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WorksheetsMagnetism
Total questions: 20
Worksheet time: 20mins
Name
Class
Date
1.
Magnetism created by an electric current
a)
electricity
b)
electromagnetism
c)
wind energy
2.
The red and black plastic wire coverings are excellent ______.
a)
Conductors
b)
Insulators
c)
Currents
d)
Magnets
3.
Magnets have a north and a south ___________
a)
shape
b)
color
c)
pole
d)
region
4.
What will happen when these magnets are brought close together?
a)
They will attract each other.
b)
They will repel each other.
c)
Both magnets will turn to the left
d)
Both magnets will turn to the right
5.
Iron, Nickel and cobalt are all __________________ materials
a)
Shiny
b)
poles
c)
magnetic
d)
cold
6.
Where is the strongest attraction force of the magnet?
a)
at the poles
b)
in the middle
c)
above the magnet
d)
below the magnet
7.
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
8.
How are electromagnets different from magnets?
a)
magnets can be turned on/off
b)
you can turn an electromagnet on/off
c)
magnets are more powerful
d)
magnets have a North and South pole
9.
The planet earth is a giant magnet?
a)
True
b)
False
10.
Which of the following does not conduct electricity?
a)
gloves
b)
penny
c)
paper clip
d)
key
11.
A flow of electrons through a conductor is called:
a)
A river
b)
A spark
c)
An electron flow
d)
A current
12.
Magnetism is a type of ____________
a)
force
b)
book
c)
plant
d)
animal
13.
A north pole and a south pole will attract.
a)
True
b)
False
14.
What would we call a nail that can pick up a paperclip because it is touching a magnet?
a)
temporary magnet
b)
poles
c)
force
d)
detector
15.
The force of magnetism is stronger when magnets are ________________
a)
cold
b)
round
c)
closer together
d)
farther apart
16.
What subject is attracted to a magnet?
a)
Silver
b)
Water
c)
Metal
d)
Iron
17.
The further two magnets are apart, the __________________ the force of magnetism.
a)
stronger
b)
weaker
c)
same
18.
Static electricity can be built up by...
a)
Clothes spinning in a dryer
b)
A battery and a light bulb
c)
Plugging in an iron
d)
A glass of water
19.
Which BEST demonstrates static electricity?
a)
Brakes squealing on a train as it pulls into the station
b)
A passenger feeling a shock when he hands his ticket to the conductor on the train
c)
A wet object touches a railroad track on a cold day and will freeze on the track
20.
When several light bulbs are connected in a series circuit, what will happen if one bulb burns out?
a)
The other bulbs will continue to burn
b)
The other bulbs will burner brighter
c)
There will be a short circuit
d)
All of the light bulbs will go out
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