WorksheetsElectricity
Total questions: 9
Worksheet time: 9mins
Name
Class
Date
1.
Mary is making an electrical circuit. They are linked in a series. Which will happen if one of the lights burns out?
a)
Only the burnt out light will not shine.
b)
A short circuit will occur
c)
Current flow will continue, but the burnt out light will not shine.
d)
None of the lights will shine.
2.
David is making an electric circuit. The circuit is correctly linked in two parallel paths. What will happen if one of the lights burns out?
a)
None of the lights will shine.
b)
All current flow will stop
c)
Only the burnt out light will not shine.
d)
A short circuit will occur
3.
What is the most important characteristic of a parallel circuit?
a)
multiple paths for current flow
b)
multiple conductors
c)
multiple power sources (batteries)
d)
multiple devices (like light bulbs)
4.
Which of the following in ALWAYS true of a complete electrical circuit?
a)
The higher the resistance, the higher the current flow.
b)
The higher the resistance, the lower the current flow.
c)
The more light bulbs in the circuit, the higher the current flow.
d)
The more light bulbs in the circuit, the lower the current flow.
5.
Which of the following would form a CLOSED circuit?
a)
A CD player being turned off
b)
A light switch being turned on.
c)
A ceiling fan that is not moving
d)
A doorbell after it has been rung
6.
Which of the following would form a OPEN circuit?
a)
A light switch being turned on.
b)
A door bell after it has been rung.
c)
A ceiling fan that is moving.
d)
A CD player being turned on.
7.
Electric current will flow through a circuit as long as the ______________.
a)
switch is open
b)
wires are insulated
c)
bulb is working
d)
path is unbroken
8.
Katie is making a parallel circuit and she removes on bulb. which statement best describes what will happen to the current?
a)
The bulbs in a parallel circuit all go out because of the bulb that was removed.
b)
The current takes a different path and the circuit remains closed.
c)
The bulbs in the parallel circuit shine more brightly.
d)
The current does not flow and the circuit is open.
9.
Holiday lights are usually sold as a large group of bulbs attached together on one strand. If one bulb burns out, the rest of the bulbs will stay lit. With this in mind, what type of electrical circuit would BEST explain holiday lights?
a)
open circuit
b)
series circuit
c)
parallel circuit
d)
broken circuit
100 %
