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WorksheetsAP Physics 1 Final Exam Review
Total questions: 48
Worksheet time: 1hrs 5mins
Name
Class
Date
1.
A 5 kg ball is lifted 12 m above the ground. It's gravitational potential energy is
a)
60 J
b)
600 J
c)
17 J
d)
2.4 J
2.
If you exert a force of 20 N to push a desk 10 m, how much work did you do to the desk?
a)
20 N
b)
200 N
c)
200 J
d)
2 J
3.
Which has a greater momentum a semi-truck at rest or a bicycle in motion?
a)
truck
b)
bicycle
c)
neither has momentum
d)
same
4.
On a graph showing distance versus time, a horizontal line represents an object that is
a)
moving at constant speed
b)
decreasing its speed
c)
increasing its speed
d)
not moving
5.
In a speed vs. time graph, a straight line shows that acceleration is
a)
decreasing
b)
increasing
c)
constatnt
d)
zero
6.
A person has a mass of 24 kg on Earth. What is the persons mass on the Moon (1/6 of Earth's gravity)?
a)
24 kg
b)
144 kg
c)
6 kg
d)
4 kg
7.
When you know speed and direction you know
a)
force
b)
acceleration
c)
velocity
d)
momentum
8.
What is the horizontal acceleration of a projectile?
a)
0 m/s2
b)
9.8 m/s2
c)
4.9 m/s2
d)
-9.8 m/s2
9.
The more mass an object has, the faster it will fall.
a)
True
b)
False
10.
What determines the strength of gravitational attraction between two objects?
a)
mass and distance
b)
size and mass
c)
density and mass
d)
density and size
11.
What is Newtons 2nd law?
a)
Kinetic Energy = 1/2mv²
b)
Work = Force x distance
c)
Force = Mass x Accelaration
d)
gravitational potential energy = mass x gravity x height
12.
Kinetic Energy is defined as
a)
Energy stored due to its location
b)
Energy of motion
c)
Energy stored in the bonds of molecules
d)
Heat energy
13.
Which of the following objects has the most kinetic energy?
a)
A 20 kg toddler running at 5 m/s
b)
A 50 kg toddler running at 30 m/s
c)
A 90 kg toddler running at 30 m/s
d)
A 100 kg toddler running at 2 m/s
14.
two objects with mass are separated a distance of r. if the mass of one doubles, the force of gravity between them
a)
doubles
b)
gets cut in half
c)
triples
d)
does not change
15.
the velocity of an object is 12 m/s. what will the displacement be in 2 seconds?
a)
12 m
b)
24 m
c)
36 m
d)
no idea
16.
Charlie Holloway is launched out of a cannon with a speed of 40 m/s at 45 degrees with respect with the ground. Which of the following is true about Charlie's acceleration at the highest point in his trajectory if air resistance is negligible?
a)
the acceleration is unknown
b)
the acceleration is horizontal
c)
the acceleration is straight down
d)
the acceleration is straight up
17.
is it possible for forces to act on an object and still have a net force of zero?
a)
yes
b)
no
c)
depends on the type of force
18.
You drop a 5 kg ball from a height of 2 m. Just before it reaches the ground, what type of energy does it have?
a)
Potential Energy
b)
Kinetic Energy
c)
Nuclear Energy
d)
Chemical Energy
19.
If you throw a baseball straight up, what is its velocity at the highest point?
a)
9.8 m/s2
b)
9.8 m/s
c)
0 m/s
d)
4.9 m/s
20.
What is impulse?
a)
force done on an object
b)
Inertia in motion
c)
Change in momentum
d)
Amount of energy possessed by an object.
21.
Motion sensors recorded the following data about a runner during a cross-country race. During which segment of the race did the runner have the greatest speed?
a)
W
b)
X
c)
Y
d)
Z
22.
What happens to the total distance that a ball travels as it falls off the side of a cliff?
a)
The distance remains constant
b)
The distance increases at a uniform rate
c)
The distance increases at a nonuniform rate
d)
The distance decreases at a uniform rate
23.
What happens to the velocity of a ball as it is dropped off a cliff?
a)
It decreases at a uniform rate
b)
It increases at a uniform rate
c)
It is constant
d)
It increases at a non-uniform rate
24.
In the absence of air friction, an object thrown into the air will return to the ground with ______ it was thrown up at.
a)
a greater velocity than
b)
a lesser velocity than
c)
the same velocity
25.
