1. Magnetic materials
Which of the materials below are magnetic?
co gold
ba (A u)
lt (
Co
)
)
e
ni
(F
ck
n
co el
iro
pp (N
er
(Cu polythene i)
)
od (M g)
wo ium
m (Al) es
iniu agn
alum m
2. Magnetic materials
Which of the materials below are magnetic?
co gold
ba (A u)
lt (
cobalt (Co)
Co
e)
nic
)
)
(F
e
ni
(F
ke
ck
n
iro
n
co el
l
iro
pp
(Ni
er (N
(Cu polythene i)
)
)
g)
(M
ium u) ne (Al)
n e s er (C ythe nium
ag d (Au) copp woodol
m gol p al
alumumi
inium
magnesium (Mg) wood (Al)
3. Can magnetism be blocked?
A fridge magnet may be coated in plastic but will stick
to a metal fridge.
Can magnetic forces act through any material?
4. Can magnetism be blocked?
A fridge magnet may be coated in plastic but will stick
to a metal fridge.
Can magnetic forces act through any material?
1. Attach a paperclip to a piece of thread
and tape the other end of the thread
to a work bench.
5. Can magnetism be blocked?
A fridge magnet may be coated in plastic but will stick
to a metal fridge.
Can magnetic forces act through any material?
1. Attach a paperclip to a piece of thread
and tape the other end of the thread
to a work bench.
2. Hold a magnet above the paperclip to
check that the paperclip is attracted.
6. Can magnetism be blocked?
A fridge magnet may be coated in plastic but will stick
to a metal fridge.
Can magnetic forces act through any material?
1. Attach a paperclip to a piece of thread
and tape the other end of the thread
to a work bench.
2. Hold a magnet above the paperclip to
check that the paperclip is attracted.
3. Try inserting thin sheets of
different materials between
the magnet and the paperclip.
Note the effects of each material.
7. Can magnetism be blocked?
A fridge magnet may be coated in plastic but will stick
to a metal fridge.
Can magnetic forces act through any material?
1. Attach a paperclip to a piece of thread
and tape the other end of the thread
to a work bench.
2. Hold a magnet above the paperclip to
check that the paperclip is attracted.
3. Try inserting thin sheets of
different materials between
the magnet and the paperclip.
Note the effects of each material.