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What is Electricity ? A Video Tutorial

electricityElectricity is fascinating subject for humans , for its presence through lightening during thunderstorm always brought the quest for knowing how such light with noise produce by mother nature. So , scientist for years have decoded everything what is called electricity. The electricity  is produced through charges which are carried by  both electrons and protons within atom.The amount of the charge is carried by electrons and protons are same , but opposite in sign. Electrons carry a negative charge while protons carry positive charge.

Watch the excellent video  introduction to electricity

Have you tested yourself with 10 MCQ on chemical effect of electric current