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Worksheetselectric curcuits
Total questions: 15
Worksheet time: 16mins
Name
Class
Date
1.
What is a conductor?
a)
A material that allows electricity to flow through it. The circuit is complete.
b)
A material that does not allow electricity to flow through. It stops the flow of electricity.
c)
A light switch.
2.
An example of an insulator is?
a)
metal
b)
plastic
c)
brass
d)
aluminum
3.
An example of a conductor is?
a)
metal paperclip
b)
glass marble
c)
wooden golf tee
4.
The form of energy that can produce light, heat, motion, and magnetic force.
a)
electricity
b)
water
c)
grass
5.
What is a switch's function in a circuit?
a)
to make the current hotter or colder
b)
turn on and off the flow of current
c)
the pathway that current flows
d)
to add more power to the circuit
6.
wood is a _____?
a)
conductor
b)
insulator
7.
Silver is a _____?
a)
insulator
b)
conductor
8.
Why electrical wiring usually are covered with a layer of plastic?
a)
To make it look pretty
b)
To help electricity flow along the wire
c)
To make it safe
d)
To add more energy
9.
Combination of two or more cells
(a)
10.
The path of electrical current
(a)
11.
Name two non metal conductors of electricity
(a)
12.
The electric current in a closed circuit always flow from the ______ terminal of the electric cell to the _______ terminal.
(a)
13.
A simple device hat is used to either break or complete the electric circuit.
(a)
14.
At which end of the electric cell is the negative terminal located
(a)
15.
When is a bulb fused
(a)
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