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Unit 1 Forces and Motion Practice

Total questions: 158

Worksheet time: 2hrs 5mins

Name
Class
Date
1.

Select the description of motion from A - B.

a)

Slowing down away from the origin

b)

Speeding up away from the origin

c)

Constant velocity away from the origin

d)

Constant velocity towards the origin

2.
If two spheres of different masses, but the same size are dropped at the same time
a)
they will hit the floor at the same time
b)
the larger mass will hit first
c)
the smaller mass will hit first
3.

Which segment shows an object speeding up towards the origin?

a)

A to B above the x-axis

b)

C to D below the x-axis

c)

C to D above the x-axis

d)

D to E

4.

The slope of a velocity - time graph represents?

a)

Velocity

b)

Displacement

c)

Acceleration

d)

Time

5.

The area between the x-axis and the line of a velocity - time graph represents?

a)

Velocity

b)

Displacement

c)

Acceleration

d)

Time

6.

The graph depicts what type of motion?

a)

Rest

b)

Constant Velocity

c)

Speeding up

d)

Slowing down

7.

The graph depicts what type of motion?

a)

Rest

b)

Constant Velocity

c)

Speeding up

d)

Slowing down

8.

Which direction is the object moving based on the graph

a)

positive

b)

negative

9.

The graph depicts what type of motion?

a)

Rest

b)

Constant Velocity

c)

Speeding up

d)

Slowing down

10.

Which line shows the fastest velocity? (choose all that apply)

a)

Line A

b)

Line B

c)

Line C

d)

Line D

e)

None of them

11.
At 60 seconds, how far had this object traveled? 
a)
0 m
b)
10 m
c)
20 m
d)
40 m
12.
According to the graph how far does the person travel in the first 5 seconds?
a)
2 m
b)
10 m
c)
0 m
d)
5 m
13.
Which runner had a head start?
a)
A
b)
B
c)
C
14.
What does this graph represent?
a)
Constant speed
b)
Acceleration
c)
Not moving
15.
Which runner won the race?
a)
A
b)
B
c)
C
d)
It was a tie
16.

On a position-time graph, the steeper the slope _____

a)

the slower the speed

b)

the faster the speed

c)

the less the acceleration

d)

the greater the acceleration

17.

What is happening in this graph from point B to C?

a)

The object is going down a hill.

b)

The object is returning to its starting location.

c)

The object is slowing down.

d)

The object is staying still.

18.

According to the graph how far does the person travel in the first 5 seconds?

a)

2 m

b)

10 m

c)

0 m

d)

5 m

19.

Describe the motion of an object given by this position-time graph.

a)

not moving, then moving backward

b)

moving forward, then not moving

c)

moving backward, then not moving

d)

moving forward, then backward

20.

From the following position-time graph of two brothers running a 100-m run, analyze at what time do both brothers have the same position. The smaller brother started the race from the 20-m mark.

a)

2 s

b)

4 s

c)

6 s

d)

8 s

21.

Slope of a Position -Time graph gives

a)

Velocity

b)

Displacement

c)

Acceleration

d)

Distance

22.

Describe the motion of an object given by this Position-time graph.

a)

slowing down, moving backward

b)

slowing down, moving forward

c)

speeding up, moving backward

d)

speeding up, moving forward

23.

Describe the motion of an object given by this Position-time graph.

a)

speeding up

b)

slowing down

c)

constant speed

d)

not moving

24.

Describe the motion of an object given by this Position-time graph.

a)

speeding up

b)

slowing down

c)

constant speed

d)

not moving

25.

Given the Position-time graph below, which way is the object moving at 3 seconds?

a)

forward

b)

backward

c)

not moving

26.
What is the person doing from 5 seconds to 10 seconds?
a)
Walking 
b)
Running
c)
Standing Still 
d)
Walking Fast
27.

What is the average velocity of this object? Use slope equation.

a)

+ 0.5 m/s

b)

-0.5 m/s

c)

+ 2 m/s

d)

-2 m/s

28.

