WorksheetsFORCES REVISION
Total questions: 34
Worksheet time: 35mins
Name
Class
Date
1.
If the net force is equal to zero, the forces acting on the object are
a)
balanced
b)
unbalanced
2.
What is the net force?
a)
40 N left
b)
0 N Balalnced
c)
400 N right
d)
40 N right
3.
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 in both directions.
4.
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.
5.
What is the net force?
a)
30 N left
b)
25 N right
c)
5 N left
d)
55 N right
6.
Which could be an example of an unbalanced force?
a)
A plate sitting on a dining table
b)
A ball at the top of a hill that is not moving
c)
Earth orbiting the Sun
d)
A baseball that has been thrown to home plate.
7.
What is the net force?
a)
400 N Up
b)
400 N Down
c)
- 400 N Down
d)
800 N Down
8.
The sum of all forces acting on an object and direction
a)
Contact Force
b)
Balanced Force
c)
Unbalanced Force
d)
Net Force
9.
Balanced or Unbalanced?
a)
Balanced
b)
Unbalanced
10.
Are forces balanced or unbalanced when a car is moving at a constant speed in a straight line?
a)
Balanced
b)
Unbalanced
11.
Are forces balanced or unbalanced when a car is moving at a constant speed in a straight line?
a)
Balanced
b)
Unbalanced
12.
Are forces balanced or unbalanced when a marble rolls down a ramp?
a)
Balanced
b)
Unbalanced
13.
A person would weigh more on Jupiter than on the Earth because . . .
a)
Jupiter has more mass, and therefore more gravity
b)
Jupiter has less mass, and therefore more gravity
c)
Jupiter has more mass, and therefore less gravity
d)
Jupiter has less mass and therefore less gravity
14.
________ hold all of the planets in orbit around the sun.
a)
gravity
b)
string
c)
Bill Nye
d)
duct tape
15.
Gravity on Mars’ surface is much lower than it is here on Earth. This is because the mass of mars is ______ than Earth.
a)
less
b)
more
c)
the same
16.
If a space explorer has a mass of 67kg but their weight is 944.7N? What planet is the explorer on?
(w = m*g)
Saturn: g=11.1 N/kg
Pluto: g=0.42 N/kg
Earth: g=9.8 N/kg
Neptune: g=14.1 N/kg
(w = m*g)
Saturn: g=11.1 N/kg
Pluto: g=0.42 N/kg
Earth: g=9.8 N/kg
Neptune: g=14.1 N/kg
a)
Saturn
b)
Pluto
c)
Earth
d)
Neptune
17.
45 m/s2 is the...
a)
Mass
b)
Force
c)
Acceleration
d)
weight
18.
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 resultant force?
a)
50N to the left.
b)
350N to the left.
c)
350N to the right.
d)
50N to the right.
19.
What force brings the pencil down?
a)
Applied
b)
Magnetic
c)
Normal
d)
Gravitational
20.
On which surface would friction be the greatest?
a)
carpet
b)
ice
c)
snow
d)
satin
21.
The unit of force is
a)
m/s
b)
m/s^2
c)
newton
d)
kg
22.
What type of force is acting on these shoes?
a)
magnetic
b)
normal
c)
electrical
d)
applied
23.
What is the formula for finding the weight of an object?
a)
Fw = mass*gravity
b)
Fw = mass
c)
Fw = mass/gravity
d)
Fw = gravity
24.
Which of the following shows the direction of the friction force?
a)
A
b)
B
c)
C
d)
D
25.
Which two forces are equal?
a)
The Force of Gravity and the Normal Force
b)
The applied force and the Force of friction
c)
None
d)
The Force of Gravity and the Motion Force
26.
Which force is the greatest?
a)
Gravity Force
b)
Friction Force
c)
Driving Force
d)
Air friction resistance Force
27.
The diagram shows the forces acting on an object. What is the magnitude of the net force?
a)
+ 5 N
b)
+ 12 N
c)
+ 13 N
d)
+83 N
28.
Which one is balanced?
a)
top
b)
bottom
c)
both
29.
What type of energy is in this picture?
a)
Kinetic
b)
Potential
c)
Electromagnetic
30.
When plants convert the sun's energy into food, which type of energy does the sun energy become?
a)
kinetic
b)
chemical
c)
thermal
31.
At what position does the rock have the greatest kinetic energy?
a)
A
b)
B
c)
D
d)
E
32.
On a roller coaster, where is maximum potential energy?
a)
At the bottom of a big hill
b)
When going around a corner
c)
When going upside down
d)
At the top of a big hill
33.
The roller coaster cart has the most gravitational potential energy at position-
a)
W
b)
X
c)
Y
d)
Z
34.
Which of the following is an example of a change of kinetic energy into gravitational potential energy?
a)
a person parachuting out of a plane
b)
a car racing around an oval track
c)
a person skiing down a hill
d)
a person walking up a hill
100 %
