WorksheetsForces Review
Total questions: 30
Worksheet time: 25mins
Name
Class
Date
1.
_____ = mass x acceleration
a)
Gravity
b)
Strength
c)
Force
d)
Weight
2.
The picture shows
a)
balanced forces
b)
unbalanced forces
c)
acceleration
d)
movement
3.
Does mass change?
a)
Not usually
b)
Yes
4.
Can weight change?
a)
Yes, if the force of gravity changes.
b)
No, not significantly.
5.
If two objects have the same mass, the object acted on by a _______ ________ will have the greatest change in speed.
a)
smaller force
b)
greater force
c)
greater velocity
d)
smaller velocity
6.
If the forces are the same in scenario A and scenario C, which ball would move fastest?
a)
The ball in scenario A.
b)
The ball in scenario C.
c)
They would move at the same speed.
d)
There is no way to tell.
7.
In scenario A, a ball is being pushed along by a strong force. If the force was suddenly decreased (like in scenario B), what would happen to the motion of the ball?
a)
It would speed up
b)
It would slow down
c)
It would change direction
d)
It would remain the same
8.
What force is equal in strength but opposite in direction?
a)
Strong Force
b)
Balanced Force
c)
Equal Force
d)
Unbalanced Force
9.
This force causes objects to slow down, speed up, or change direction. __________________
a)
Unbalanced Force
b)
Balanced Force
Balanced
Balanced
c)
Strong Force
d)
Equal Force
10.
If a force is applied in the same direction an object is moving, the object will _____________.
a)
Speed Up
b)
Slow Down
c)
Change Direction
d)
Stop
11.
An object at rest will stay at rest and an object in motion will stay in motion unless acted on by an unbalanced force. This is Newton's ______ Law of Motion.
a)
First
b)
Second
c)
Third
d)
Fourth
12.
Force= Mass x Acceleration. This is Newton's ______ Law of Motion.
a)
First
b)
Second
c)
Third
d)
Fourth
13.
Every action has an opposite and equal reaction. This is Newton's ______ Law of Motion.
a)
First
b)
Second
c)
Third
d)
Fourth
14.
This is an example of a
a)
Force diagram
b)
Interaction table
c)
Free-Body Diagram
15.
What is force?
a)
A push exerted on an object
b)
A push or pull exerted on an object
c)
A pull exerted on an object
d)
Nothing
16.
Forces that have a net force of zero ( the object is still).
a)
Balanced force
b)
Unbalanced force
17.
What is the net force?
a)
5000 N right
b)
4000 N right
c)
40 N left
d)
4000 N left
18.
A force acting in the opposite direction of an object in motion
a)
Gravity
b)
Buoyant
c)
Friction
d)
Normal
19.
The sum of all forces acting on an object and direction
a)
Contact Force
b)
Balanced Force
c)
Unbalanced Force
d)
Net Force
20.
Distance and mass are two factors that affect
a)
Gravitational Force Fields
b)
Magnetic Force Fields
c)
Electric Force Fields
d)
Electrostatic Force Fields
21.
What is the net force in this diagram?
a)
8N right
b)
2 N right
c)
8N left
d)
2N left
22.
What is the net force of an object that is not moving?
a)
0N
b)
100N
c)
Upward force
23.
Why does a book on a table not move?
a)
No forces are acting on the book
b)
Gravity is the only force acting on the book
c)
Forces of the table pushing up and gravity pulling down are balanced
24.
The diagram above shows a box being pulled up the ramp. Which letter represents normal force?
a)
A
b)
B
c)
C
d)
D
25.
The diagram above shows a box being pulled up the ramp. Which letter represents applied force?
a)
A
b)
B
c)
C
d)
D
26.
In the free-body diagram shown above, which of the following is the gravitational force acting on the balloon?
a)
5120 N
b)
950 N
c)
1520 N
d)
4050 N
27.
A type of friction that occurs when air pushes against a moving object causing it to negatively accelerate
a)
air resistance
b)
surface area
c)
descent velocity
d)
gravity
28.
An ice skater at rest pushes against a sled at rest, causing both the skater and sled to move away from each other with different accelerations. This is an example best described by
a)
Newton’s first law of motion for objects at rest.
b)
Newton’s first law of motion for objects in motion.
c)
Newton’s second law of motion. F=ma
d)
Newton’s third law of motion: Equal and opposite reaction
29.
If an object is traveling at constant velocity, which two forces will be equal?
a)
weight and net
b)
applied and frictional
c)
net and frictional
d)
net and applied
30.
In what units is weight measured?
a)
m/s2
b)
m/s
c)
kg
d)
N
100 %
