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Physics Semester 2 Final Review

Total questions: 100

Worksheet time: 33mins

Name
Class
Date
1.

Definition: Crest

a)

The highest point of a transverse wave

b)

The lowest point of a transverse wave

c)

The center of a transverse wave

d)

The distance between two points on a wave

2.

Definition: Trough

a)

The center of a wave

b)

The resting position of a wave

c)

The lowest point of a transverse wave

d)

The highest point of a transverse wave

3.

What is the frequency of a wave?

a)

# of oscillations produced in a certain amount of time

b)

The distance the wave oscillates from it's resting position

c)

The lowest point of a transverse wave

d)

Resting point of a wave - no wave movement

4.

What is the amplitude of a wave?

a)

Where there is no wave movement

b)

The distance the wave oscillates from it's resting position

c)

A disturbance that transfers energy from one place to another

d)

The distance between two corresponding parts of a wave

5.

What type of matter can waves travel through?

a)

Solid

b)

Liquid

c)

Gas

d)

All of the Above

6.
The number of wavelengths that pass a point each second
a)
frequency
b)
wavelength
c)
pitch
d)
amplitude
7.

If the wavelength of a wave increased, what would happen to the frequency?

a)

decrease

b)

increase

c)

stay the same

8.

What property of this wave is represented by the letter "A"

a)

amplitude

b)

crest

c)

trough

d)

wavelength

9.
What property of the wave is represented by the letter "B"?
a)
amplitude
b)
crest
c)
trough
d)
wavelength
10.
Which wave in the diagram has the greatest frequency?
a)
1
b)
2
c)
3
d)
4
11.

What unit is used to describe frequency of waves?

a)

decibel

b)

meters

c)

hertz

d)

Newtons

12.

A substance through which a wave can travel is

a)

a vibration

b)

a longitudinal wave

c)

a pitch

d)

a medium

13.

What is the unit for wavelengths?

a)

Hertz

b)

meters

c)

meters per second

d)

meters per second sqaured

14.

As a wavelength increases, the frequency

a)

decreases

b)

increases

c)

stays the same

d)

fluctuates up and down

15.

Light travels fastest through

a)

the vacuum of space

b)

water

c)

air

d)

glass

16.

Distance between two adjacent crests or compressions in a series of waves

a)

wave speed

b)

amplitude

c)

wavelength

d)

velocity

17.

sound travels as a(n)

a)

transverse wave

b)

longitudinal wave

c)

electromagnetic wave

d)

all of the above

18.

A wave has frequency of 5 Hz and a speed of 25 m/s. What is the wavelength of the wave?

a)

25 m

b)

125 m

c)

5 m

d)

25 m/s

19.
A wave has wavelength of 10 m and a speed of 340 m/s. What is the frequency of the wave?
a)
34 m/s
b)
3400 Hz
c)
3400 m/s
d)
34 Hz
20.

A guitar string vibrates with a frequency of 320 hz. If the wavelength of the vibration is 0.23 meters what is the speed of the wave?

a)

320.23 m/s

b)

1391.3 hz

c)

73.6 m/hz

d)

73.6 m/s

21.
Sound Waves Move faster in what temperature 
a)

Warm 

b)

Cold

c)

Doesn't Matter

d)

Both

22.
Select the correct order of waves on the EMS 
a)
Radio, Micro, Infra, Visible, Ultra, X-ray, Gamma
b)
Gamma, X-ray, Ultra, Vis, Infra, Micro, Radio
c)
Vis, Micro, Infra, Ultra, X-ray, Gamma, Radio
d)
Micro, Radio, Vis, Infra, Ultra, X-ray, Gamma
23.
Put the visible light colors in order from longest wavelength to shortest wavelength
a)
Violet, Indigo, Blue, Green, Orange, Yellow, Red
b)
Red, Yellow, Green, Orange, Violet, Blue, Indigo
c)
Red, Orange, Yellow, Green, Blue, Indigo, Violet
24.

Sound travels FASTEST through which of these materials?

a)

A type of gas, like helium

b)

Empty space

c)

A metal such as iron

d)

Water

25.

Does this wave demonstrate a TRANSVERSE WAVE or a COMPRESSIONAL/LONGITUDINAL WAVE?

(Look at particle motion compared to energy motion!)

a)

Transverse Wave

b)

Compressional/Longitudinal Wave

26.

Does this wave demonstrate a TRANSVERSE WAVE or a COMPRESSIONAL/LONGITUDINAL WAVE?

(Look at particle motion compared to energy motion!)

a)

Transverse Wave

b)

Compressional/Longitudinal Wave

27.

Which wave type does the medium move perpendicular (up/down) as the wave moves through it from left to right?

a)

Compressional wave

b)

Transverse wave

c)

Electromagnetic wave

28.

Which wave type ALWAYS needs a medium?

a)

Mechanical wave

b)

Electromagnetic wave

c)

Neither wave type needs a medium

29.

Do light waves need a medium to travel through?

a)

NO

b)

YES

30.

Are sound waves transverse waves or longitudinal/compressional waves?

a)

Transverse waves

b)

Longitudinal/Compressional waves

31.

