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WorksheetsElectricity Review
Total questions: 57
Worksheet time: 1hrs 5mins
Name
Class
Date
1.
The accumulation of excess electric charge on an object is called
a)
Static electricity
b)
Electric discharge
c)
Resistance
d)
Circuit
2.
A material in which electrons are able to move easily
a)
Circuit
b)
Insulator
c)
Resistance
d)
Conductor
3.
A material in which electrons are not able to move easily
a)
Circuit
b)
Insulator
c)
Resistance
d)
Conductor
4.
The flow/movement of electric charges
a)
Voltage
b)
Resistance
c)
Current
d)
Circuit
5.
A closed path that electric current follows
a)
Voltage
b)
Current
c)
Resistance
d)
Circuit
6.
The current has only has one loop to flow through in this circuit.
a)
Series Circuit
b)
Parallel Circuit
7.
This circuit contains two or more branches for current to move through.
a)
Series Circuit
b)
Parallel Circuit
8.
All wires used in electric circuits should be covered with:
a)
a colored material.
b)
a conducting material.
c)
an insulating material.
d)
none of these.
9.
Electric current is the flow of:
a)
electrons
b)
protons
c)
neutrons
d)
none of these
10.
Electricity moves only in a __________ circuit.
a)
circuit
b)
difference in potential
c)
closed
d)
open
11.
When we turn the switch to the off position the circuit is __________.
a)
closed
b)
open
c)
negative, positive
d)
overload
12.
When you remove a bulb from a three bulb circuit, and the other two bulbs go off, then the bulbs must have been connected in __________.
a)
parallel
b)
series
c)
open
d)
closed
13.
The substance which allows __________ to flow through it is called __________.
a)
electric current, conductor
b)
conductor, dynamo
c)
electric current, cell
d)
conducting material, electric current
14.
A closed circuit has its every part made of __________.
a)
electric current
b)
conducting material
c)
dynamo
d)
cell
15.
A bulb is the source of electricity in a flashlight.
a)
True.
b)
False.
16.
Glass is a good conductor.
a)
True
b)
False
17.
Find the odd-one out:
Copper
Aluminium
Iron
Wood
Copper
Aluminium
Iron
Wood
a)
Copper
b)
Aluminium
c)
Iron
d)
Wood
18.
Find the odd-one out:
Plastic
Rubber
Glass
Silver
Plastic
Rubber
Glass
Silver
a)
Plastic
b)
Rubber
c)
Glass
d)
Silver
19.
Which circuit will light up?
a)
A, B
b)
B, C
c)
C, D
d)
D, F
20.
The human body is a good conductor of electricity. WHen a strong current flows through the body it produces violent muscular contractions and the person receives a shock. These shocks can damage body cells and can sometimes be fatal.
a)
True
b)
False
21.
Which is NOT an insulator.
a)
Wool
b)
Plastic
c)
Copper
d)
Glass
22.
What is a circuit?
a)
A pathway that electricity flows in. It has a load, wire, and a taco
b)
A pathway that protons flow in. It has a load, wire, and a power source.
c)
A pathway that electricity flows in. It has a load, wire, and a power source.
d)
A pathway that electricity flows in. It has a load and wire.
23.
What charge does an electron have?
a)
negative (-)
b)
positive (+)
c)
neutral or no charge (0)
24.
What charge does a proton have?
a)
negative (-)
b)
positive (+)
c)
neutral or no charge (0)
25.
The difference between attract and repel is that to attract is to pull something closer and repel is to push something away.
a)
True
b)
False
26.
Ms Jo Jo rubbed two balloons with a piece of wool. What will happen when the balloons are brought near each other?
a)
The balloons will repel each other.
b)
The balloons will attract each other.
c)
The balloons will become positively (+) charged.
d)
The balloons will pop.
27.
The picture shows an electrical circuit. This circuit is a series circuit because:
a)
It has 3 light bulbs.
b)
The same current flows through all three light bulbs.
c)
It uses a single battery.
d)
The electrical current is divided between the three light bulbs.
28.
Which best describes a parallel circuit?
a)
Electricity flows along one pathway.
b)
The flow of electricity comes from more than one source.
c)
Electricity flows along more than one pathway.
d)
The flow of electricity comes from more than 1 load.
