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WorksheetsElectromagnets
Total questions: 10
Worksheet time: 18mins
Name
Class
Date
1.
Where does electricity flow in an electromagnet?
a)
through the insulation
b)
through the rivet
c)
through the air
d)
through the closed switch
2.
What component provides the pathway to carry electricity from component to component?
a)
d cell
b)
wire
c)
switch
d)
wire coil
3.
Which component controls the flow of electricity by opening and closing the circuit?
a)
switch
b)
d cell
c)
wire coil
d)
core
4.
What type of magnet that can turned on and off?
a)
electromagnet
b)
permanent magnet
c)
electricity
d)
battery
5.
Like poles on a magnet
a)
attract
b)
repel
6.
What is this?
a)
magnet
b)
electromagnet
c)
series circuit
d)
parallel circuit
7.
The Earth produces its own magnetic field. True or false?
a)
False
b)
True
8.
What is magnetism?
a)
invisible objects coming together
b)
a force that either attracts or repels certain materials
c)
full of electricity
d)
metals
9.
A coil that is magnetized only when an electric current flows through it is _____________.
a)
a battery
b)
a generator
c)
a conductor
d)
an electromagnet
10.
What are the ends of a magnet called?
a)
East and west poles
b)
Left and Right ends
c)
North and South ends
d)
North and South poles
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