Electricity

Electricity is a flow of ______ moving by a copper wire.

On buildings walls, We can see copper pipes transporting _________

Spining a ________ inside a copper coil we can obtain electricity in this coil.

If we connect a _______ to a copper coil with a magnet inside, this magnet strats to spin.

A _______ is a machine that produces electricity by spinning a magnet inside a copper coil.

An engine is a machine that produces _________ applying electricity to a copper coil.

Attaching a _________ to a magnet we can spin it using natural media.

Nowadays we use water or wind to spin turbines in _________ without polluting.

We can use also water _________ but polluting because we have to heat water buirning gas or oil.

Finally we can also producesteam by heating water with __________ materials. The problem is to store these materials once their useful their useful life is over.