Superman exerts a force on 5N on Batman's hand. What is the force that Batman's hand exerts on Superman's?
a)
Greater than 5N
b)
Less than 5N
c)
Equal to 5 N
d)
Taha's does not exert a force on Rushi's
26.
As the angle of the incline increases, what happens to the normal force?
a)
The normal force increases
b)
The normal force decreases
c)
The normal force is not affected by the incline
d)
The normal force is only dependent on the force due to gravity
27.
Which of the following is not a necessary step in the problem solving strategy?
a)
Free Body Diagram
b)
Find the components of the forces
c)
Determine or not the system is in equilibirum
d)
All steps are completely necessary
28.
The Earth pulls downward on a pingpong ball with a force of 1N. If this is the "action" force, what is the "reaction" force?
a)
The ground exerts a force of 1N on the ping pong ball
b)
The ping pong ball exerts a force of 1 N on the Earth
c)
The ping pong ball pushes down on the earth with a force of 1N
d)
The is no reaction force when a gravitational force is involved
29.
Given the FBD, which of the following must be true?
a)
The frictional force must be accelerating the system to the left.
b)
The box must be accelerating to the right.
c)
The box must be moving to the right.
d)
The FBD is incorrectly drawn. This situation isn't possible
30.
Which of the following is true about the system shown?
a)
The system is not accelerating.
b)
The tension between m2 and m1 is less than the tension between m2 and m3
c)
The acceleration of the system only depends on m3
d)
None of the other answers are true
31.
Will launches has a catapult that changes the velocity of a ball (m= 2 kg) from 0 to 10 m/s. What is the average force that is exerted on the ball during launch?
a)
20 N
b)
5 N
c)
8 N
d)
0.2 N
32.
Newton's First Law states....
a)
an object wants to maintain its motion
b)
if the forces are balanced, then the velocity will change
c)
a block will accelerate if a force acts upon it.
d)
F=ma
33.
Which of the following is not true about the system?
a)
T3 is equal to the sum of the magnitudes of T2 and T1
b)
T3 is equal in magnitude to Fg
c)
The x- components of the T1 and T2 and equivalent but in opposite directions
d)
The system is in equilibrium.
34.
The acceleration of an object is proportional to ...
a)
the net force acting upon it
b)
its position
c)
its velocity
d)
its mass
35.
Which of the following is considered a Field Force?
a)
Friction
b)
Normal
c)
Tension
d)
Gravity
36.
Raymond is hover boarding down the hall at a constant velocity. Assuming there is friction, which of the following must be true?
a)
The force applied by the board must be greater than the frictional force
b)
The frictional force must equal the force applied by the board
c)
The force applied must equal zero
d)
There is not enough information
37.
What is the total resistance of this circuit?
a)
6 ohms
b)
9 ohms
c)
12 ohms
d)
18 ohms
38.
If the speed of an object is doubled, its kinetic energy will be ____.
a)
halved
b)
doubled
c)
quadrupled
d)
quartered
39.
The Coulomb is the unit for ___.
a)
resistance
b)
charge
c)
current
d)
voltage
40.
a)
positive, because unlike charges attract
b)
positive, because unlike charges repel
c)
negative, because unlike charges attract
d)
negative, because unlike charges repel
41.
A balloon is rubbed with a piece of cloth. As a result the balloon has a negative charge. What has happened?
a)
electrons have moved from the inside to the outside of the balloon
b)
positive charges have traveled from the balloon to the cloth
c)
electrons have moved from the balloon to the cloth
d)
electrons have traveled from the cloth to the balloon
42.
The distance between two point charges is tripled. Compared to the original force, the new electrostatic force between the charges is __.
a)
decreased to 1/9
b)
decreased to 1/3
c)
increased by a factor of three
d)
increased by a factor of nine
43.
a)
2 A
b)
0.5 A
c)
6 A
d)
8 A
44.
Electrical power is measured in units called ____.
a)
Watts
b)
Joules
c)
Volts
d)
Amperes
45.
An object with a mass of 3 kg has a momentum of 75 kg*m/s. What is its velocity?
a)
0.4 m/s
b)
7.1 m/s
c)
25 m/s
d)
72 m/s
46.
a)
it has two light bulbs
b)
the same current flows through both light bulbs
c)
it uses a single battery
d)
the current is divided between the light bulbs
47.
a)
A
b)
B
c)
C
d)
D
48.
A 20 kg object strikes the ground with 1,960 J of kinetic energy after falling from rest. How far off the ground was the object when it was released?
a)
10 m
b)
14 m
c)
98 m
d)
200 m
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