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Transcript 
3rd Grade AKS
Magnetism
Review
3rd Grade Science Specials - Askew
Magnet
Any
material that attracts
iron or metals containing
iron.
Permanent Magnet
This
type of magnet is
ALWAYS magnetized.
It keeps its magnetism.
Temporary Magnet
This
is made by
rubbing an object
made from soft iron,
like a nail, against a
permanent magnet.
The magnetism will
wear off over time.
Magnetic Field
This
is the area
around a
magnet where
the force of a
magnet can act.
Poles
The
two ends
of a magnet are
the __________.
The magnetic
field is
strongest here.
Magnetite/Lodestone
A
type of rock
containing iron
deposits that is
magnetic.
NO!
Does
the size or
shape of a
magnet
determine its
strength?
Label
the diagram with
repel or attract.
?
attract
?
repel
?
iron
?
nickel
?
cobalt
Is the material magnetic or nonmagnetic?
Is the material magnetic or nonmagnetic?
Is the material magnetic or nonmagnetic?
Is the material magnetic or nonmagnetic?
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