Which one of the following graphs describes an object that is moving at a constant speed to the right (+ direction)?

a)

a.

b)

b.

c)

c.

d)

d.

29.

The velocity-time table represents the motion of a rightward-moving motorcycle. What is the magnitude (i.e., value) and direction of the acceleration?

a)

2 ms2 Right2\ \frac{m}{s^2}\ \ \ Right

b)

2 ms2 Left2\ \frac{m}{s^2}\ \ \ \ Left

c)

4 ms2 Right4\ \frac{m}{s^2}\ \ \ \ \ Right

d)

4 ms2 Left4\ \frac{m}{s^2}\ \ \ \ Left

30.

The dot diagram represents the motion of a rightward-moving truck. What is the direction of the truck's acceleration?

a)

Right

b)

Left

c)

The truck is not accelerating

d)

Can not be deduced from the given information

31.

What is the unit for velocity?

a)

m

b)

s

c)

m/s

d)

m/s/s

32.

Velocity and time information for a rightward-moving car are shown.

What is the magnitude (i.e., value) and direction of the acceleration?

a)

10 ms210\ \frac{m}{s^2}

b)

2 ms22\ \frac{m}{s^2}

c)

16 ms216\ \frac{m}{s^2}

d)

8 ms28\ \frac{m}{s^2}

33.

Two cars traveling in different directions at the same speed have the same velocities.

a)

True

b)

False

34.

If a ball rolls 30 meters in 5 seconds, what is its velocity?

a)

6 m/s

b)

10 m/s

c)

3 m/s

d)

150 m/s

35.
A golf ball accelerates off a tee at 15m/s2, changing its velocity from 0m/s to 50 m/s down the fairway. How long did it take the golf ball to accelerate?
a)
750 seconds
b)
35 seconds
c)
0.3 seconds
d)
3.3 seconds
36.
A ball of clay is thrown at a wall at a velocity of 28.0 m/s.  After it hits the wall, it takes 0.020 s to stop.  What is the acceleration of the clay when it hits the wall?
a)
1400 m/s2
b)
-1400 m/s2
c)
0.56 m/s2
d)
-0.56 m/s2
37.
A box sliding down an inclined plane attains a velocity of 27 m/s in 3 seconds from rest.  Find the acceleration.
a)
30 m/s
b)
24 m/s2
c)
9 m/s2
d)
81 km/hr
38.

Why does a car accelerate as it round a corner at a constant speed?

a)

Its direction changes

b)

It doesn't

c)

It slows down

d)

It speeds up

39.
Acceleration only takes place when things speed up. 
a)
True
b)
False
40.

A downward moving elevator is slowing down. What is the direction of the elevator's acceleration?

a)

Down

b)

Up

c)

No acceleration

d)

Not enough information

41.

In each of the following cases, determine where the car has no acceleration ?

a)

A car shortly after a stoplight turns green.

b)

A car approaching a red light.

c)

A car with the cruise control set at 30 m/s.

d)

A car turning a curve at a constant speed.

42.
When are you undergoing an acceleration in a car? 
a)
speed up
b)
slow down
c)
make turns
d)
All of the above 
43.

What is the difference between mass and weight?

a)

mass is how much matter is in an object, and weight is the gravitational pull on that object

b)

mass and weight are the same

c)

weight affects how much mass is in an object

d)

weight is determined by how many atoms make up an object

44.

The unit of measurement for force is

a)

meter

b)

Newton

c)

Kilogram

d)

Joule

45.
Why would you weigh less on the moon compared to Earth?
a)
less air
b)
less sunlight
c)
more gravitational pull
d)
less gravitational pull
46.

How do you calculate force of gravity?

a)

Fg = m/g

b)

Fg= m+g

c)

Fg= m

d)

Fg= m*g

47.

