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Physics Fall Semester Final Review

Total questions: 127

Worksheet time: 3hrs 20mins

Name
Class
Date
1.

What two measurements are necessary for calculating speed?

a)

Mass and time

b)

Temperature and mass

c)

Mass and distance

d)

Distance and time

2.

Can be measured in seconds (s)

a)

Distance

b)

Time

c)

Speed

d)

Acceleration

3.

A measurement of how fast an object is moving

a)

Velocity

b)

Speed

c)

Vector

d)

Acceleration

4.

A description of the speed and direction of an object's motion

a)

Velocity

b)

Speed

c)

Acceleration

d)

Vector

5.

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

6.

If you run around the football field (which is 2 miles) 3 times, what is your distance?

a)

0 miles

b)

3 miles

c)

6 miles

d)

9 miles

7.

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

8.

An old lady rolls down a hill at 3 meters/second. The hill is 36 meters long. How many seconds does it take the old lady to reach the bottom of the hill?

a)

39 seconds

b)

12 seconds

c)

15 seconds

d)

33 seconds

9.

You walk 10 meters to math class in 20 seconds. Your average speed is

a)

2 m/s

b)

0.5 m/s

c)

200 m/s

d)

5 m/s

10.
A runner races in the 100 meter dash.  It takes her 10 seconds to finish.  What is her average speed?
a)
10 m/s
b)
1000 m/s
c)
100 seconds
d)
10 seconds
11.

It took Shawn 6 hours to walk to Susan's house at 2 km/hr. How far is it between Shawn's house and Susan's house?

a)

12 km

b)

3 km

c)

12 hours

d)

3 hours

12.
If the average speed of a car is 110 km/h, how long will it take the car to travel 715 km?
a)
6 h
b)
6.5 km/h
c)
6.5 h
13.

How long will it take to go 150,000 m traveling at 50 km/hr?

a)

3000 hours

b)

3000 sec

c)

3 hours

d)

3 sec

14.

Jose wandered 4 km at 2 km/hr. How long did Jose wander?

a)

2 hours

b)

8 hours

c)

0.5 hours

d)

2 km

15.
Bill runs 400 meters to Andy's house, turns around, and runs 400 meters back home.  What is Bill's displacement?
a)
0 meters
b)
400 meters
c)
800 meters
d)
1600 meters
16.

Two people walk across a parking lot. Their paths are shown in the image. Who traveled with a larger displacement?

a)

Person A

b)

Person B

c)

They both had the same displacement.

17.

Two people walk across a parking lot. Their paths are shown in the image. Who traveled with a larger displacement?

a)

Person A

b)

Person B

c)

They both had the same displacement.

18.

Billy runs 400 meters to Andy's house, turns around, and runs 400 meters back home. What is Billy's distance?

a)

0 meters

b)

400 meters

c)

800 meters

d)

1600 meters

19.

Billy runs 400 meters to Andy's house, turns around, and runs 400 meters back home. What is Billy's displacement?

a)

0 meters

b)

400 meters

c)

800 meters

d)

1600 meters

20.

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

21.

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

22.

From the figure, what is the displacement?

a)

20 meters

b)

25 meters

c)

15 meters

d)

25 meters NE

23.

The change in an objects position from the final position to initial position.

a)

displacement

b)

distance

c)

motion

d)

reference point

24.
David walks 3 km north, and then turns east and walks 4 km. What is the distance?
a)
7 km
b)
3 km
c)
4 km
d)
1 km
25.
Ronaldo runs across a soccer field, moving 10 meters north, then 8 meters west. His displacement would be:
a)
10.2 m, NW
b)
12.8 m, NW
c)
15.4 m, NW
d)
18.0 m, NW
26.
Because displacement has a magnitude and direction it is called a ______. 
a)
distance
b)
vector
c)
arrow
d)
length
27.

What are you calculating when you divide the distance an object travelled by the amount of time it took for that object to travel that distance?

a)

velocity

b)

slope

c)

motion

d)

speed

28.

Distance ÷ Time =

a)

velocity

b)

speed

c)

acceleration

d)

direction

29.

