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PHYSICS: Final Course Exam Review

Total questions: 110

Worksheet time: 2hrs 53mins

Name
Class
Date
1.
Scott drives a Jeep 12 km east, then 4 km north, then finally 3 km west. He traveled a total distance of:
a)
5 km
b)
10 km
c)
13 km
d)
19 km
2.
A ping-pong ball rolls forward 6 meters, and bounces backward 3 meters. It traveled a total distance of:
a)
9 meters
b)
6 meters
c)
3 meters
d)
0 meters
3.
Liza is swimming laps from one end of a 50 meter pool to the other. Going from one end to the other is considered one lap. If she swims four complete laps, which statement is TRUE?
a)
Her distance and displacement are both zero.
b)
Her distance is zero, but her displacement is 200 meters.
c)
Her distance is 200 meters, but her displacement is zero.
d)
Her distance and displacement are both 200 meters.
4.
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
5.
Distance and direction of an object's change in position from a starting point
a)
displacement
b)
distance
c)
motion
d)
reference point
6.
a)

22m

b)

5m

c)

10m

d)

-10m

7.
a)

22m

b)

5m

c)

10m

d)

-10m

8.
a)

4 m/s

b)

3 m/s

c)

0 m/s

d)

-5 m/s

9.
a)

not moving

b)

positive constant velocity

c)

negative constant velocity

d)

changing velocity

10.
a)

not moving

b)

positive constant velocity

c)

negative constant velocity

d)

changing velocity

11.
a)

not moving

b)

positive constant velocity

c)

negative constant velocity

d)

changing velocity

12.
a)

not moving

b)

velocity is increasing

c)

velocity is decreasing

d)

constant velocity

13.

The magnitude of the displacement of an object can never be greater than the distance it travels.

a)

True

b)

False

14.

There must be equal amounts of mass on both sides of the center of mass (or center of gravity) of a system.

a)

True

b)

False

15.

Four objects, each of the same mass and uniform thickness, also have with the mass distributed uniformly. Which one has the greatest moment of inertia when rotated about an axis perpendicular to the plane at a certain point?

a)

a tire with one spoke

b)

a large round solid disk

c)

bicycle wheel with spokes

d)

a small round solid disk

16.

A student sits on a freely spinning lab stool that has no friction in its axle. When this person extends his arms,

a)

moment of inertia increases

b)

angular speed decreases

c)

angular speed remains the same

d)

both the moment of inertia increases and the angular speed decreases

17.

When is the average velocity of an object equal to the instantaneous velocity?

a)

always

b)

never

c)

when the velocity is increasing at a constant rate

d)

when the velocity is constant

18.
What kind of acceleration is shown here?
a)
positive
b)
negative
c)
none
d)
varies
19.
What kind of acceleration is shown here?
a)
positive
b)
negative
c)
none
d)
varies
20.
What is the velocity?
a)
positive
b)
negative
c)
decreasing
d)
increasing
21.
Is the speed constant or non-constant?
a)
constant
b)
non-constant
22.
Is the speed constant or non-constant?
a)
constant
b)
non-constant
23.
Which section of the graph shows decreasing velocity?
a)
CD
b)
DE
c)
EF
d)
GH
24.
Which section of the graph shows increasing velocity?
a)
AB
b)
BC
c)
DE
d)
EF
25.

If the velocity of an object is zero at some point, then its acceleration must also be zero at that point.

a)

true

b)

false

26.

If the acceleration of an object is zero, then that object cannot be moving.

a)

true

b)

false

27.

If the velocity of an object is zero, then that object cannot be accelerating.

a)

true

b)

false

28.

Suppose a ball is thrown straight up and experiences no appreciable air resistance. What is its ACCELERATION just before it reaches its highest point?

a)

greater than g

b)

zero

c)

exactly g

d)

less than g

29.

If a vector pointing upward has a positive magnitude, a vector pointing downward has a negative magnitude.

a)

true

b)

false

30.