What is a normal force?

a)

It always opposes gravity. The same as a frictional force.

b)

It is equivalent to the weight of an object.

c)

It is a contact force supporting from the surface below.

d)

It is equivalent to mass.

48.
Name the missing force....
a)
weight force
b)
normal force
c)
frictional force
d)
tension force
49.

A man standing on a scale in an elevator notices that the scale reads 40 newtons greater than his normal weight.


Which type of movement of the elevator could cause this greater-than-normal reading?

a)

accelerating upward

b)

accelerating downward

c)

moving upward at a constant speed

d)

moving downward at a constant speed

50.

A woman standing on a scale in an elevator notices that the scale reads 100 newtons less than her normal weight. Which type of movement of the elevator could cause this greater-than-normal reading?

a)

accelerating upward

b)

accelerating downward

c)

moving upward at a constant speed

d)

moving downward at a constant speed

51.

The elevator is accelerating downwards at a rate of 2 m/s/s. What would the people in the elevator feel like?

a)

Heavier than normal

b)

Lighter than normal

c)

Normal weight

d)

Weightless

52.

The elevator is accelerating upwards at a rate of 2 m/s2. What would the people in the elevator feel like?

a)

Heavier than normal

b)

Lighter than normal

c)

Normal weight

d)

Weightless

53.

The elevator is moving upwards at a constant speed. What would the people in the elevator feel like?

a)

Heavier than normal

b)

Lighter than normal

c)

Normal weight

d)

Weightless

54.

What is Newton's 2nd Law?

a)

Every action has an equal and opposite reaction

b)

An object at rest stays at rest, an object in motion stays in motion.

c)

F = ma

d)

Friction

55.

If the man pushes with an equal amount of force, which object will accelerate more?

a)

Car because it has more mass

b)

Lawnmower because it has less mass

c)

Car because it has less mass

d)

Lawnmower because it has more mass

56.

The unit of measurement for force is

a)

meter

b)

Newton

c)

Kilogram

d)

Joule

57.

Calculate the displacement traveled in section D. Hint: Remember the area under a v-t graph = displacement!

a)

250 m

b)

50 m

c)

100 m

d)

200 m

e)

150 m

58.

Calculate the displacement traveled in section A. Hint: Remember the area under a v-t graph = displacement!

a)

75m

b)

50 m

c)

100 m

d)

125 m

e)

150 m

59.

Calculate the displacement traveled in section B. Hint: Remember the area under a v-t graph = displacement!

a)

150 m

b)

50 m

c)

100 m

d)

200 m

60.
Why would one ball accelerate more than the other when pushed with the same amount of force?
a)
Different weights
b)
Different forces
c)
Different masses
d)
Different sizes
61.

According to Newton's second Law, which would take more force to slow down?

a)

The silver car

b)

The green car

c)

They would both take the same force

62.

True or False: There is no gravity in space.

a)

True

b)

False

63.

True or False: On Earth the acceleration of a falling object changes by 10 meters per second each second.

a)

True

b)

False

64.

Select all statements that are true about "acceleration due to gravity."

a)

It is near a constant value on Earth.

b)

It changes value from planet to planet.

c)

It increases as an object falls

d)

It is in the positive direction.

65.

What are the units for acceleration?

a)

Meters

b)

Meters per second

c)

Meters per second squared

d)

Seconds

66.

When an object is tossed in the air, the velocity is always 0 m/s __________.

a)

At the top

b)

As the final velocity

c)

As the initial velocity

d)

At the bottom

67.

True or False: If a skydiver jumps out of a plane, they will continue to increase velocity until they hit the ground.

a)

True

b)

False

68.

What is the difference between mass and weight? (Select all that apply)

a)

Nothing, they are different words for the same thing.

b)

Mass is matter. Weight is force due to gravity.

c)

Weight is matter. Mass is force due to gravity.

d)

You can lose mass, but not weight, with exercise.

e)

You can lose weight, but not mass, with exercise.

