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Electricity Quiz

Total questions: 103

Worksheet time: 1hrs 22mins

Name
Class
Date
1.

In a series circuit, what will happen if the path for the electrical current is broken by a burned out bulb?

a)

The electrical current will stop fllowing and none of the bulbs will light up.

b)

The electrical current will continue flowing and the other bulbs will light up.

c)

The energy source will continue to move the electric charge through the circuit.

2.

When electricity passes through a light bulb it is changed to _______________________.

a)

motion energy

b)

light energy

c)

static electricity

d)

magnetic energy

3.

When electrons move through a circuit ____________ electricity is created.

a)

current

b)

electron

c)

solar

d)

static

4.

Electricity is ____________________.

a)

the movement of the sun

b)

the movement of electrons

c)

the movement of the moon

d)

the movement of air

5.

Electricity is ____________________.

a)

the movement of the sun

b)

the movement of electrons

c)

the movement of the moon

d)

the movement of air

6.

When electrons move through a circuit ____________ electricity is created.

a)

current

b)

electron

c)

solar

d)

static

7.

When electricity passes through a light bulb it is changed to _______________________.

a)

motion energy

b)

light energy

c)

static electricity

d)

magnetic energy

8.

In a series circuit, what will happen if the path for the electrical current is broken by a burned out bulb?

a)

The electrical current will stop fllowing and none of the bulbs will light up.

b)

The electrical current will continue flowing and the other bulbs will light up.

c)

The energy source will continue to move the electric charge through the circuit.

9.

Which of the following is a good conductor?

a)

copper

b)

rubber

c)

dry wood

d)

glass

10.

Which type of circuit has more than one path for the electrical current?

a)

The series circuit

b)

The parallel circuit

c)

They both have more than one path

d)

Neither circuit has more than one path for the electrical current

11.

Why do electricians always wrap wires in plastic?

a)

Plastic comes in many different colors

b)

Plastic is a good electrical conductor

c)

Plastic makes the wires easy to bend

d)

Plastic is a good electrical insulator

12.

Which of the following items would conduct electricity?

a)

Aluminum ladder

b)

Metal screwdriver

c)

Wooden baseball bat

d)

Rubber flip flops

13.

In this picture, the iron filings show the shape of the magnetic -

a)

pole

b)

core

c)

field

d)

axis

14.

Which contribution toward understanding electricity was made by Michael Faraday?

a)

Created the first electric power generator

b)

Discovered that lightning carried electricity

c)

Concentrated on mass-producing long-lasting light bulbs

d)

Improved the telegraph system

15.

What contribution did Thomas Edison make toward the study of electricity?

a)

He invented the light bulb

b)

He invented a generator that would produce electricity

c)

He discovered the nucleus of an atom

d)

He discovered that lightning is a form of electricity

16.

A science class was completing an experiment on electrical circuits. Why did the bulb go out each time the switch was opened?

a)

Opening the switch broke the circuit

b)

The battery was probably going flat

c)

There was too much electricity flowing

d)

Opening the switch closed the circuit

17.

Which would make the strongest electromagnet?

a)

A battery with 4 wire coils around a nail

b)

A battery with 6 wire coils around a nail

c)

A battery 10 wire coils around a nail

d)

A battery with 8 wire coils around a nail

18.

Who is the scientist that created the lightning rod?

a)

Michael Faraday

b)

Thomas Edison

c)

Benjamin Franklin

d)

George Washington

19.

The image shows

a)

a parallel circuit

b)

a series circuit

c)

an electromagnet

20.

What type of circuit is this?

a)

Series

b)

Parallel

21.

What type of circuit is this?

a)

Series

b)

Parallel

22.

What happens to the current of electricity when the switch is up?

a)

The lightbulb will light

b)

the lightbulb will not light

c)

None of the above

23.

Electricity cannot move is called a/an __________

a)

parallel circuit

b)

open circuit

c)

closed circuit

24.

Which of the following are conductors?

a)

metal

b)

copper

c)

water

d)

rubber

25.

Two objects connected to a cell in a single path make up a _________ circuit.

a)

closed

b)

open

c)

parallel

d)

series

26.

The buildup of electrical charge on a material is _____________.

a)

static electricity

b)

discharge

c)

circuit

27.