In a collision between a huge van and a small car, .

a)

forces are equal and opposite on the car and the van

b)

the van exerts a larger force on the car

c)

the car exerts a large force on the van

31.
A magician pulls a tablecloth out from under dishes and glasses on a table without disturbing them.
a)
Newton's 1st Law
b)
Newton's 2nd Law
c)
Newton's 3rd Law
d)
None of them
32.
A person’s body is thrown outward as a car rounds a curve on a highway.
a)
Newton's 1st Law
b)
Newton's 2nd Law
c)
Newton's 3rd Law
d)
None of them
33.
A soccer ball accelerates more than a bowling ball when thrown with the same force.
a)
Newton's 1st Law
b)
Newton's 2nd Law
c)
Newton's 3rd Law
d)
None of them
34.
A student leaves a pencil on a desk and the pencil stays in the same spot until another student picks it up.
a)
Newton's 1st Law
b)
Newton's 2nd Law
c)
Newton's 3rd Law
d)
None of them
35.
According to Newton’s first law of motion, a moving object that is not acted on by an unbalanced force will
a)
remain in motion.
b)
eventually come to a stop.
c)
change its momentum.
d)
accelerate.
36.
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.
37.
What is the definition of "weight"?
a)
the force in which gravity pulls on an object
b)
the time it takes to get on a ride 
c)
the amount of matter in an object
d)
the size of an object
38.

A little boy attaches a rock to a string, then swings it counter-clockwise above his head like a lasso. It breaks on the right. Which path will the rock follow from the circular motion?

a)

a path above it

b)

to the right

c)

straight down

d)

a path in a straight line from where it breaks

39.

A bucket is being lowered into a well with a constant downward velocity. The tension in the rope must be

a)

greater than the weight of the bucket

b)

lower that the weight of the bucket

c)

equal to the weight of the bucket

40.

What is needed to calculate work?

a)

time and distance

b)

speed and distance

c)

force and direction

d)

acceleration and velocity

41.

Is this an example of work?

a)

Yes

b)

No

42.

Is this an example of work?

a)

Yes

b)

No!

43.

You have to push with 15 N of force to move it 10 meters. How much work do you do?

a)

15 Joules

b)

150 Joules

c)

1.5 Joules

d)

.67 Joules

44.

For work to be done on an object, the direction and force have to be going the same direction.

a)

True

b)

False

45.
What Quantity can you calculate from the graph and give the magnitude of that quantity.  
a)
distance 4.5 m
b)
Force 15 N
c)
spring constant 20 N/m
d)
spring constant 200 N/m
46.
How much kinetic energy does a moving 6 kg object have if it moves with a velocity of 3 m/s?
a)
27 J
b)
18 J
c)
9 J
d)
2 J
47.

What potential energy is this graph representing?

a)

Electric

b)

Elastic

c)

Magnetic

d)

Gravitational

48.
units for work are
a)
netwons
b)
joules
c)
meters
d)
seconds
49.
The unit used to measure power is the 
a)
Watt
b)
Newton
c)
Joule
d)
Newton*meter
50.
The definition of momentum is
a)
Mass in Motion
b)
The size of an object
c)
The velocity of an object
d)
A comparison between two objects
51.
The equation to calculate momentum is
a)
p=mv
b)
p=1/2mv2
c)
p=mgh
d)
p=mg
52.
In any collision (crash) the ______ is ALWAYS constant
a)
Total Momentum
b)
total speed
c)
total Velocity
d)
Energy
53.

The momentum of an isolated system is conserved

a)

in elastic collisions only

b)

in inelastic collisions only

c)

in both elastic and inelastic collisions

54.

In a game of pool, the white cue ball hits the #4 ball and stops, while the #4 ball moves away with the same velocity as the cue ball had originally. Both balls have the same mass. This type of collision is

a)

elastic

b)

inelastic

55.

A merry-go-round spins freely and Jack moves quickly to the center along a radius of the merry-go-round. As he does this, it is true to say that

a)

the moment of inertia of the system increases and the angular speed increases.

b)

the moment of inertia of the system increases and the angular speed decreases.

c)

the moment of inertia of the system decreases and the angular speed increases.

d)

the moment of inertia of the system decreases and the angular speed decreases.