69.
Which runner had a head start?
a)
A
b)
B
c)
C
70.

from 3rd second to 5th second, the object is

a)

moving at a constant speed

b)

speeding up

c)

not moving

d)

slowing down

71.
What does this graph represent?
a)
Constant speed
b)
Acceleration
c)
Not moving
72.
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
73.

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

74.
How long did it take this object to travel back to its reference/starting point?
a)
20 s
b)
30 s
c)
60 s
d)
100 s
75.

What is happening in this graph from point B to C?

a)

The object is going down a hill.

b)

The object is returning to its starting location.

c)

The object is slowing down.

d)

The object is staying still.

76.
The speed of the object is changing during interval:
a)
A-B
b)
B-C
c)
C-D
d)
D-E
77.

From t=1.0 second to t=3.0 seconds, the object is

a)

moving at a constant speed

b)

speeding up

c)

not moving

d)

slowing down

78.

On a position-time graph, the position (distance) is plotted on the ____ axis.

a)

x

b)

y

79.

What does the slope of a position-time graph represent?

a)

Distance

b)

Displacement

c)

Velocity

d)

Acceleration

80.

What does the slope of a velocity-time graph represent?

a)

Distance

b)

Displacement

c)

Velocity

d)

Acceleration

81.

Explain the motion from 0-1s

a)

Stationary

b)

Constant speed

c)

Constant acceleration

d)

Non-constant acceleration

82.

Explain the motion from 1-3s

a)

Stationary

b)

Constant speed

c)

Constant acceleration

d)

Non-constant acceleration

83.

Explain the motion from 3-5s

a)

Stationary

b)

Constant speed

c)

Constant acceleration

d)

Non-constant acceleration

84.

Explain the motion from 5-7s

a)

Stationary

b)

Constant speed

c)

Constant acceleration

d)

Constant deceleration

85.

Explain the motion from 8s onwards. The blue line runs along the x-axis. Hint: What is the velocity from 8s onwards.

a)

Stationary

b)

Constant speed

c)

Constant acceleration

d)

Constant deceleration

86.

Where is the acceleration the highest?

a)

0-1s

b)

1-3s

c)

3-5s

87.
The picture of the position vs. time graph shows an object that is...
a)
accelerating/speeding up
b)
moving at a constant speed 
c)
not moving 
d)
accelerating/slowing down. 
88.
Which runner won the race?
a)
A
b)
B
c)
C
89.

A quantity that includes both size and direction.

a)

scalar

b)

vector

c)

magnitude

d)

direction

90.

A push or pull on an object.

a)

Magnitude

b)

Force

c)

Newton

d)

Motion

91.

Standard unit of measurement for force

a)

Newton

b)

Mass

c)

Magnitude

d)

Meter

92.

The combination of all forces acting on an object.

a)

Motion

b)

Newton

c)

Net force

d)

Friction

93.

Direction is...

a)

how fast an object is moving.

b)

a force that pulls.

c)

the path in which an object is facing or moving.

d)

the change in an object's position over time.

94.

An object in motion will remain in motion unless acted upon by another force.

a)

Newton's Third Law of Motion

b)

Net force

c)

Newton's First Law of Motion

d)

Newton's Second Law of Motion

95.

The speed and direction of a moving object.

a)

Velocity

b)

Mass

c)

Friction

d)

Kinematics

96.

a force of attraction between two objects that is due to their masses

a)

gravity

b)

force

c)

friction

97.

The distance an object travels per unit of time.

a)

Net force

b)

Speed

c)

Gravity

d)

Displacement

98.

A measure of the force of gravity on an object

a)

Mass

b)

Force

c)

Weight

d)

Net force

99.

The tendency of an object to resist a change in motion.

a)

Mass

b)

Force

c)

Inertia

d)

Gravity

100.

greatness of size, strength, or importance

a)

magnitude

b)

velocity

c)

Speed

101.

