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WorksheetsElectricity
Total questions: 19
Worksheet time: 14mins
Name
Class
Date
1.
A switch that opens a circuit by turning itself off is a...
a)
circuit breaker
b)
motor
c)
electromagnet
d)
insulator
2.
A circuit that has more than one path for electricity to follow is a...
a)
series
b)
static
c)
broken
d)
parallel
3.
Copper is used in wiring because it is an excellent______________ of electricity.
a)
circuit breaker
b)
conductor
c)
insulator
d)
fuse
4.
When a switch is turned on, you close a circuit so that it is___________.
a)
incomplete
b)
inactive
c)
complete
d)
broken
5.
The only charges that can move from one object to another are___________ charges.
a)
electric
b)
neutral
c)
positive
d)
negative
6.
I allow electricity to run through me easily.
a)
fuse
b)
conductor
c)
insulator
d)
electric circuit
7.
I am the path along which electricity travels.
a)
electric circuit
b)
conductor
c)
insulator
d)
fuse
8.
I am the crackle you hear when you touch a doorknob after rubbing your feet across a carpet.
a)
electric circuit
b)
electric discharge
c)
fuse
d)
conductor
9.
I try to keep electricity from getting to you.
a)
conductor
b)
fuse
c)
electric discharge
d)
insulator
10.
I open overloaded circuits by melting.
a)
circuit
b)
conductor
c)
insulator
d)
fuse
11.
The thin wire inside alight bulb is called the filament.
a)
true
b)
false
12.
If you take one light bulb out of a parallel circuit, all the lights will go out.
a)
true
b)
false
13.
Copper is a good conductor of electricity.
a)
true
b)
false
14.
Rubber is a good insulator.
a)
true
b)
false
15.
In an incomplete circuit, the light bulb would be lit.
a)
true
b)
false
16.
You shouldn't stand in an open field during a lightning storm.
a)
true
b)
false
17.
Protons have a negative charge and electrons have a positive charge.
a)
true
b)
false
18.
The buildup of electric charges on an object is called static electricity.
a)
true
b)
false
19.
Lightning is an example of static electricity.
a)
true
b)
false
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