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Unit 3 extra questions

Total questions: 151

Worksheet time: 3hrs 54mins

Name
Class
Date
1.
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. 
2.
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. 
3.
What is the net force?
a)
30 N left
b)
25 N right
c)
5 N left
d)
55 N right
4.
What is the net force?
a)
40 N left
b)
0 N Balalnced
c)
400 N right
d)
40 N right
5.
Calculate the Net Force. 
a)
40N, Left
b)
40N, Right
c)
0N, Balanced
d)
75N, Right
6.
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
7.
What is the net force?
a)
10 N
b)
0 N
c)
25 N
d)
1 N
8.

These forces are...

a)

Balanced

b)

Unbalanced

9.

These forces are...

a)

Balanced

b)

Unbalanced

10.

These forces are...

a)

Balanced

b)

Unbalanced

11.

The net force is...

a)

50 N

b)

0 N

c)

100 N

d)

2500 N

12.

The net force is...

a)

-20 N

b)

0 N

c)

80 N

d)

20 N

13.
Balanced or unbalanced?
a)
balanced
b)
unbalanced
14.
The sum of all forces acting on an object.
a)
Contact Force
b)
Balanced Force
c)
Unbalanced Force
d)
Net Force
15.
If an object is not moving the forces acting upon it are _____________
a)
unbalanced
b)
weak
c)
balanced
d)
Hulk Smash!
16.

What is true about this image?

a)

It shows unbalance forces.

b)

It shows balanced forces.

c)

The people on the right are winning.

d)

The people on the left are winning.

17.

What is true about this picture?

a)

the forces are balanced

b)

the net force is 10N

c)

The net force is 3 N

d)

The net force is 7N

18.

The hockey puck is moving at a constant velocity across the ice. What forces does the puck experience at this moment?

a)

None

b)

Gravity

c)

Gravity and Normal

d)

Gravity, Normal, and Friction

e)

Gravity, Normal, Friction, and Applied

19.
Name the missing force...
a)
tension force
b)
frictional force
c)
normal force
d)
spring force
20.

What is the NET FORCE of this diagram?

a)

17 N, right

b)

17 N, left

c)

23 N, right

d)

12 N, up

21.

Determine the net force and direction of motion:

a)

16 N Right

b)

16 N Left

c)

0 N not moving

d)

0 N left

22.
Name the missing force...
a)
applied force
b)
weight force
c)
lift
d)
normal force
23.
What is the net force in this picture?
a)
50 Newtons to the right
b)
950 Newtons to the right
c)
950 Newtons to the left
d)
50 Newtons to the left
24.

If two forces are opposite each other on a free body diagram you should...

a)

Multiply them together

b)

Divide them into each other

c)

Subtract them from each other

d)

