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WorksheetsAutomotive Electrics level 3
Total questions: 32
Worksheet time: 21mins
Name
Class
Date
1.
Resistance in wire depends on how thick it is, how long it is and what it is made of.
a)
true
b)
false
2.
Your body is a conductor of electricity.
a)
true
b)
false
3.
What is the resistance in this circuit?
a)
0.05Ω
b)
1.8Ω
c)
20Ω
4.
What colour is the live wire in a mains plug?
a)
Green
b)
Blue
c)
Brown
5.
What is the function of the neutral wire?
a)
To carry a high voltage
b)
To complete circuit
c)
It is a safety wire
6.
The fuse in a circuit melts when:
a)
An appliance isn't earthed
b)
Too much current flows
c)
Too much voltage flows
7.
Measure of electrical current flow
a)
Curcuit
b)
Amp
c)
Volt
d)
Watt
8.
What color represents a ground wire?
a)
White
b)
Green
c)
Red
d)
Blue
9.
Material that electricity can easily flow through
a)
Insulators
b)
Rubber
c)
Conductor
d)
Wood
10.
This is an example of a _______ circuit
a)
open
b)
series
c)
parallel
d)
square
11.
What is resistance measured in?
a)
Ω (Ohms)
b)
V (Volts)
c)
A (Amps)
d)
W (Watts)
12.
What is current measured in?
a)
Ω (Ohms)
b)
V (Volts)
c)
A (Amps)
d)
W (Watts)
13.
Which word means how hard it is for electrons to flow?
a)
Current
b)
Voltage
c)
Resistance
d)
Power
14.
A battery is an example of a.....
a)
Electric cell
b)
magnet
c)
resistor
d)
static electricity
15.
Which diagram shows two bulbs in a series?
a)
1
b)
2
c)
3
d)
4
16.
Which do you expect to have the brightest light?
a)
1
b)
2
c)
3
d)
4
17.
this is the symbol for a _____?
a)
switch
b)
light
c)
battery
d)
wires
18.
what is this symbol for?
a)
light bulb
b)
switch
c)
battery
d)
resistor
19.
wood is a _____?
a)
conductor
b)
insulator
20.
water is a______?
a)
conductor
b)
insulator
21.
Which wire is the live wire?
a)
blue
b)
green/yellow
c)
brown
d)
fuse
22.
Which wire is the neutral wire?
a)
blue
b)
green/yellow
c)
brown
d)
fuse
23.
which part of the plug stops more electricity then allowed to pass through?
a)
blue
b)
green/yellow
c)
brown
d)
fuse
24.
A series circuit has ____ path(s) that the electric current can take.
a)
One
b)
Two
c)
Three
d)
Four
25.
In an electrical circuit, electrons move from the __________.
a)
Negative pole to negative pole
b)
Negative pole to positive pole
c)
Positive pole to positive pole
26.
In a parallel circuit, if one connection is broken, all of the connections stop working.
a)
True
b)
False
27.
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.
28.
What is a Parallel circuit?
a)
Has only one path
b)
Has more than one path
c)
Allows energy to travel through easily
29.
If u add more batteries to your circuit with one light bulb it will get brighter.
a)
True
b)
False
30.
A circuit in which energy can freely flow.
a)
Closed Circuit
b)
Free Circuit
c)
Open Circuit
d)
Energy Circuit
31.
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.
32.
The charge carriers in metals are
a)
electrons
b)
protons
c)
positrons
d)
a mix of protons and electrons
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