mef+notes

Some of the greatest inventions of electricity:


 * Batteries**

Who invented it? - Alessandro Volta How/where was it used? - used daily. -provided power for the telegraph -allowing the production of telephones (telephone industries) Before the creation of batteries, the Voltaic Pile was invented, which generated only a small electrical charge.


 * Motors**

Who invented it? - Michael Faraday -Hans C. Oersted found a relationship between electricity and magnetism How/where was it used? - became more useful for transportation


 * Arc Lamps**

Who invented it? - Humphry Davy How/where was it used? - provided many cities with their first electric streetlights -powered by battery banks -the light was so powerful that they continued in use well into the 20th century