't change anything else... WHat happens to the gravitational force between two objects?
a)
Doubles
b)
Quadruples
c)
Cut in Half
d)
4x Smaller
25.

All objects have inertia

a)

True

b)

False

26.

Mac and Tosh are arguing in the cafeteria. Mac says that if he flings the jello with a greater speed it will have a greater inertia. Tosh argues that inertia does NOT depend upon speed, but rather upon mass. Who is correct?

a)

Mac

b)

Tosh

c)

Neither

d)

Both

27.

Inertia depends on ______

a)

Velocity

b)

Speed

c)

Distance

d)

Mass

28.

Inertia is the tendency of an object to resist a change in its ___________.

a)

temperature

b)

shape

c)

size

d)

motion

29.

A force has both strength and _____.

a)

power

b)

direction

c)

color

d)

balance

30.
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. 
31.
Which of the following is a unit for acceleration?
a)
km/s
b)
m/s2
c)
mi/hr
d)
ft
32.
Acceleration only takes place when things speed up. 
a)
True
b)
False
33.

What is the net force?

a)

3 N

b)

3 N, right

c)

17 N, right

d)

3 N, left

34.
This type of force resist motion between two surfaces that are pressed together
a)
contact
b)
gravity
c)
friction
35.
Pushing a child on a swing is easier than pushing an adult on the same swing, because the adult has more inertia.
a)
Newton's 1st Law
b)
Newton's 2nd Law
c)
Newton's 3rd Law
d)
None of them

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