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Worksheets

Forces

Total questions: 27

Worksheet time: 22mins

Name
Class
Date
1.

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?

a)

60 N right

b)

50 N left

c)

60 N left

d)

10 N left

2.

If the net force is equal to zero, the forces acting on the object are

a)

balanced

b)

unbalanced

3.

An (a)   force must act on an object for it to CHANGE it's motion

4.

What is the net force?

a)

5000 N right

b)

40 N left

c)

4000 N right

d)

4000 N left

5.

Jupiter has about 317 times more mass than Earth. What does this tell you?

a)

That Jupiter's and Earth's gravitational forces are EQUAL

b)

That Jupiter's gravitational force is much WEAKER than Earth's

c)

That Jupiter's gravitational force is much STRONGER than Earth's

6.

What is the net force?

a)

10 N

b)

1 N

c)

0 N

d)

25 N

7.

Which has more friction?

a)

A

b)

B

8.
With unbalanced forces, the object will move in the direction of the _______ force.
a)
larger 
b)
smaller 
c)
equal 
d)
cannot be determined
9.
At which location would your mass be the greatest?
a)
Earth
b)
Moon
c)
Jupiter
d)
Mass Stays the Same Everywhere
10.
Gravity affects which of the following?
a)
Mass
b)
Weight
c)
Density
d)
Mass and Weight
11.
On which surface would a toy car travel the furthest when pushed?
a)
ice
b)
carpet
c)
snow
d)
sand
12.
The north pole of one magnet will be attracted to the __________ pole of another magnet.
a)
east
b)
north
c)
south
d)
west
13.
What will happen if you try to put the south pole of one magnet and the south pole of another magnet together?
a)
attract
b)
repel
c)
both attract and repel
d)
neither attract nor repel
14.
What happens when two north poles of a magnet are placed together?
a)
they repel
b)
they attract
c)
they cancel each other out
d)
the strength of the magnet is doubled
15.
Edward kicks a soccer ball across the backfield. What force works to slow the ball down?
a)
pushes and pulls
b)
friction
c)
magnetism
d)
gravitation
16.
Calculate the Net Force. 
a)
40N, Left
b)
40N, Right
c)
0N, Balanced
d)
75N, Right
17.

If both forces are going in the same direction you should______ those forces

a)

Add

b)

Subtract

c)

Divide

d)

Multiply

18.
Fill in the blanks: _____ does not change from place to place, but _____ can change because of differences in the strength of gravitational pull.
a)
acceleration, weight
b)
weight, acceleration
c)
mass, weight
d)
weight, mass
19.
What does this graph represent?
a)
Constant Speed
b)
Acceleration
c)
Not moving
20.
How long did it take this object to travel 10 m?
a)
0 s
b)
10 s
c)
15 s
d)
20 s
21.
What does this graph represent?
a)
Constant speed
b)
Acceleration
c)
Not moving
22.
What does this graph represent?
a)
Constant speed
b)
Acceleration
c)
Not moving
23.

Segment A-B The bus is _________________.

a)

at rest

b)

returning (to original position)

c)

moving forward

24.

How long did Charlie stop for a rest?

a)

2.5 seconds

b)

2 seconds

c)

3 seconds

d)

5 seconds

25.

What is the speed of segment A?

a)

0.5 m/s

b)

2 m/s

c)

3 m/s

d)

0 m/s

26.
What two measurements are necessary for calculating speed?
a)
Mass and time
b)
Temperature and mass
c)
Mass and distance
d)
Distance and time
27.

Find the average speed represented on this graph. (Hint: total distance divided by total time)

a)

6 km/min

b)

0.12 km/min

c)

10 km/h

d)

0.1 km/min