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physics
magnetism
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Cards (13)
magnetic materials:
iron
nickel
cobalt
steel
what happens when like poles meet?
they repel
what happens when unlike poles meet?
they
attract
how to check if a piece of metal is magnetic?
it should
repel
a known
magnet
magnetically hard materials?
those who retain their magnetism once they've been magnetised
magnetically soft materials?
those that don't stay magnetic once the outside magnetic influence is removed
magnetic field?
region
of
space
where the
magnet affect other objects
magnetic field lines?
line
which show the
path
that a
north
pole ending up at a
south
pole.
direction
of
force
caused by the
magnet
closer magnetic fields lines show...
stronger
magnetic field
induced
magnetism?
when a
soft
magnet material becomes
magnetised
after brought near a magnet
hard magnets are
permanent
magnets
soft
magnets are
temporary
magnets
magnetic field shape:
we can see it using
iron
filings
place the bar magnet on a
flat
surface
put a piece of
card
over the magnet
gently
tap
the card
the iron filings should
line
up with the magnetic field