56.
How many Joules of energy are required to change 10 gram of ice at -2 C to water at 20 C?
a)
440 J
b)
880 J
c)
10,140 J
d)
66,000 J
57.
Which of the following shows a tray of water being put in the freezer?
a)
A
b)
B
c)
C
d)
D
58.
What does picture D show?
a)
Particles being heated and undergoing one phase change.
b)
Particles being cooled and going through one phase change.
c)
Particles being heated and undergoing two phase changes.
d)
Particles being cooled and undergoing two phase changes.
59.
What does temperature measure?
a)
Heat of Molecules
b)
ºC
c)
Average Kinetic Energy of Molecules
d)
Thermal Energy
60.
Specific heat is....
a)
The measure of kinetic energy of an objects particles
b)
A measure of the energy needed to increase the average kinetic energy of the particles
c)
The heating caused by the motion of flluid due to temperature difference
d)
The transfer of energy by electromagnetic radiation
61.
How does heat flow?
a)
Always from cold to warm
b)
Always from warm to cold
c)
Both warm to cold & cold to warm
d)
It depends on the temperature
62.
The amount of energy required to raise the temperature 1ºC for every kilogram is called____?
a)
Thermal Energy
b)
Specific Heat
c)
Temperature
d)
Kinetic Energy
63.

Which of the following is a factor that determines thermal energy?

a)

Mass

b)

Heat

c)

Transfer of thermal energy

d)

Conduction

64.

What is thermal conductivity?

a)

The rate at which particles move in a substance

b)

The ability of a substance to have a large thermal energy

c)

A factor that determines the amount of thermal energy of a substance

d)

The rate at which a substance transfers heat

65.

The diagram shows some rice being boiled in a pan. What is the main methods by which thermal energy is transferred (i) through the metal pan and

(ii) through the water?

a)

(i) conduction (ii) conduction

b)

(i) convection (ii) convection

c)

(i) conduction (ii) convection

d)

(i) convection (ii) conduction

66.

Convection can take place in ____________.

a)

solids only.

b)

liquids only.

c)

liguids and gases only.

d)

solids, liquids and gases.

67.

Which of the following is an application of convection?

a)

The movement of heat through a metal pan to the food.

b)

The use of ice box to keep drinks cool.

c)

The sea breeze that blows from sea to land.

d)

The use of wool blanket to keep the body warm.

68.

In the process of convection, energy is transferred _________.

a)

because of temperature differences in a solid

b)

because of density differences in a liquid

c)

by the diffusion of molecules throughout a fluid

d)

by the vibration of molecules

69.

In an adiabatic process, what is held constant?

a)

Pressure

b)

Volume

c)

Temperature

d)

None of the above

70.

What does "adiabatic" mean literally?

a)

To pass through

b)

To not pass through

c)

To change quickly

d)

To heat or cool

71.

In an adiabatic process, what equals zero?

a)

Q

b)

W

c)

ΔU

d)

T

72.

In an adiabatic process there is no _________ transfer between the gas and the surroundings.

a)

Kinetic Energy

b)

Work

c)

Thermal Energy

73.

Which of the following is a false statement?

a)

Entropy is a quantitative measure of disorder.

b)

The entropy of an isolated system must be conserved (it remains constant).

c)

The total entropy change in one cycle of a Carnot engine is zero.

d)

Entropy can be measured in units of J/K.

74.

A PVC pipe of length L that is open at one end resonates in its third harmonic with a wavelength of 2L/3. Is the other end of the pipe closed or open?

a)

open

b)

closed

75.
Wave with the longest wavelength
a)
microwave
b)
radio
c)
gamma
d)
visible light
76.
The EM wave with frequency higher than infrared and lower than UV.
a)
radio
b)
visible light
c)
xray
d)
gamma
77.

When the wavelength increases the frequency will

a)

increase

b)

decrease

c)

remain same

d)

none of these

78.
EM waves  
a)
Must travel through a vacuum
b)
Can travel through a medium or a vacuum
c)
Are the same type of wave as mechanical waves
d)
Can only travel through a vacuum
79.
EM waves have the same speed but different:
a)
frequency & medium 
b)
wavelength & frequency
c)
medium & wavelength
d)
color & medium
80.

Which of these lists the EM waves from Highest to lowest frequency?

a)

Radio - Micro - Gamma - Visible light - UV - Xrays - Infrared - Xrays

b)

Radio - Micro - Infrared - Visible light - UV - X - Gamma waves

c)

Gamma - Xray - UV - Visible light - Infrared - Micro - radio

d)

none

81.

Type of mirror found in a bathroom...

a)

Plane

b)

Convex

c)

Concave

82.
An image that forms where light seems to come from a point but light rays don't actually meet is a 
a)
virtual image
b)
real image
c)
Inverted Image
d)
Pizza
83.
The illustration shows a light ray striking an object.
In the illustration, the light ray striking the object is-
a)
absorbed
b)
stopped
c)
reflected
d)
refracted
84.

