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WorksheetsKS3 Resistance
Total questions: 15
Worksheet time: 24mins
Name
Class
Date
1.
A light Bulb can be found in a circuit diagram by looking for which symbol?
a)
b)
c)
d)
2.
What kind of circuit is this?
a)
series
b)
parallel
3.
What electrical charge to electrons carry?
a)
Positive
b)
Negative
c)
Neutral
4.
A material in which electrons are not able to move easily is called _______.
a)
Circuit
b)
Insulator
c)
Resistance
d)
Conductor
5.
What will happen to the other bulbs in the circuit if one bulb goes out?
a)
The other bulbs will go out
b)
The other bulbs will get brighter
c)
The other bulbs will get dimmer
d)
They will flash on and off
6.
An example of a parallel circuit is
a)
the wiring in a house
b)
a flashlight
c)
a single circular path
7.
Copper is used in wiring because it is an excellent______________ of electricity.
a)
circuit breaker
b)
conductor
c)
insulator
d)
fuse
8.
What is the unit for resistance?
a)
Volts
b)
Amperes
c)
Ohms
9.
The unit for current is the
a)
Volt
b)
Ohm
c)
Electron
d)
Amp
10.
What resistance is needed to cause a 20A current flow because of a 100V battery?
a)
0.2Ώ
b)
2000Ώ
c)
120Ώ
d)
5Ώ
11.
What voltage is needed to cause a 50A current flow through a 10Ω resistor?
a)
15V
b)
500V
c)
500 kV
d)
0.2V
12.
You measure a potential difference with..
a)
a voltmeter
b)
An Ammeter
13.
the tendency for a material to oppose the flow of electrons
a)
current
b)
circuit
c)
resistance
d)
difference
14.
What is resistance?
a)
a measure of how difficult it is for electrons to flow
b)
a measure of the difference in electrical potential between objects that have opposite charges
c)
the continuous flow of electrons around a circuit
d)
the fast sudden movement of electrons from a negative to a positive material
15.
What type of circuit is shown in the picture?
a)
Series circuit
b)
Parallel circuit
c)
Open circuit
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