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Forces and Motion

Total questions: 20

Worksheet time: 10mins

Name
Class
Date
1.

Which type of force resists motion?

a)

Friction

b)

Gravity

c)

Pull

d)

Push

2.

If two toy trucks are pushed with the same force, which one will move with longer distance?

a)

The one with more mass

b)

The one with less mass

c)

The mass will make no difference

3.

A student is pushing a book with a force of 10 Newtons to the left. Another student is pushing the book to the right. How many Newtons of force is the second student pushing with if the book is not moving?

a)

10 Newtons

b)

5 Newtons

c)

0 Newtons

d)

1 Newton

4.

To drag a sofa over carpet, movers sometimes use slippery pads. Which force is reduced with the use of the pads?

a)

Friction

b)

Gravity

c)

Push

d)

Magnetism

5.
Which type of force(s) will cause a change in an object's motion?
a)
gravity
b)
zero net force
c)
balanced forces
d)
unbalanced forces
6.
friction is a force that acts 
a)
in the same direction as the motion
b)
opposite to the direction of the motion
c)
opposite to the applied forces
d)
the same direction as the applied force
7.
In a tug of war the left team pulls with a force of 200N. The right team pulls with a force of 150N.What is the net force?
a)
50N to the left.
b)
350N to the left.
c)
350N to the right.
d)
50N to the right.
8.
A balanced force has 
a)
no net force
b)
some net force
c)
a wee bit of net force
d)
a lot of net force
9.
The sum of all forces acting on an object.
a)
Contact Force
b)
Balanced Force
c)
Unbalanced Force
d)
Net Force
10.

Force that opposes motion between any surfaces that are in contact.

a)

velocity

b)

friction

c)

inertia

d)

position

11.
Which force produces a change in motion?
a)
unbalanced force
b)
balanced force
c)
gravitational force
d)
frictional force
12.

To calculate forces that are in opposite directions you...

a)

add them

b)

subtract them

c)

multiply them

d)

divide them

13.

As the mass of an object increases, what happens to the acceleration of the object?

a)

increases

b)

decreases

c)

remains the same

d)

none of these

14.

What is the magnitude of force on a 1000 kg elevator that is falling freely at 9.8 m/sec2

a)

102.04 N

b)

9,800 N

c)

980 N

d)

103 N

15.

Calculate the net force shown in the diagram?

a)

0N, balanced

b)

400 N, down

c)

600 N, up

d)

800 N, up

16.

what happens to the acceleration when the force on an object is doubled?

a)

acceleration also doubles

b)

acceleration becomes half

c)

no change in the acceleration

d)

acceleration becomes zero

17.
If an object is not moving the forces acting upon it are _____________
a)
unbalanced
b)
weak
c)
balanced
d)
Hulk Smash!
18.
Which best explains how an object’s motion changes when additional force is applied?
a)
As force increases, acceleration increases.
b)
As force increases, acceleration decreases.
c)
As force increases, the object’s mass changes.
d)
As force increases, the object’s direction changes.
19.
What happens when unbalanced forces act on an object at rest?
a)
the object remains at rest
b)
the object begins moving in an unpredictable direction
c)
the object begins moving in the direction of the net force
d)
the object begins moving opposite to the direction of net force
20.
An object at rest will _______ if no outside forces are applied.
a)
Stay at rest
b)
Increase Velocity
c)
Decrease Mass