Lightning is the ____________________ of electricity in the air.

a)

circuit

b)

series

c)

discharge

d)

electricity

28.

Parts of the atom

a)

Protons, negatons, elephantons

b)

neutrons, protons

c)

neutrons, protons, electrons

29.

Part of the atom with negative charge

a)

neutron

b)

electron

c)

proton

d)

negatron

30.

Part of the atom with positive charge

a)

neutron

b)

electron

c)

proton

d)

negatron

31.

Part of the atom with neutral charge

a)

neutron

b)

electron

c)

proton

d)

negatron

32.

Same charges

a)

repel

b)

attract

c)

do nothing

33.

Opposite charges

a)

repel

b)

attract

c)

do nothing

34.

Electricity is the movement of electrons

a)

True

b)

False

35.

If you place more wraps around a nail when creating an electromagnet, the force will become

a)

Stronger

b)

Weaker

36.

What is the function of a switch in a circuit?

a)

to make the current hotter or colder

b)

turn on and off the flow of the current

c)

the pathway that the current follows

d)

to add more power to the circuit

37.

Why is electrical wiring usually made of copper?

a)

copper is shiny

b)

copper is not magnetic

c)

copper conducts electricity

d)

copper is an insulator

38.

Why is electrical wiring usually covered in a layer of plastic?

a)

to make it look nice

b)

to help electricity flow along the wire

c)

to make it safe

39.

Would an electric field get stronger or weaker if you move the charges away from each other?

a)

stronger

b)

weaker

40.

In a circuit, what are the conductors?

a)

rubber part of switch

b)

wires

c)

wood block

d)

glass bulb

41.

Materials that do not easily transmit heat or electricity are

a)

battery

b)

insulators

c)

load

d)

conductors

42.

What supplies energy to an electric circuit?

a)

battery

b)

wire

c)

lightbulb

d)

conductor

43.

An example of a good insulator is

a)

iron

b)

rubber

c)

metal

d)

silver

44.

An example of a good conductor is

a)

plastic

b)

rubber

c)

styrofoam

d)

copper

45.

Which best describes a series circuit?

a)

electricity flows along one pathway

b)

flow of electricity comes from the switch

c)

electricity flowing along many pathways

d)

flow of electricity comes from the lightbukb

46.

What type of charge does the atom have?

a)

positive

b)

negative

c)

neutral

47.

The image shows

a)

a parallel circuit

b)

a series circuit

c)

an electromagnet

48.

What type of circuit is this?

a)

Series

b)

Parallel

49.

What type of circuit is this?

a)

Series

b)

Parallel

50.

What happens to the current of electricity when the switch is up?

a)

The lightbulb will light

b)

the lightbulb will not light

c)

None of the above

51.
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
52.
What is current measured in?
a)
Ω (Ohms)
b)
V (Volts)
c)
A (Amps)
d)
W (Watts)
53.
What is resistance measured in?
a)
Ω (Ohms)
b)
V (Volts)
c)
A (Amps)
d)
W (Watts)
54.
What is Resistance?
a)
The flow of electrons
b)
Electric potential difference
c)
A battery
d)
The ability to reduce the flow of electrons
55.
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
56.
The mathematical relationship among Voltage, Current, and Resistance
a)
Faraday's Law
b)
Tesla's Law
c)
Edison's Law
d)
Ohm's Law
57.
Current times Resistance equals
 (I X R)
a)
Power
b)
Voltage
c)
Amperage
d)
Ohm
58.

Voltage divided by Resistance

(V / R)

a)

Current

b)

Power

c)

Ohms

d)