The SI unit for speed is_______.

a)

meters per second

b)

miles per hour

c)

miles per second

d)

meters per hour

30.

speed in a given direction

a)

velocity

b)

average speed

c)

instantaneous speed

d)

speed

31.

Vector or Scalar?

Wind blowing at 20 mph.

a)
Scalar
b)
Vector
32.

Vector or Scalar?

A deer running 15 meters per second due west.

a)
Scalar
b)
Vector
33.
Distance and direction of an object's change in position from a starting point
a)
displacement
b)
distance
c)
motion
d)
reference point
34.
Which symbol is used to show vector quantities?
a)
Circle
b)
Line
c)
Arrow
d)
Triangle
35.
A quantity that has both magnitude and direction is called a scalar quantity.
a)
True
b)
False
36.

Another word for "size" is...

a)

magnification

b)

magnetism

c)

magnitude

d)

magnanimity

37.

A runner races in the 100 meter dash. It takes her 10 seconds to finish. What is her average speed?

a)

10 m/s

b)

1000 m/s

c)

100 seconds

d)

10 seconds

38.

A vehicle travels 2345 m in 315 s toward the evening sun. What is its speed?

a)

7.44 m/s

b)

0.13 m/s

c)

738,675 m/s

d)

7.44m

39.

A runner runs 2 laps around a track with a circumference of 400 m. What is their total displacement?

a)

800 m

b)

0

c)

400 m

d)

400 m North

40.
A girl is pedaling her bicycle at a speed of 0.10 km/min.  How far will she travel in two hours? (pay attention to units) 
a)
20 km 
b)
.2 km
c)
3 km 
d)
12 km 
41.

35 m/s would describe

a)

distance

b)

displacement

c)

speed

d)

velocity

42.

5 m/s west would describe

a)

distance

b)

displacement

c)

speed

d)

velocity

43.

seconds is a unit for

a)

distance

b)

time

c)

speed

d)

acceleration

44.

meter is a unit for

a)

distance

b)

time

c)

speed

d)

acceleration

45.

What is the speed of an object that travels 60 meters in 4 seconds?

a)

240 m/s

b)

0.067 s

c)

15 m/s

d)

15 mph

46.

Joe rides his bike from point A to point B and then on to point C. What is the total distance traveled?

a)

12 m

b)

43 m

c)

7 m

d)

12 m

47.
What is the horizontal acceleration of a projectile?
a)
0 m/s2
b)
9.8 m/s2
48.
If you throw a baseball straight up, what is its acceleration at the highest point?
a)
9.8 m/s2
b)
9.8 m/s
c)
0 m/s2
d)
0 m/s
49.
Two objects of the same mass are launched from the ground. Object A has a launch angle of 45, while Object B has a launch angle of 65. Which object will hit the ground first?
a)
A
b)
B
c)
Both objects hit the ground at the same time
d)
unable to determine with the given information
50.
The shape of the path a projectile follows...
a)
circular
b)
linear
c)
wavy
d)
parabolic
51.
What is the vertical acceleration of a projectile?(neglect air resistance) 
a)
0 m/s2
b)
9.8 m/s2
52.

In a projectile motion we always have...

a)

1 component (x)

b)

3 components (x,y, and z)

c)

2 components (x and y)

d)

0 components

53.

What is the direction of the acceleration for any projectile?

a)

The direction the projectile is traveling.

b)

Down

c)

Up

d)

Sideways

54.

A ball is thrown and follows the parabolic path shown above. Air friction is negligible. Point Q is the highest point on the path. Points P and R are the same height above the ground. How do the speeds of the ball at the three points compare?

a)

vP < vQ < vR

b)

vR < vQ < vP

c)

vQ < vR < vP

d)

vQ < vR = vP

e)

vP = vQ < vR

55.

A ball is thrown and follows the parabolic path shown above. Air friction is negligible. Point Q is the highest point on the path. Points P and R are the same height above the ground. Which of the following diagrams best shows the direction of the acceleration of the ball at point P?

a)
b)
c)
d)
e)
56.