Add them together

25.
Match description with free-body diagram.
a)
A book is at rest on a tabletop.
b)
A gymnast holding onto a bar, is suspended motionless in mid-air. The bar is supported by two ropes that attach to the ceiling. Diagram the forces acting on the combination of gymnast and bar.
c)
An egg is free-falling from a nest in a tree. Neglect air resistance.
d)
A flying squirrel is gliding (no wing flaps) from a tree to the ground at constant velocity. Consider air resistance.
26.
Is it BALANCED? 
a)
Yes
b)
No
27.
What is the net force?
a)
17 N Right
b)
3 N Right
c)
3 N Left
d)
17 N Left
28.
An object at rest will stay at rest and an object in motion will stay in straight line uniform motion unless acted on by a force. Which one of Newton's Laws of Motion is this statement?
a)
4th Law of Motion
b)
1st Law of Motion
c)
3rd Law of Motion
d)
2nd Law of Motion
29.
Which law explains when a magician pulls a tablecloth out from under dishes and glasses on a table without disturbing them.
a)
Law 1
b)
Law 3
30.
A person steps out of the boat and onto the dock.  As the person moves forward onto the dock, the boat moves backward.  Which statement best describes the backward motion of the boat as the person steps forward?
a)
For every action there is an equal  and opposite reaction.
b)
Every mass exerts a force on every other mass.
c)
An object at rest tends to stay at rest.
d)
Friction opposes the motion of an object.
31.
 What is the unit for force?
a)
Isaac
b)
Sir
c)
Newton
d)
Kilogram
32.
Speed in a direction is called
a)
Momentum
b)
Velocity
c)
Speed
d)
Inertia
33.
Which law explains why when you put a book on a table the table pushes on the book
a)
3rd law
b)
4th law
c)
1st law
d)
2nd law
34.
If a 10 kilogram object accelerates suddenly at 15 m/s2, how much force was applied to the object?
a)
150 Newtons
b)
15 Newtons
c)
150 kilograms
d)
100 kilograms
35.
Why is the net force 0 in the image?
a)
Because the elephants are the same size
b)
Because they are both pulling the same amount of force in opposite directions.
c)
Because they are elephants
d)
Because they are pulling away from each other.
36.
What is the speed of an object that travels 20 meters in 4 seconds?
a)
80 m/s
b)
0.2 m/s
c)
5 m/s
d)
24 m/s
37.
Newton's 1st law is often called the _______.
a)
Newton's 2nd law
b)
action-reaction law
c)
law of equality
d)
law of inertia
38.
Which of the following objects has the least acceleration?
a)
a. an empty shopping cart pushed with a hard force
b)
b. a full shopping cart pushed with a hard force
c)
c. an empty shopping cart pushed with a light force
d)
d. a full shopping cart pushed with a light force
39.
What happens when two forces act in the same direction?
a)
They cancel each other out.
b)
The stronger one prevails.
c)
Their strengths are added.
d)
Their sum divided by the two is the total force.
40.
8 N to the left , and 4 N to the right. Find the net force. Is this balanced 
a)
12 N Right  No
b)
4 N Left  No
c)
12 N Right  Yes
d)
4 N Left  Yes
41.
During which interval is the object speeding up?
a)
A to B
b)
B to C
c)
D to E
d)
E to F
42.
What is this graph showing?
a)
Constant Speed
b)
Acceleration (speeding up)
c)
Deceleration (slowing down)
d)
No motion
43.
Any time the forces are unbalanced, an object will remain at rest. True or false?
a)
true
b)
false
44.
When you tell the direction and speed of an object, you give its
a)
motion
b)
velocity
c)
acceleration
d)
mass
45.
What is the net force on the block? (click on the words to view the picture)
a)
5 Newtons up
b)
5 Newtons down
c)
15 Newtons up
d)
15 Newtons down
46.
What does this graph represent?
a)
Constant speed
b)
Acceleration
c)
Not moving
47.
Which of the following statements is true? 
a)
Balanced forces cause a change in motion. 
b)
Unbalanced forces cause a change in motion. 
c)
Forces do not effect the change in motion. 
48.
What is a PUSH or PULL of an object?
a)
Motion
b)
Force
c)
Friction
d)
Gravity
49.
Why is it harder for the boy in Image B to get down the hill?
a)
Motion
b)
Friction
c)
Work
d)
Displacement
50.
Which force produces a change in motion?
a)
unbalanced force
b)
balanced force
c)
gravitational force
d)
frictional force
51.
If these boys are pulling with the same amount of force.  What will happen?
a)
The boy in blue will win.
b)
They will not move at all.
c)
The boy in red will win.
d)
Both will fall down.
52.
Speed is equal to 
a)
Distance/Time
b)
Time/Distance
c)
Time x Distance
d)
Acceleration
53.
Speed is different from velocity because
a)
Velocity has a direction
b)
Speed uses Distance /Time
c)
Velocity doesn't include time
d)
Velocity doesn't include distance
54.
What is the formula for force?
a)
F=M/A
b)
F=A/M
c)
F=M*A
d)
F=M*F
55.
If a 10 kilogram object accelerates suddenly at 15 m/s2, how much force was applied to the object?
a)
150 Newtons
b)
15 Newtons
c)
150 kilograms
d)
100 kilograms
56.

A baseball is thrown a distance of 50 meters. What is the speed if it takes 2 seconds to cover that distance? s=d/t

a)

100 m/s2

b)

25 m/s2

c)

52 m/s2

d)

100 seconds

57.

What motion does this graph show?

a)

Constant slow motion

b)

Acceleration

c)

Constant fast motion

d)

Deceleration

58.

What motion does this graph show?

a)

Constant speed

b)

Deceleration

c)

Acceleration

d)

changing motion

59.

What motion does this graph show?

a)

Deceleration

b)

Constant speed

c)

Going up a hil

d)

Acceleration

60.

What motion does this graph show?

a)

Constant speed

b)

No motion

c)

Acceleration

d)

Constant velocity

61.

What motion does this graph show?

a)

Deceleration

b)

Constant speed

c)

Positive Acceleration

d)

An object returning to the starting location

62.

What motion does this graph show?

a)

No motion

b)

Acceleration

c)

Constant speed

d)

Deceleration

63.

