Electricity FAQs:

Q: Is Electricity the set of physical phenomena associated with the presence and motion of electric charge?

A: Yes.

Q: Is Electricity few?

A: Yes, and it would not be until the late nineteenth century that electrical engineers were able to put it to industrial and residential use.

Q: Is Electricity however still a highly practical energy source for heating and refrigeration?

A: Yes, and with air conditioning/heat pumps representing a growing sector for electricity demand for heating and cooling, the effects of which electricity utilities are increasingly obliged to accommodate.

Q: Was Electricity not part of the everyday life of many people?

A: Yes, and even in the industrialised Western world.

Q: Is Electricity not a human invention?

A: Yes, and may be observed in several forms in nature, a prominent manifestation of which is lightning.

Q: Was Electricity valuable?

A: Yes.

Q: Is Electricity used within telecommunications?

A: Yes, and indeed the electrical telegraph, demonstrated commercially in 1837 by Cooke and Wheatstone, was one of its earliest applications.

Q: Was Electricity the medium by which neurons passed signals to the muscles?

A: Yes.

Q: Is Electricity a low entropy form of energy and can be converted into motion or many other forms of energy with high efficiency?

A: Yes.

Q: Is Electricity also used to fuel public transportation?

A: Yes, and including electric buses and trains.

Q: Is Electricity usually sold by the kilowatt hour which is the product of power in kilowatts multiplied by running time in hours?

A: Yes.

Q: Is Electricity a very convenient way to transfer energy?

A: Yes, and it has been adapted to a huge, and growing, number of uses.