If a ball thrown straight up into the air takes 4 seconds to reach the top (peak), how long will it take to travel from the peak back to the original position?

a)

0s

b)

1s

c)

3s

d)

4s

57.

The fact that an apple and a watermelon, dropped simultaneously from the same height, would hit the ground at the same time indicates that

a)

you don't like apples or watermelons.

b)

greater masses have greater acceleration.

c)

lesser masses have greater acceleration.

d)

acceleration is independent of mass.

58.

The initial horizontal velocity of a projectile is ____ its final horizontal velocity.

a)

less than

b)

equal to

c)

greater than

59.

What is the velocity of an object launched straight up at its highest point?

a)

zero

b)

equal to its vx

c)

½ its maximum value

d)

equal to gravity

60.

The path followed by a projectile is also known as its

a)

trajectory

b)

range

c)

height

d)

vertical displacement

61.

Once a projectile is launched, what is the only force that affects its motion?

a)

mass

b)

friction

c)

inertia

d)

gravity

62.

At what point is vy= 0 m/s?

a)

A

b)

B

c)

C

d)

D

e)

None of these points

63.

At what point is vx= 0 m/s?

a)

A

b)

B

c)

C

d)

D

e)

None of these points

64.
If you drop a banana, how fast is it going after 2 seconds?
a)
4.9m/s
b)
9.8m/s
c)
19.6m/s
d)
29.4m/s
65.
A ball is thrown horizontally at a height of 2.2 meters at a velocity of 65 m/s. Assume no air resistance. How far did the ball travel horizontally when it hit the ground?
a)
14.3 m
b)
30.55 m
c)
65 m
d)
43.55 m
66.
A ball is thrown horizontally at a height of 2.2 meters at a velocity of 65 m/s. Assume no air resistance. How long until the ball reaches the ground?
a)
0.45 s
b)
0.67 s
c)
0.22 s
d)
0.47 s
67.

A force is a _______ or _______ on an object.

a)

pull

b)

touch

c)

push

d)

motion

68.

Two equal forces acting in opposite directions on an object

a)

Inertia

b)

Balanced Force

c)

Push

d)

Unbalanced Force

69.

Forces are measured in:

a)

Inertia

b)

Grams

c)

Tons

d)

Newtons

70.

An unequal push/pull on an object that causes a change in motion:

a)

Unbalanced Force

b)

Push

c)

Balanced Force

d)

Inertia

71.

The sum (total) of all forces acting on an object:

a)

Unbalanced Force

b)

Balanced Force

c)

Newtons

d)

Net Force

72.

The greater the mass of an object, the more force it will take to accelerate the object.

a)

Newton's 1st Law of Motion

b)

Newton's 2nd Law of Motion

c)

Newton's 3rd Law of Motion

73.

An object in motion will stay in motion until acted on by an unbalanced force. An object at rest will stay at rest until acted on by an unbalanced force.

a)

Newton's 1st Law of Motion

b)

Newton's 2nd Law of Motion

c)

Newton's 3rd Law of Motion

74.

For every action, there is an equal and opposite reaction

a)

Newton's 1st Law of Motion

b)

Newton's 2nd Law of Motion

c)

Newton's 3rd Law of Motion

75.

A lamp sitting on a table is demonstrating Newton's ___ Law.

a)

1st

b)

2nd

c)

3rd

d)

4th

76.

A rollercoaster heading down a hill is _____________.

a)

at rest

b)

slowing down

c)

accelerating

d)

velocity

77.

According to Newton’s second law of motion, force is equal to mass times ______________________.

a)

inertia

b)

weight

c)

acceleration

d)

direction

78.

The picture is an example of Newton's...

a)

1st Law

b)

2nd Law

c)

3rd Law

79.
Who wins the tug of war with what net force?
a)
The person on the left with 20 N
b)
The person on the left with 80 N
c)
The people on the right with 20 N
d)
The people on the right with 100 N
80.

