how
ELECTRICITY works
how
ELECTR
RICITY works
big powe
statio
g er
on
Electricity for your house comes from a big power station where there is a huge piece of machinery called a generator.
COIL O O O O O O O O O Inside the generator
is an electromagnet,
which is an iron core with wires which coil around it but do not touch it. In a circle
around the magnet—
also not touching it— there are other coils of wire.
LS
CURRENT F
The electric current flows from the generator into cables that run sometimes und
They carry the current everywhere it is needed.
FLOWS
derground and sometimes high up on poles.
A cable brings it into your house.
FA
Power, usually from steam or falling water, makes the electro magnet whirl rapidly inside the coil. And this produces electricity, electric current in the outer circle of wire.
W W W W W W W W
ALLING
WATER WATER WATER WATER WATER WATER WATER WATER
FLIP A Light SWITCH
When you flip a light switch or turn on your television set, you bring the electric current into your room.