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WorksheetsElectricity & Magnetism 2
Total questions: 20
Worksheet time: 16mins
Name
Class
Date
1.
A circuit that has more than one path for electricity to follow is a...
a)
series
b)
static
c)
broken
d)
parallel
2.
When a switch is turned on, you close a circuit so that it is___________.
a)
incomplete
b)
inactive
c)
complete
d)
broken
3.
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
4.
I am the path along which electricity travels.
a)
electric circuit
b)
conductor
c)
insulator
d)
fuse
5.
The only charges that can move from one object to another are___________ charges.
a)
electric
b)
neutral
c)
positive
d)
negative
6.
I try to keep electricity from getting to you.
a)
conductor
b)
fuse
c)
electric discharge
d)
insulator
7.
I open overloaded circuits by melting.
a)
circuit
b)
conductor
c)
insulator
d)
fuse
8.
The thin wire inside alight bulb is called the filament.
a)
true
b)
false
9.
If you take one light bulb out of a parallel circuit, all the lights will go out.
a)
true
b)
false
10.
Copper is a good conductor of electricity.
a)
true
b)
false
11.
In an incomplete circuit, the light bulb would be lit.
a)
true
b)
false
12.
You shouldn't stand in an open field during a lightning storm.
a)
true
b)
false
13.
Protons have a negative charge and electrons have a positive charge.
a)
true
b)
false
14.
A switch that opens a circuit by turning itself off is a...
a)
circuit breaker
b)
motor
c)
electromagnet
d)
insulator
15.
Lightning is an example of static electricity.
a)
true
b)
false
16.
A burner on a stove gets red and heats up because it:
a)
creates current
b)
creates static charge
c)
creates resistance
17.
A disadvantage of a parallel circuit is:
a)
the current increases with each appliance and can over heat the circuit
b)
If one appliance goes off, they all go off
c)
As you add appliances, the resistance increases (the bulbs get dimmer)
18.
The buildup of charges on an object is called:
a)
positive charge
b)
static charge
c)
negative charge
d)
static discharge
19.
The picture shows an electrical circuit. This circuit is a series circuit because:
a)
It has 3 light bulbs.
b)
The same current flows through all three light bulbs.
c)
It uses a single battery.
d)
Separate paths are provided for all three bulb.
20.
Which of the two circuits would have the brightest bulbs assuming all switches are closed?
a)
A
b)
B
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