Which are properties of a mechanical wave? (select all that apply!)

a)

can be longitudinal or transverse

b)

can move through outer space

c)

must have matter to move

d)

carries energy

32.

The speed of light is:

a)

300,000 km/sec

b)

343 m/s

c)

3.00e10 m/s

d)

3,000,000 m/s

33.

Which electromagnetic wave has the highest ENERGY?

a)

Sound

b)

Microwaves

c)

X Rays

d)

Gamma radiation

34.

Complementary colors of light combine to give white light. Which one of the following pairs are complementary.

a)

Red and Cyan

b)

Green and Blue

c)

Cyan and Green

d)

Red and Blue

35.

Which two are characteristics of sound waves: (pick 2).

a)

Can travel through empty space

b)

Travels in a compression and expansion pattern (like a slinky)

c)

Must travel through a material

d)

Travels in a straight line.

36.

RGB together are known by which term?

a)

The noncolors

b)

The secondary colors

c)

The primary colors

d)

Pigments

37.

If a car is red, which color of light is being reflected off the car and into our eyes?

a)

Red

b)

Green

c)

Blue

d)

White

38.

Which is the correct color equation to make cyan?

a)

R + B

b)

W + B

c)

G + B

d)

R + G

39.

If an opaque object appears magenta in the sunlight to our eyes, which color is being absorbed?

a)

Red

b)

Green

c)

Blue

40.

Which of the following are considered secondary colors?

a)

Red, Blue, Green

b)

Black, White, Yellow

c)

Yellow, Magenta, Cyan

d)

Red, Yellow, Green

41.

Anthony is wearing a shirt that appears yellow to our eyes. Which color of light is being absorbed?

a)

Green

b)

Red

c)

Blue

d)

Yellow

42.

Which is the correct color equation to make magenta?

a)

R + G

b)

G + B

c)

R + B

d)

W + R

43.

What is the correct color equation to make yellow?

a)

R + G

b)

G + B

c)

R + B

d)

W + G

44.
Identify the conductor below.
a)
cloth rag
b)
plastic bottle
c)
gold ring
45.
As the resistance in a circuit increases, the electric current __________.
a)
increases
b)
decreases
c)
stays the same
46.
The law of conservation of charge states that...
a)
all atoms have more protons than electrons
b)
only protons can be rubbed off of an atom
c)
charge cannot be created or destroyed
d)
charge cannot be transferred 
47.

When an object gains electrons it becomes __________

a)

Neutral

b)

Positively charged

c)

Negatively charged

48.
Which particle in an atom can you physically manipulate?
a)
protons
b)
electrons
c)
neutrons
d)
you can't manipulate any particle in an atom
49.
If two balloons have the same charge, what will happen if you place them close to each other?
a)
Nothing
b)
They will be attracted
c)
They will pop
d)
They will push each other away.
50.
The charge of an electron is 
a)
positive. 
b)
negative. 
c)
Electrons have no charge
51.
An atom loses an electron.  What type of charge does it have now?
a)
positive
b)
negative
52.
Which of the following is not a good conductor of electricity?
a)
copper
b)
silver
c)
Glass
d)
aluminum
53.
Which of the following is not a good insulator?
a)
Copper
b)
Glass
c)
rubber
d)
wool
54.
Insulators are different than conductors in that insulators ____.
a)
do not contain electrons or protons 
b)
 do not contain any charge
c)
have a weaker affinity for electrons 
d)
do not allow charge to freely move 
55.

Electrostatic force F exists between two point charges. If both charges are doubled, the force between the charges will be

a)

F

b)

4F

c)

2F

d)

F/4

56.
Electric charges that are alike _______ each other.
a)
Attract
b)
Repel
57.
The SI unit of charge is
a)
the ampere
b)
the newton
c)
the coulomb
d)
the joule
58.
If the distance doubles, what happens to the force?
a)
Reduced by half
b)
Reduced by 1/4
c)
Stays the same
d)
Quadruples
59.
If each of the charges doubles, what happens to the force?
a)
Quadruples
b)
Doubles
c)
Stays the same
d)
Reduced by half
60.

Coulomb's law says that the force between any two charges depends

a)

directly on the size of the charges

b)

inversely on the square of the distance between the charges

c)

both are correct

61.
What size resistor would produce a 3 Amp current flow with a 12 Volt battery
a)
1 Ohm
b)
3 Ohms
c)
4 Ohms
d)
12 Ohms
62.
What is current measured in?
a)
Ω (Ohms)
b)
V (Volts)
c)
A (Amps)
d)
W (Watts)
63.
What is resistance measured in?
a)
Ω (Ohms)
b)
V (Volts)
c)
A (Amps)
d)
W (Watts)
64.
What is the Voltage of a circuit that has a resistance of 5 Ω and a current of 2 A?
a)
25 V
b)
10 V
c)
2.5 V
d)
0.4 V
65.

If the battery produced 12.6 Volts what would be the current flow for a 6 Ohm resistor?

a)

2.1 Amps

b)

2.4 Amps

c)

1.71 Amps

d)

15 Amps

66.