When the image of an object is seen in a plane mirror, the image is _____.

a)

real and upright.

b)

real and inverted.

c)

virtual and upright.

d)

virtual and inverted.

85.

The lens pictured is exhibiting _______ behavior and is ______ in shape.

a)

converging, convex

b)

converging, concave

c)

diverging, convex

d)

diverging, concave

86.

Which of the following correctly labels points A, B, and C?

a)

focal point, focal length, principal axis

b)

focal point, principal axis, focal length

c)

principal axis, focal length, focal point

d)

focal length, focal point, principal axis

87.

The focal length of this lens is _______.

a)

negative because it can form real images

b)

positive because it can form real images

c)

negative because it can form virtual images

d)

could be positive or negative depending on the image formed

88.

The focal length of this lens is _______.

a)

negative because it can form real images

b)

positive because it can form real images

c)

negative because it can form virtual images

d)

could be positive or negative depending on the image formed

89.

The lens pictured is exhibiting _______ behavior and is ______ in shape.

a)

converging, convex

b)

converging, concave

c)

diverging, convex

d)

diverging, concave

90.

Classify the image produced by the projector lens. Check two.

a)

real

b)

virtual

c)

larger than original

d)

smaller than original

91.

Classify the image formed in this scenario.

a)

real, inverted, larger than original

b)

real, inverted, smaller than original

c)

virtual, upright, larger than original

d)

virtual, upright, smaller than original

92.

Light enters air from water. The angle of refraction will be

a)

greater than the angle of incidence.

b)

equal to the angle of incidence.

c)

less than the angle of incidence.

93.

A plastic rod is charged up by rubbing a wool cloth, and brought to an initially neutral metallic sphere that is insulated from ground. It is allowed to touch the sphere for a few seconds, and then is separated from the sphere by a small distance. After the rod is separated, the rod

a)

repelled

b)

attracted

c)

no effect

94.

When a current flows through a metal wire, the moving charges are

a)

protons

b)

electrons

95.
At which point is the electric field the strongest
a)
A
b)
B
c)
C
d)
D
96.
At which point is the electric field the weakest?
a)
A because it is the furthest away
b)
A because the field lines are further apart
c)
C because the field lines are further apart
d)
C  because it is the furthest away
97.
Consider the electric field lines shown in the diagram below. From the diagram, it is apparent that object A is ____ and object B is ____.
a)
+,+
b)
+,-
c)
-,+
d)
-,-
98.

Based on the arrangement of the electric field lines in the diagram, what are the charges?

a)

both charges are the same

b)

the charges are opposite

c)

they are neutral; no charge

99.

Coulomb's law also says if distance increases, then force

a)

decreases

b)

disapears

c)

destroyed in a heartbeat

d)

doubles

100.

Solve for total Current in the circuit shown

a)

25 Amps

b)

35 amps

c)

25 milliamps

d)

35 milliamps

101.

Solve for the total resistance of the circuit shown

a)

50 V

b)

1970 ohms

c)

705 K ohms

d)

20 Amps

102.

Solve for the voltage drop at resistor 1

a)

38 volts

b)

60 Kvolts

c)

50 volts

d)

25 volts

103.

When a resistor in a series circuit is replaced by another resistor with an increased resistance value, the total circuit current will __________.

a)

stay the same

b)

decrease

c)

increase

d)

double in value

104.

This circuit has only one path for current to flow

a)

series

b)

parallel

c)

combination

d)

split

105.

__________ remains the same in a series circuit.

a)

Resistance

b)

Voltage

c)

Current

d)

Power

106.

What happens to total current in a series circuit when the total voltage stays the same, circuit resistance decreases, current will ____________.

a)

increase

b)

Stay the same

c)

Decrease

107.

In a standard series circuit, the voltage is the same everywhere in the circuit.

a)

True

b)

False

108.
What will happen if one light bulb is removed from this circuit?
a)
The other bulbs will go out.
b)
The other bulbs will stay on
c)
The other bulbs will get dimmer.
d)
The battery will become stronger.
109.
Which of the two circuits would have the brightest bulbs? 
a)
A
b)
B
110.
Does this statement best describe a parallel or a series circuit.
 
When more light bulbs are added they all remain bright. 
a)
Parallel circuit
b)
Series circuit

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