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WorksheetsOpen or Closed Circuits
Total questions: 10
Worksheet time: 3hrs 30mins
Name
Class
Date
1.
Electrical lights will not come on unless their electrical circuit is a --
a)
parallel circuit
b)
series circuit
c)
closed circuit
d)
short circuit
2.
What would happen if the switch was opened?
a)
nothing, the light bulbs would still work because there is a complete path
b)
The light bulbs would not work because the path was broken
c)
the battery would loose energy
d)
the wires would be cooled from air
3.
The on switch shows
a)
An open circuit where electricity can flow
b)
A closed circuit
c)
not related to circuits
d)
An incomplete circuit that does not allow electricity to flow
4.
A open circuit allows charges to flow.
a)
True
b)
False
5.
A circuit in which energy can freely flow.
a)
Closed Circuit
b)
Free Circuit
c)
Open Circuit
d)
Energy Circuit
6.
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.
7.
Would would best complete this circuit?
a)
A wire
b)
A switch
c)
A battery
d)
A light bulb
8.
What is the power source in this circuit?
a)
Lightbulb
b)
Switch
c)
Wires
d)
Battery
9.
Which parts are needed to complete a simple circuit lighting a lightbulb?
a)
wire, battery, lightbulb
b)
wire, buzzer, lightbulb
c)
wire, battery, buzzer
d)
wire, switch lightbulb
10.
Is the following image show an open or closed circuit?
a)
Closed
b)
Open
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