29.
Which of these causes electrically charged objects to attract or repel each other?
a)
An equal number of protons.
b)
An equal number of electrons.
c)
An unequal number of electrons.
d)
An unequal number of molecules.
30.
Why are metals useful for making electrical wire?
a)
Metals do not bend.
b)
Metals hold much heat.
c)
Metals are insulators.
d)
Metals are conductors.
31.
Why can you get a shock if you touch a metal doorknob after walking across a wool carpet?
a)
You have gained electrons; the doorknob has no electrons.
b)
You have gained neutrons; the doorknob has fewer electrons.
c)
You have lost electrons; the doorknob has many electrons.
d)
You have gained electrons; the doorknob has many electrons.
32.
What will happen if one light bulb is removed from this circuit?
a)
The other bulbs will go out.
b)
The other bulbs will get brighter.
c)
The other bulbs will get dimmer.
d)
The battery will become stronger.
33.
Which best describes a simple series circuit?
a)
Electricity flows along one pathway.
b)
The flow of electricity comes from the switch.
c)
Electricity flows along many pathways.
d)
The flow of electricity comes from the light bulb.
34.
What is a Conductor?
a)
a material that easily allows electricity to flow through it
b)
a material that does not allow electricity to flow easily
35.
Which is not a Conductor?
a)
Foil
b)
Penny
c)
Iron
d)
Rubber
36.
Which is not an insulator?
a)
Wood Block
b)
Glass
c)
Eraser
d)
Water
37.
What is a Circuit?
a)
Lightning
b)
Static Electricity
c)
The path that electricity flows through
d)
Electrons flowing
38.
Is this circuit closed?
a)
Yes
b)
No
39.
Is this circuit open or closed?
a)
Closed
b)
Open
40.
What is a Switch?
a)
A device used to control to flow of electricity
b)
Something that turns on lights
c)
Imbalance of charges
d)
A path that electricity flows through
41.
When switch is turned off the circuit is?
a)
Open
b)
Closed
42.
When switch is turned on the circuit is?
a)
Open
b)
Closed
43.
What are the four parts of an atom?
a)
Neutrons, Protons, Electrons, and Nucleus
b)
Nucleus, Electrons, Chlorophyll, Shells
c)
Eyes, Ears, Mouth, Nose
d)
Hydrogen, Argon, Mixture, Door
44.
What does static mean?
a)
Moving
b)
At Rest
c)
Still
d)
Energy
45.
When a balloon is rubbed on clothes it acquires a charge by ___________.
a)
Induction
b)
Reduction
c)
Friction
d)
Conduction
46.
A material in which electrons are not able to move easily
a)
Circuit
b)
Insulator
c)
Resistance
d)
Conductor
47.
True or False, Lighting is a form of static electricity.
a)
True
b)
False
c)
Both
d)
Niether
48.
The flow/movement of electric charges
a)
Voltage
b)
Resistance
c)
Current
d)
Circuit
49.
What kind of circuit is this?
a)
Series
b)
Consecutive
c)
Parallel
d)
Training
50.
What kind of circuit is this?
a)
Series
b)
Consecutive
c)
Parallel
d)
Training
51.
Which statement is true?
a)
The light bulb will light up because the circuit is complete.
b)
The light bulb will light up because the circuit is broken.
c)
The light bulb will not light up because the circuit is complete.
d)
The light bulb will not light up because the circuit is broken.
52.
Choose the corrrect sentence.
a)
This circuit will work because it is an open circuit
b)
This circuit will work because it is a closed circuit.
c)
This circuit will NOT work because it is an open circuit.
d)
This circuit will NOT work because it is a closed circuit.
53.
Choose the correct sentence.
a)
This circuit will work because it is an open circuit.
b)
This circuit will work because it is a closed circuit.
c)
This circuit will NOT work because it is an open circuit.
d)
This circuit will NOT work because it is a closed circuit.
54.
Would would best complete this circuit?
a)
A wire
b)
A switch
c)
A battery
d)
A light bulb
55.
What kind of circuit is this?
a)
series
b)
parallel
56.
a)
Series Circuit
b)
Parallel Circuit
57.
a)
Series Circuit
b)
Parallel Circuit
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