What motion does this graph show?

a)

Returning to start

b)

Constant speed

c)

No motion

d)

Deceleration

64.

What motion does this graph show?

a)

Acceleration

b)

Constant speed

c)

Negative speed

d)

Returning to start

65.

What motion does this graph show?

a)

An object that has constant speed

b)

An object that is stopped

c)

An object that is accelerating

d)

An object that is returning to start

66.

Find the two graphs that show acceleration.

a)
b)
c)
d)
67.

Find the two graphs that show constant speed.

a)
b)
c)
d)
68.

Find the two graphs that show deceleration.

a)
b)
c)
d)
69.

Find the two graphs that show no motion.

a)
b)
c)
d)
70.

Find all of the graphs that show a change in speed.

a)
b)
c)
d)
71.

What is this graph showing?

a)

The object is moving away from starting point at a constant speed

b)

The object is moving back towards the starting point at a constant speed

c)

The object is increasing its velocity

d)

The object is decreasing its velocity

72.
What does this graph represent?
a)
Constant speed
b)
Acceleration
c)
Not moving
73.

The picture of the position vs. time graph shows an object that is...

a)

speeding up

b)

moving at a constant speed

c)

not moving

d)

slowing down.

74.
Which runner stopped for a rest?
a)
Albert
b)
Bob
c)
Charlie
75.

What does either line on this graph represent?

a)

Constant Speed

b)

Speeding up

c)

Not moving

76.

What does a negative sloped line mean on a position vs time graph?

a)

The object is not moving at all

b)

The object is slowing down.

c)

The object is moving at a constant back to where it started.

77.

Which best describes this motion in the graph?

a)

stopped, walking, running home

b)

running, walking, stopped, walking home

c)

walking, stopped, walking, running home

d)

walking, running, running, stopped

78.

Which segment shows the faster speed?

a)

A to B

b)

C to D

c)

B to C

d)

E to F

79.
During which interval is the object not moving?
a)
B to C
b)
C to D
c)
D to E
d)
only at point A
80.
During which interval is the object speeding up?
a)
A to B
b)
B to C
c)
D to E
d)
E to F
81.

Use the graph above and pick the most accurate description of the object's motion

a)

object is moving at constant speed

b)

object is speeding up

c)

object is at rest

d)

object is slowing down

82.

Use the picture above to choose the most accurate description of the object's motion

a)

object is at rest

b)

object is slowing down

c)

object is moving at a constant speed

d)

object is speeding up

83.

Describe the velocity in this graph.

a)

constant and positive

b)

constant and negative

c)

decreasing

d)

increasing

84.
During which interval is the object not moving?
a)
B to C
b)
C to D
c)
D to E
d)
only at point A
85.
During which interval is the object traveling at a constant velocity?
a)
B to C
b)

C to D

c)

E to F

d)

G to H

86.
During which interval is the object slowing down?
a)
A to B
b)
D to E
c)
E to F
d)
G to H
87.
Acceleration occurs when an object changes its speed or ______.
a)
direction
b)
force
c)
inertia
d)
mass
88.
This is a velocity-time graph.  What is the object doing in segment A?
a)
Positive acceleration
b)
Negative acceleration
c)
Constant Velocity
d)
Not moving
89.
This is a velocity-time graph.  What is the object doing in segment B?
a)
Positive acceleration
b)
Negative acceleration
c)
Constant Velocity
d)
Not moving
90.
This is a velocity-time graph.  What is the object doing in segment C?
a)
Positive acceleration
b)
Negative acceleration
c)
Constant Velocity
d)
Not moving
91.
Velocity is
a)
speed and acceleration
b)
constant speed
c)
a frame of reference
d)
speed in a given direction
92.
Acceleration is
a)
increasing speed
b)
decreasing speed
c)
changing direction
d)

all of these

93.
The line C-D shows...
a)
Constant acceleration
b)
Constant speed
c)
deceleration
d)

at rest

94.

Describe the motion on this speed/ time graph.

a)

accelerates... then goes constant speed... then accelerates again

b)

goes constant speed... stops... goes constant speed

95.
Which graph represents the greatest acceleration?
a)
A
b)
B
c)
C
d)
D
96.

Describe the motion in the graph:

a)

Constant Speed (positive slope)

b)

Stopped (at rest)

c)

Acceleration (increasing speed)

d)

Return Home (negative slope)

97.

Describe the motion in the graph:

a)

Constant Speed (positive slope)

b)

Stopped (at rest)

c)

Acceleration (increasing speed)

d)

Return Home (negative slope)

98.