The amount of matter in an object.

a)

Weight

b)

Mass

c)

Speed

d)

Magnitude

102.

A force that opposes motion between two surfaces that are in contact

a)

Gravity

b)

Friction

c)

Mass

d)

Net force

103.
The speed and direction of an object's motion.
a)
Inertia
b)
Equilibrium
c)
Velocity
d)
Acceleration
104.

The change in position of an object.

a)

Acceleration

b)

Motion

c)

Meter

d)

Unbalanced Force

105.
The rate at which the velocity of an object changes over time.
a)
Acceleration
b)
Speed
c)
Direction
d)
Motion
106.

A non-contact force that pulls objects toward one another.

a)

Gravity

b)

Speed

c)

Force

d)

Net force

107.

The location of an object.

a)

Force

b)

Motion

c)

Gravity

d)

Position

108.

Speed in a direction.

a)

Momentum

b)

Velocity

c)

Speed

d)

Inertia

109.

According to Newton's First Law, an object in motion will stay in motion unless:

a)

An opposing force acts on it.

b)

It's in outer space.

c)

It stops.

d)

It remains at rest.

110.

For every action, thereʼs an equal and opposite reaction.

a)

Newton's First Law

b)

Newton's Second Law

c)

Newton's Third Law

d)

Net force

111.

Newtons 2nd Law of Motion

a)

Force= Mass multiplied by Acceleration

b)

An object at rest stays at rest unless acted on an unbalanced force. (inertia)

c)

For every action there is a equal and opposite re-action.

d)

Law of gravity

112.

The standard unit of measurement for velocity.

a)

meters

b)

seconds

c)

meters per second

d)

meters per second squared

113.

The standard unit of measurement for acceleration.

a)

meters

b)

seconds

c)

meters per second

d)

meters per second squared

114.

The area between the x-axis and the line of a velocity - time graph represents?

a)

Velocity

b)

Displacement

c)

Acceleration

d)

Time

115.

The x-axis of a velocity - time graph represents?

a)

Velocity

b)

Displacement

c)

Acceleration

d)

Time

116.

The y-axis of a velocity - time graph represents?

a)

Velocity

b)

Displacement

c)

Acceleration

d)

Time

117.

Find the displacement from A to B?

a)

625m

b)

25m

c)

50m/s

118.

Calculate the total displacement in the first 3s.

(a)  

119.

Calculate the total displacement in the first 1s.

(a)  

120.

Calculate the displacement traveled in section C. Hint: Remember the area under a v-t graph = displacement and you will need to use TWO shapes!

a)

200 m

b)

100 m

c)

50 m

d)

400 m

121.

Calculate the displacement traveled in section B. Hint: Remember the area under a v-t graph = displacement!

a)

150 m

b)

50 m

c)

100 m

d)

200 m

122.

Calculate the displacement traveled in section D. Hint: Remember the area under a v-t graph = displacement!

a)

250 m

b)

50 m

c)

100 m

d)

200 m

e)

150 m

123.

Calculate the displacement traveled in section A. Hint: Remember the area under a v-t graph = displacement!

a)

75m

b)

50 m

c)

100 m

d)

125 m

e)

150 m

124.

What does Δx\Delta x  mean?

a)

change in position

b)

sum of position

c)

duration

d)

position

125.

What is the object's displacement from 0 s to 1 s?

a)

-5 m

b)

5 m

c)

2.5 m

d)

-2.5 m

126.

What is the object's displacement from 4 s to 6 s?

a)

15 m

b)

30 m

c)

60 m

d)

90 m

127.

What is the object's displacement from 1 s to 3 s?

a)

10 m

b)

15 m

c)

20 m

d)

30 m

128.