What is the net force?

a)

3 N

b)

3 N, right

c)

17 N, right

d)

3 N, left

81.
What is the net force?
a)
20 N 
b)
0 N 
c)
400 N 
d)
40 N 
82.
Calculate the Net Force. 
a)
60N, Left 
b)
40N, Right 
c)
0N
d)
60N, Right
83.
The mass of a car is 1000 kg.  How much force would be required to accelerate the car at a rate of 3 m/s2? 
a)
1000 ÷ 3
b)
3 ÷ 1000
c)
1000 x 3
84.
A force of 250 N is applied to an object that accelerates at a rate of 5 m/s2.  What is the mass of the object? To solve this problem you must do - 
a)
250 ÷ 5
b)
5 ÷ 250
c)
250 x 5
85.
A 5 kg block is pulled across a table by a net force of 32 N. Calculate the acceleration of the object. To solve this problem you must do - 
a)
32 ÷ 5
b)
5 ÷ 32
c)
32 x 5
86.
A skier needs to apply a force of 132 N to accelerate at a rate of 2 m/s2. What is the mass of the skier? To solve this problem you must do - 
a)
132 ÷ 2
b)
2 ÷ 132
c)
132 x 2
87.
A skier needs to apply a force of 132 N to accelerate at a rate of 2 m/s2. What is the mass of the skier? The answer to this question is most likely (HINT: Look at the units!!!) - 
a)
66 N
b)
66 m/s2
c)
66 kg
88.
What is kinetic energy?
a)
stored energy
b)
energy of motion
c)
energy of friction
d)
energy stored in chemical bonds
89.

Kinetic energy is associated with ---.

a)

speed

b)

position

c)

direction

d)

temperature

90.

Potential energy is associated with ---.

a)

speed

b)

position

c)

direction

d)

temperature

91.
Based on the formula for potential energy, what 2 variables influence PE the most?
a)
mass and height
b)
mass and velocity
c)
velocity and height
d)
velocity and mass
92.
What type of energy represents the sum of the KE and PE that a moving object has?
a)
chemical energy
b)
total mechanical energy
c)
electromagnetic energy
d)
electrical energy
93.
The Law of Conservation of Energy states that total amount of energy in a closed system will always
a)
stay the same
b)
increase
c)
decrease
d)
cannot be determined
94.
What is being transferred as you do work?
a)
Energy
b)
Heat
c)
Power
d)
Gravitational Potential Energy
95.
When a roller coaster cart falls towards the ground, what happens to its potential energy?
a)
Increases
b)
Decreases
c)
Stays the same
d)
Nothing
96.
When a rollercoaster cart moves towards the ground, what happens to the PE that it has?
a)
It transforms into KE
b)
It leaves the system
c)
Nothing
d)
It stays PE
97.

How will you describe the energy at Point A?

a)

mostly potential energy

b)

mostly kinetic energy

c)

losing PE, gaining KE

d)

losing KE, gaining PE

98.
At which point(s) on the roller coaster is the gravitational potential energy at its maximum?
a)
A
b)
B
c)
C
d)
D
99.
At which point(s) on the roller coaster is the kinetic energy at its maximum?
a)
A
b)
B
c)
C
d)
D
100.

What is the energy possessed by the cart?

a)

potential energy

b)

kinetic energy

c)

mostly potential

d)

mostly kinetic

101.

If the mass of the cart is 15kg, how much is the potential energy of the cart?

a)

0J

b)

1.2J

c)

6J

d)

58.8J

102.

If the mass of the cart is 8.12kg, what is the kinetic energy of the cart?

a)

0J

b)

1.2J

c)

6J

d)

58.8J

103.

How high up is a 3200-kg plane if it has 960000 J of potential energy?

a)

10 m

b)

30 m

c)

307200000 m

d)

300 m

104.

If a 1300-kg car has been lifted so it has 19500 J of potential energy, it was lifted up ---.

a)

1.5 m

b)

150 m

c)

15 m

d)

0.67 m

105.

A 40-kg person is climbing 3 m up a flight of stairs in 6 seconds. How much work did they do climbing the stairs?

a)

400 J

b)

1200 J

c)

200 J

d)

120 J

106.

A crane lifts an 8-m long steel girder weighing 2600 N up 15 m off the ground. The crane did ___ of work.

a)

0 J

b)

39000 J

c)

20800 J

d)

2600 J

107.