Watts

59.
If the Voltage is increased and the resistance stays the same, Current will
a)
Increase
b)
Decrease
c)
Stay the same
d)
X
60.
If the Voltage stays the same and Resistance is increased, Current will 
a)
Increase
b)
Decrease
c)
Stay the same
d)
X
61.
How many Volts would we need to produce a current flow of 8 Amps through a 6 Ohm resistor
a)
12 volts
b)
24 volts
c)
1.3333
d)
48 volts
62.
This circuit has a 24 volt battery and the resistor is 8 ohms. How many amps are running through the circuit?
a)
3 Amps
b)
192 Amps
c)
2 Amps
d)
4 Amps
63.
What word means how hard it is for electrons to flow through.
a)
Current
b)
Voltage
c)
Resistance
d)
Power
64.
How many Volts would it take to push 1 Amp through a resistance of 1 Ohm
a)
10 volts
b)
1 volt
c)
48 volts
d)
5 volts
65.
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
66.
What word means how fast the electrons flow.
a)
Current
b)
Voltage
c)
Resistance
d)
Power
67.
How do you calculate voltage?
a)
Current X Resistance
b)
Resistance ÷ Current
c)
Current ÷ Resistance
d)
Measure it with a ruler
68.
How do you calculate current
a)
Resistance X Voltage
b)
Voltage X Resistance
c)
Resistance ÷ Voltage
d)
Voltage ÷ Resistance
69.
What voltage is needed to cause a 2A current flow through a 10Ω resistor?
a)
5V
b)
0.2V
c)
20V
d)
200V
70.
What resistance is needed to cause a 50A current flow because of a 500V battery?
a)
10Ώ
b)
5Ώ
c)
2500Ώ
d)
550Ώ
71.
If you decreases the resistance of a circuit, what happens?
a)
Current decreases
b)
Current increases
c)
Electrons disappear
d)
Bulbs get brighter
72.
If you increase the voltage of a circuit, what happens?
a)
Current decreases
b)
Current increases
c)
Electrons disappear
d)
Bulbs get dimmer
73.

Which one has low resistance?

a)

hot wire

b)

cold wire

74.

Which one has high resistance?

a)

insulator

b)

conductor

75.

Which one has low resistance?

a)

long wires

b)

short wires

76.

Which one has high resistance?

a)

thin wires

b)

wide/thick wires

77.
What is another name for a battery in a circuit?
a)
Load
b)
Power Source
c)
Switch
78.
What is another name for a lightbulb in a circuit?
a)
Switch
b)
Load
c)
Power Source
79.

What is another name for the wires in a circuit?

a)

Conductor

b)

Load

c)

Power Source

80.

True or False: Conductors allow electrons to pass through easily.

a)

True

b)

False

81.
Is an eraser a conductor, insulator, or both?
a)
Conductor
b)
Insulator
c)
Both
82.
Is a cork a conductor, insulator, or both?
a)
Conductor
b)
Insulator
c)
Both
83.
Is a paperclip a conductor, insulator, or both?
a)
Conductor
b)
Insulator
84.
Is a penny a conductor, insulator, or both?
a)
Conductor
b)
Insulator
c)
Both
85.
Is a pencil a conductor, insulator, or both?
a)
Conductor
b)
Insulator
c)
Both
86.

Is a pair of scissors a conductor, insulator, or both?

a)

Conductor

b)

Insulator

c)

Both

87.

Is THIS lightbulb part of an open or closed circuit?

a)

Closed

b)

Open

88.

Is THIS lightbulb part of an opened or closed circuit?

a)

Closed

b)

Open

89.

Is this switch closed or open?

a)

Closed

b)

Open

90.

Is the following circuit complete or incomplete?

a)

Complete

b)

Incomplete

91.

True or False: A switch turns a circuit on or off.

a)

True

b)

False

92.

Which of the following is NOT required for a circuit to be complete.

a)

Load

b)

Power Source

c)

Conductor

d)

Switch

93.

Is this switch closed or open?

a)

Closed

b)

Open

94.

A doorbell is an example of a _________ switch.

a)

Push-button

b)

Toggle

c)

Knife

95.

A light switch is an example of a _________ switch.

a)

Push-button

b)

Toggle

c)

Knife

96.

Which type of switch is this?

a)

Knife

b)

Fork

c)

Spoon

d)

Ladle

97.

Is this switch open or closed?

a)

Open

b)

Closed

c)

Open

d)

Closed

98.

Which type of atom flows through a circuit?

a)

Electrons

b)

Neutrons

c)

Protons

99.

True or False: Dry cell is another name for a battery.

a)

True

b)

False

100.

True or False: A device is another name for a power source.

a)

True

b)

False

101.

If a circuit is closed then the load will be...

a)

On

b)

Off

102.

Which type of material does NOT allow electricity to flow through freely?

a)

Insulator

b)

Conductor

103.

What is the name for the path in which an electrical current flows?

a)

Circuit

b)

Conductor

c)

Charge

d)

Cell

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