Which of these are parts of the atom?

a)

Protons, ProAthletes, Neutrons

b)

Neutrons, Protons, Electrons

c)

Mitochondria, Electrons, Protons

d)

Oxygen

67.

Which of these has a negative charge?

a)

Proton

b)

Neutron

c)

Electron

d)

Oatmeal

68.

Which charge does a proton have?

a)

Neutral

b)

Negative

c)

No charge- battery is dead

d)

Positive

69.

Neutrons have a ____________ charge.

a)

Neutral, or no charge

b)

Positive

c)

Negative

d)

Neutron? I don't know what that is!

70.
The mathematical relationship among Voltage, Current, and Resistance
a)
Faraday's Law
b)
Tesla's Law
c)
Edison's Law
d)
Ohm's Law
71.
If the Voltage is increased and the resistance stays the same, Current will
a)
Increase
b)
Decrease
c)
Stay the same
d)
X
72.
If the Voltage stays the same and Resistance is increased, Current will 
a)
Increase
b)
Decrease
c)
Stay the same
d)
X
73.
What is the difference between a conductor and an insulator?
a)
An insulator allows electricity to flow through it easily and a conductor does not
b)
A conductor allows electricity to flow through it easily and an insulator does not.
c)
An insulator is magnetic and a conductor is not
d)
A conductor is magnetic and an insulator is not
74.

What is a Series circuit? 

a)

Has only one path 

b)

Has more than one path 

c)

Allows energy to travel through easily 

d)

Has only one light bulb

75.
What is this symbol for?
a)
light bulb
b)
cell
c)
battery
d)
resistor
76.
This is a symbol for_________?
a)
Wire
b)
Battery
c)
Buzzer
d)
Fuse
77.
What is a Parallel circuit? 
a)
Has only one path 
b)
Has more than one path 
c)
Allows energy to travel through easily 
d)
Has only one light bulb
78.

How many paths does a series circuit have?

a)

4

b)

3

c)

2

d)

1

79.

What does the following symbol represent?

a)

Wire

b)

Resistor

c)

Battery

d)

Switch

80.

What are the poles of a magnet?

a)

East/West

b)

North/South

c)

North/west

d)

East/South

81.

Where is the magnetic field strongest on a magnet?

a)

The sides

b)

The center

c)

The poles

d)

The top

82.

What happens when you break a magnet?

a)

It is not possible to break a magnet

b)

It becomes 2 smaller magnets.

c)

The poles separate

d)

The magnet becomes stronger

83.

When you break a magnet it becomes two smaller magnets. Why does that happen when a magnet is broken?

a)

Because it is not possible to isolate the poles.

b)

It is not possible to break a magnet.

c)

Because its poles are the same

84.

Like poles

a)

attract

b)

repel

c)

create electrons

85.

Unlike poles ________

a)

attract

b)

repel

c)

create a large domain

86.

Two north poles:

a)

attract each other

b)

have no effect on each other

c)

repel each other

87.

Electricity and magnetism are linked together.

a)

True

b)

False

88.

The region surrounding a magnet, in which the force of the magnet can be detected is said to have ________________.

a)

Magnetism

b)

Magnetic field

c)

Electromagnetism

d)

Magnetic area

89.

Which one is electromagnetism

a)
b)
c)
90.

If a piece of iron is placed inside the coil of wire, the magnetic field is greatly increased because the domains of the iron are aligned by the magnetic field of the current. This is called a _____________.

a)

electromagnet

b)

magnet

c)

solenoid

91.

Which of the following is the speed of a wave traveling with a wavelength λ, frequency f, and period T?

a)

v=λfv=\frac{\lambda}{f}

b)

v=fλv=\frac{f}{\lambda}

c)

v=λ⋅fv=\lambda\cdot f

d)

v=f⋅Tv=f\cdot T

e)

v=fTv=\frac{f}{T}

92.

True/False: A light wave is a longitudinal (or compression) wave.

a)

True

b)

False

93.

Which particle is a wave of light?

a)

proton

b)

neutron

c)

electron

d)

photon

94.

A lightyear is:

a)

How much light the Sun gives off in one year.

b)

A year in which very little happens.

c)

The time it take light to travel the distance from the Sun to the Earth.

d)

The distance light travels in one year.

95.

What is the ultimate source of electromagnetic waves?

a)

T.V. Antennas

b)

E.T. (Extra-Terrestrials)

c)

Vibrating Charged Particles

d)

Radios

96.
Frequency is
a)
Amount of time it takes for one wavelength
b)
How many wavelengths are completed in one second
c)
Distance between two crests or two troughs
d)
Amount of energy in a wave
97.
What is the material waves travel through?
a)
Period
b)
Frequency
c)
Medium
d)
Hertz
98.
What do all waves transfer?
a)
Light
b)
Sound
c)
Heat
d)
Energy
99.
A period is
a)
Amount of time it takes a wavelength to complete one cycle.
b)
How many wave lengths happen in a second.
c)
An indication of the amount of energy in a wave.
d)
The distance between two crests or two troughs.
100.
Sound travels best through
a)
solids
b)
liquids
c)
gases
d)
colloids

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