A 40-kg person is climbing 3 m up a flight of stairs in 6 seconds. How much power did they exert climbing the stairs?

a)

400 W

b)

1200 W

c)

200 W

d)

120 W

108.

The momentum of an object depends upon the object's ___________&_____________.

a)

size and shape

b)

mass and speed

c)

mass and veloctiy

d)

mass and energy

109.

Which one of the following units represents the standard metric units of momentum

a)

Newtons * meter / second

b)

Kilograms * meter / second2

c)

meter / second

d)

Kilograms * meter / second

110.

Which one of the following units represents the standard metric units of impulse

a)

Kilograms * meter / second2

b)

Newton * meter

c)

meter / second2

d)

Newton * second

111.
The law of conservation of momentum states that, 
a)
p before is less than p after
b)
p before is the same as p after
c)
p before is more than p after
112.
When the speed of an object is doubled, its momentum
a)
remains unchanged in accord with the conservation of momentum.
b)
doubles
c)
quadruples
d)
decreases
113.

An object that has momentum can be described as _________

a)

a) changing its velocity

b)

b) moving fast

c)

c) resisting changes in its state of motion

d)

d) having its mass in motion

e)

e) encountering a net force

114.
Softer landings tend to
a)
increase impact force
b)
increase force
c)
increase collision time
d)
increase change in momentum
115.
In any collision (crash) the ______ is ALWAYS constant.
a)
Total Momentum
b)
total speed
c)
total Velocity
d)
Energy
116.
Which takes more force  to catch, a bowling ball or a ping pong ball?
a)
bowling ball because it has more momentum
b)
ping pong ball because it has more momentum
c)
both require the same amount of force when catching
d)
bowling ball because it has less momentum
117.

Which one of these objects has the greater amount of momentum?

a)

A turtle that slowly crosses a road

b)

A parked car

c)

A stop sign

118.

When a cannon fires a cannon ball, it recoils backwards. This occurs because of...

a)

Energy in the system is conserved

b)

Energy in the system is increased

c)

Momentum in the system is conserved

d)

Energy in the system is not conserved

119.
If 2 objects collide and stick together, what will happen to their velocities?
a)
velocities will increase
b)
velocities will decrease
c)
velocities will stay the same
d)
none of the above
120.

An egg landing on a soft surface will remain intact. The surface increases the _____ and decreases the _____ during the impact

a)

impulse, time

b)

impulse, force

c)

force, time

d)

time, force

121.

Padded dashboards in cars are safer in accidents than non padded ones because the passenger hitting the dash has...

a)

a) Increased time of impact

b)

b) decreased impulse

c)

c) decreased impact force

d)

d) a and b

e)

e) a and c

122.
A 0.250 kg cart moving at 0.400 m/s has how much momentum?
a)
0.1 kg-m/s
b)
1 kg-m/s
c)
10 kg-m/s
d)
100 kg-m/s
123.
A 10kg toy truck moves at 5m/s East. It collides head-on with a 5kg toy car moving 10 m/s moving west. What is the total momentum of the system?
a)
0 kgm/s
b)
30 kgm/s
c)
50 kgm/s
d)
10 kgm/s
124.
A biker with a mass of 75 kg moves along the path with a constant velocity of 5 m/s. What is the biker's momentum?
a)
25 m/s
b)
375 m/s
c)
25 kg m/s
d)
375 kg m/s
125.

A freight car of mass 20,000kg moves along a track at 15 m/s. What is the momentum of the car?

a)

30,000 kg*m/s

b)

3,000 kg*m/s

c)

300,000 kg*m/s

d)

3,000,000 kg*m/s

126.
A runner has a momentum of 670 kg m/s and is traveling at a velocity of 9 m/s. What is his mass?
a)
6030 kg
b)
0.0134 kg
c)
74.4 kg
d)
80 kg
127.

A 5 N force is applied to a 3 kg ball to slow it down from 9 m/s to 3 m/s. What is the impulse on the ball?

a)

-2.5 N⋅s

b)

-10 N⋅s

c)

-18 N⋅s

d)

-45 N⋅s