Describe the motion in the graph:

a)

Constant Speed (positive slope)

b)

Stopped (at rest)

c)

Acceleration (increasing speed)

d)

Return Home (negative slope)

99.

Describe the motion in the graph:

a)

Constant Speed (positive slope)

b)

Stopped (at rest)

c)

Acceleration (increasing speed)

d)

Return Home (negative slope)

100.

Describe the motion in the graph:

a)

Constant Speed (positive slope)

b)

Stopped (at rest)

c)

Acceleration (increasing speed)

d)

Return Home (negative slope)

101.

Describe the motion in the graph:

a)

Constant Speed (positive slope)

b)

Stopped (at rest)

c)

Acceleration (increasing speed)

d)

Return Home (negative slope)

102.

Describe the motion in the graph:

a)

Constant Speed (positive slope)

b)

Stopped (at rest)

c)

Acceleration (increasing speed)

d)

Return Home (negative slope)

103.

Describe the motion in the graph:

a)

Constant Speed (positive slope)

b)

Stopped (at rest)

c)

Acceleration (increasing speed)

d)

Return Home (negative slope)

104.

Describe the motion in the graph:

a)

Constant Speed (positive slope)

b)

Stopped (at rest)

c)

Acceleration (increasing speed)

d)

Return Home (negative slope)

105.

Describe the motion in the graph:

a)

Constant Speed (positive slope)

b)

Stopped (at rest)

c)

Acceleration (increasing speed)

d)

Return Home (negative slope)

106.

Describe the motion in the graph:

a)

Constant Speed (positive slope)

b)

Stopped (at rest)

c)

Acceleration (increasing speed)

d)

Return Home (negative slope)

107.

Describe the motion in the graph:

a)

Constant Speed (positive slope)

b)

Stopped (at rest)

c)

Acceleration (increasing speed)

d)

Return Home (negative slope)

108.
What is speed?
a)
how far you go
b)
how much distance is covered over a period of time
c)
how fast you accelerate
d)
the change in the location of a object
109.
What is velocity?
a)
the quickness of an object
b)
the location of an object
c)
acceleration
d)
speed in a specific direction
110.
The graph represents
a)
no motion
b)
constant velocity
c)
acceleration
d)
negative acceleration
111.
Change in velocity over a given period of time is
a)
velocity
b)
motion
c)
speed
d)
acceleration
112.
What is happening at D?
a)
Stationary
b)
Accelerating
c)
Fast steady speed; moving away from the starting position
d)
Slower steady speed; moving away from the starting position
113.

A bicyclist takes a curved, scenic ride through the park going 4.5 m/s. This describes ___.

a)

Speed

b)

Acceleration

c)

Velocity

114.
What is happening at C?
a)
Stationary
b)
Accelerating
c)
Fast steady speed; moving away from the starting position
d)
Steady speed; returning to start position
115.
a)
The boat came to a stop after it traveled for 10 minutes. 
b)
The boat was at rest from 20 to 40 minutes. 
c)
The boat traveled the fastest in the last 20 minutes. 
d)
The boat traveled the shortest distance in the first 20 minutes. 
116.
The graph shows Ashley riding her bike to Maria's house. 
What is occurring from point A to point B?
a)
they are traveling at a constant speed
b)
they are decreasing in speed
c)
they stopped to take a break
117.

While going to school, a student walks an average of 5 km/hr west for 12 blocks. This describes ___.

a)

Speed

b)

Acceleration

c)

Velocity

118.
Acceleration of an object happens when things ________
a)
slow down
b)
go faster
c)
change direction (turn)
d)
All of the above
119.

An airplane flying northwest at 500 mph takes a turn, and flies west. This describes ___.

a)

Speed

b)

Velocity

c)

Acceleration

120.

This is a distance/ time graph. What does this graph represent?

a)

Constant Speed

b)

Acceleration

c)

Not moving

121.
What two measurements are necessary for calculating speed?
a)
Mass and time
b)
Temperature and mass
c)
Mass and distance
d)
Distance and time
122.
What is the speed of an object that travels 60 meters in 4 seconds?
a)
240 m/s
b)
15 m/s
c)
0.067 m/s
d)
15 mph
123.
How long will it take a car driving at 40 mph to travel 100 miles?
a)
140 hours
b)
0.4 hours
c)
400 miles
d)
2.5 hours
124.
A description of the speed and direction of an object's motion
a)
Velocity
b)
Speed
c)
Acceleration
d)
Vector
125.