What is the object's displacement from 0 s to 2 s?

a)

-2.5 m

b)

0 m

c)

2.5 m

d)

5 m

129.
What is the total displacement of the object represented in this motion graph?
a)
5 meters
b)
4 meters
c)
2 meters
d)
0 meters
130.
What is the total distance of the object represented in this motion graph?
a)
5 meters
b)
4 meters
c)
2 meters
d)
0 meters
131.
What is the total displacement of the object represented in this motion graph?
a)
0 meters
b)
20 meters
c)
30 meters
d)
60 meters
132.
What is the total distance of the object represented in this motion graph?
a)
0 meters
b)
20 meters
c)
30 meters
d)
60 meters
133.
What is the total distance of the object represented in this motion graph? 
a)
50 meters
b)
- 50 meters
c)
150 meters
d)
100 meters
134.
What is the total displacement of the object represented in this motion graph? 
a)
0 meters
b)
- 50 meters
c)
50 meters
d)
100 meters
135.
What is the total distance of the object represented in this motion graph?
a)
0 meters
b)
300 meters
c)
450 meters
d)
600 meters
136.
What is the total displacement of the object represented in this motion graph?
a)
0 meters
b)
300 meters
c)
450 meters
d)
600 meters
137.
Jerry walked from home to school, then from the school to the park.  What is his total distance?
a)
2 km
b)
5 km
c)
8 km
d)
10 km
138.
Jerry walked from home to school, then from the school to the park.  What is his total displacement?
a)
2 km
b)
5 km
c)
8 km
d)
10 km
139.
Which of the following describes distance and displacement correctly?
a)
The blue arrow shows distance and the orange arrows show displacement
b)
The blue arrow shows displacement and the orange arrows show distance
c)
Both arrows show distance only
d)
Both arrows show distance and displacement
140.
The length between two points is called ________ .
a)
displacement
b)
length
c)
division
d)
distance
141.
After completing one trip on a roller coaster, the roller coaster's ________ is zero.
a)
displacement
b)
reference point
c)
length
d)
distance
142.
Because displacement has a magnitude and direction it is called a ______. 
a)
distance
b)
vector
c)
arrow
d)
length
143.
 Jermaine runs exactly 2 laps around a 400 meter track. What is the displacement?
a)
800
b)
400
c)
0
d)
200
144.
Scott travels north 5 miles and then goes west 3 miles before coming straight back south 2 miles. What is his distance?
a)
10
b)
7
c)
8
d)
6
145.

Negative displacement means the object is

a)

moving to the right.

b)

moving to the left.

c)

slowing down.

d)

negative displacement is not possible.

146.

Distance

a)

Total length of the path travelled

b)

How far an object is from its starting point

c)

Location of an object relative to a defined zero point

147.
The word ________ is defined as the change in position of an object. It also implies that an object has moved.
a)
Velocity
b)
Displacement
c)
Speed
d)
Magnitude
148.
What was the total distance traveled by object A?
a)
5 m
b)
7 m
c)
12 m
d)
6 m
149.
What was the total distance traveled by object C?
a)
8 m
b)
10 m
c)
12 m
d)
14 m
150.

Ray runs 30 feet north, 30 feet west, and then 30 feet south. What is the displacement?

a)

30 feet west

b)

90 feet

c)

30 feet south

d)

0 feet

151.

Wind blowing at 20 mph. Vector or scalar?

a)

Scalar

b)

Vector

152.

30 m/sec, East. Scalar or Vector?

a)

Scalar

b)

Vector

c)

Neither

153.
What is magnitude?
a)
The direction that describes a quantity.
b)
A numerical value
c)
A unit of force
154.
A quantity that has both magnitude and direction is called a scalar quantity.
a)
True
b)
False
155.
A scalar is a magnitude _____.
a)
With direction.
b)
Without direction.
156.
Which of the following is always positive?
a)
vector
b)
scalar
c)
direction
d)
magnitude
157.
Distance
a)
Vector
b)
Scalar
158.
Displacement
a)
Vector
b)
Scalar