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WorksheetsElectricity Test
Total questions: 39
Worksheet time: 39mins
Name
Class
Date
1.
An example of a conductor is :
a)
a glass paperweight
b)
a plastic cap
c)
a metal screw
d)
a wooden handle
2.
An example of an insulator is:
a)
iron
b)
silver
c)
copper wire
d)
rubber
3.
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
4.
What happens to the brightness of the light bulbs in a series circuit when you add more lights.
a)
Each bulb gets dimmer
b)
Each bulb remains the same
c)
Half of the bulbs get dimmer
d)
Each bulb gets brighter
5.
Does this diagram represent a series or parallel circuit?
a)
series circuit
b)
parallel circuit
6.
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.
7.
Insulator or Conductor?
STEEL
STEEL
a)
Insulator
b)
Conductor
8.
What are the components of a simple circuit?
a)
wires, switch, outlet
b)
battery, switch, motor
c)
wires, light bulb, motor
d)
wires, battery, light bulb
9.
If two batteries are in a circuit and the positive side is touching the positive side will the circuit work?
a)
Yes
b)
No
10.
Is this circuit open or closed?
a)
Closed
b)
Open
11.
When the switch is closed, the light
a)
comes on
b)
stays off
c)
burns out
12.
The plastic around the wire is
a)
conductor
b)
insulator
c)
decoration
13.
Copper is a
a)
conductor
b)
insulator
14.
Glass is a
a)
conductor
b)
insulator
15.
Opposite charges
a)
attract
b)
repel
16.
Like charges ...
a)
attract
b)
repel
17.
Which of the charges below will attract each other
a)
[Positive] [Positive]
b)
[Negative] [Negative]
c)
[Positive] [Negative]
d)
All of the Above
18.
Current is the ...
a)
pressure of electricity
b)
flow of electricity
c)
tendency of a material to resist the flow of electricity.
d)
total power
19.
Pick the correct sentence.
a)
This circuit will work because it is a closed circuit.
b)
Energy will freely flow in this circuit.
c)
This circuit will not work because there is no energy source.
d)
This circuit will not work because there is no switch.
20.
A closed pathway through which electricity can flow is called
a)
Simple circuit
b)
switch
c)
load
d)
insulator
21.
If an object has the same number of positive and negative charges, its electrical charge is...
a)
positive
b)
negative
c)
neutral or no charge
d)
opposite
22.
What charge does a proton have?
a)
negative (-)
b)
positive (+)
c)
neutral or no charge (0)
23.
What charge does an electron have?
a)
negative (-)
b)
positive (+)
c)
neutral or no charge (0)
24.
Static electricity is
a)
The balance of electrical charge on an object
b)
The imbalance of electrical charge on an object
c)
The discharge of electrical charge
d)
The build up of protons in the nucleus of an atom
25.
The smallest unit of an element is
a)
An electron
b)
A proton
c)
A neutron
d)
An atom
26.
A series circuit has only one path for electricity to go through. Therefore, a break in a series circuit with light bulbs means...
a)
the other lights will still work.
b)
the one light will not work.
c)
all the bulbs will not work.
d)
all of the bulbs will work.
27.
A ___ circuit has more than one path for electricity to go through.
a)
open
b)
series
c)
parallel
d)
closed
28.
A circuit with one battery powered one bulb. BUT another bulb was added to the circuit. Now the bulbs will ___.
a)
glow normally
b)
glow dimly
c)
glow brightly
d)
turn off
29.
An example of a parallel circuit is
a)
the wiring in a house
b)
a flashlight
c)
a single circular path
30.
Two types of circuits are
a)
parallel and magnetic
b)
electromagnetic and series
c)
series and parallel
31.
How many paths does a series circuit have?
a)
One
b)
Ten
c)
Seventeen
d)
A million
32.
What does your hair do after a balloon is rubbed on it?
a)
Stands on end
b)
Clings to your face
c)
Falls out
d)
Is attracted to itself
33.
What is something you do not need to create a circuit?
a)
Power Source
b)
Conductor
c)
Something that needs the electricity
d)
Insulator
34.
What is one benefits of using a parallel circuit?
a)
It gets confusing.
b)
There are no problems.
c)
If one goes down, it does not affect the others.
d)
Porque es para llelio.
35.
What is one problem with using a series circuit?
a)
It has a lot of series.
b)
If one goes down, they all go down!
c)
It doesn't work properly.
d)
There are no problems.
36.
According to this law, the current in a circuit equals the voltage difference divided by the resistance.
a)
Law of Conservation of Energy
b)
Ohm's Law
c)
Law of Conservation of Charges
d)
Newton's First Law
37.
Which one uses less wire?
a)
Parallel circuit
b)
Series Circuit
38.
Resistance is measured in ___.
a)
watts.
b)
amps.
c)
ohms.
39.
Electricity is the flow of _________.
a)
Protons
b)
Neutrons
c)
Electrons
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