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20 questions
a natural magnet
magnetite
horse shoe
circular
U shaped
there are how many poles in a magnet
1
5
3
2
true or false
N and S repulse
True
False
Maglev stands for
magnetic train
magnetic leave
magnetic levigation
non magnetic substances are
wood
iron
paper
cobalt
What do magnets stick to
Copper
Iron
Wood
Plastic
_______ is a natural magnet
Magnetite
Iron
Poles
Magnet looses it magnetic power on
Heating
Hammering
Dropping from height
All of these
All natural magnets are
Strong magnets
Weak Magnets
Bar shaped magnets
All of these
When two same poles are brought together
They attract each other
They repel each other
They become cold
They align in N-S direction
. What would we call a nail that can pick up a paperclip because it is touching a magnet?
Temporary magnet
Poles
Force
Detector
Which object would a magnet attract?
a glass bottler
a piece of paper
a metal paper clip
a rubber eraser
True or False: All metals are attracted to magnet.
TRUE
FALSE
Which two metals will be attracted by a magnet?
Iron and cobalt
Gold and Silver
Aluminium and Lead
Copper and Cobalt
What is the name of a magnet created by wrapping a current-carrying wire around a ferromagnetic core?
Temporary magnet
Electromagnet
Permanent magnet
Where on a magnet is the force the strongest
Poles
Middle
Repel
The further two magnets are apart, the __________________ the force of magnetism.
Stronger
Weaker
Same
Amy used a magnet to hold one piece of paper on the refrigerator. Later, she tried to use the same magnet to hold a stack of four pieces of paper, and the magnet wouldn't stick to the fridge. Why did this happen
The magnet needs glue
The magnet couldn't hold due to the thickness of the paper
Paper repels magnets
A magnet isn't attracted to the refrigerator
A magnet will pick up a nail, but not a penny because the nail
has rust on it
is lighter than penny
Has sharp points
Contains iron
Where on a magnet is the force the strongest
Poles
Middle
Repel
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