How quickly velocity is changing is ______.

a)

Velocity

b)

Speed

c)

Displacement

d)

Acceleration

126.
What is the speed of an object that travels 20 meters in 4 seconds?
a)
80 m/s
b)
0.2 m/s
c)
5 m/s
d)
24 m/s
127.
How long would it take a person jogging 5 m/s to travel 100 meters?
a)
20 s
b)
0.05 s
c)
500 s
d)
50 s
128.

This is a distance/ time graph. What does this graph represent?

a)

Constant speed

b)

Acceleration

c)

Not moving

129.

This is a distance/ time graph. What is happening at D?

a)

Stationary

b)

Accelerating

c)

Fast steady speed; moving away from the starting position

d)

Slower steady speed; moving away from the starting position

130.

This is a distance/ time graph. What is happening at E?

a)

Stationary

b)

Accelerating

c)

Fast steady speed; moving away from the starting position

d)

Steady speed; returning to start position

131.

This is a distance/ time graph. What is happening at A?

a)

Stationary

b)

Accelerating

c)

Slower steady speed; moving away from the starting position

d)

Steady speed; returning to start position

132.

This is a distance/ time graph. What is happening at B?

a)

Stationary

b)

Accelerating

c)

Slower steady speed; moving away from the starting position

d)

Steady speed; returning to start position

133.
Which runner won the race?
a)
A
b)
B
c)
C
134.
At what time did runner A pass runner B?
a)
0 seconds
b)
1 second
c)
2 seconds
d)
3 seconds
135.
On a distance vs. time graph, the steeper the slope _____
a)
the slower the speed
b)
the faster the speed
c)
less acceleration
d)
greater acceleration
136.

This is a velocity/ time graph. Describe the motion of the object at point C.

a)

The object is speeding up.

b)

The object is decelerating.

c)

The object is moving at a constant speed.

d)

The object is moving closer to the starting point.

137.

This is a velocity/ time graph. Describe the motion of the object at point A.

a)

The object is speeding up.

b)

The object is decelerating.

c)

The object is moving at a constant speed.

d)

The object is moving farther away from the starting point.

138.

This is a velocity/ time graph. Describe the motion of the object at point B.

a)

The object is speeding up.

b)

The object is decelerating.

c)

The object is moving at a constant speed.

d)

The object is not moving.

139.

This is a velocity/ time graph. Describe the motion of the object at point D.

a)

The object is speeding up.

b)

The object is decelerating.

c)

The object is moving at a constant speed.

d)

The rate of acceleration is changing.

140.

Mary is ridding at a constant speed on a mini train at the amusement park ride. The train goes around a circular track 5 times before the ride is over. Is Mary accelerating?

a)

Yes she is accelerating because she is changing directions.

b)

No she is not accelerating because she is moving at a constant speed.

c)

No she is not accelerating because her velocity is changing.

141.

Calculate the speed of each car. s=d/t

a)

Red: 5 km/h Blue: 2 km/h

b)

Red: 200 km/h Blue: 250 km/h

c)

Red: 40 km/h Blue: 125 km/h

d)

Red: 125 km/h Blue: 40 km/h

142.

What is the speed of an object that travels 100 meters in 5 seconds?

a)

500 m/s

b)

20 m/s

c)

0.5 m/s

d)

20 mph

143.

How long will it take a car driving at 50 mph to travel 100 miles?

a)

150 hours

b)

0.5 hours

c)

500 miles

d)

2 hours

144.
A description of the speed and direction of an object's motion
a)
Velocity
b)
Speed
c)
Acceleration
d)
Vector
145.

How quickly velocity is changing is ______.

a)

Velocity

b)

Speed

c)

Displacement

d)

Acceleration

146.

This is a distance/ time graph. What does this graph represent?

a)

Constant speed

b)

Acceleration

c)

Not moving

147.

What is happening on the graph from 4-5 seconds?

a)

The car is slowing down.

b)

The car is moving the fastest.

c)

The car is stopping.

d)

Not enough information is given.

148.
Which runner won the race?
a)
A
b)
B
c)
C
149.
On a distance vs. time graph, the steeper the slope _____
a)
the slower the speed
b)
the faster the speed
c)
less acceleration
d)
greater acceleration
150.

On this velocity/ time graph where is the object accelerating?

a)

B-C

b)

D-E

c)

E-F

d)

None of these

151.

On this velocity/ time graph where is the object not moving?

a)

B-C

b)

C-D

c)

E-F

d)

None of these

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