Brief History of Electricity
Electricity is important in our everyday lives. It is essential for almost everything in our modern world. The knowledge learned in the past about electricity enabled such things as engines, telephones, radios, computers, and much, much more.
As early as 600 B.C., the Greeks were already studying electricity. They noticed that if you rubbed a piece of amber with fur, it had a charge with the ability to attract small objects. Many years later, in the 16th Century, William Gilbert discovered many other objects had this same ability, and that these charges had two different kinds of electrical charge. He learned that electricity repels the same kind, and attracts the opposite kind.
It wasn't until 1747 when Benjamin Franklin in America and William Watson in England both discovered that all materials have an "electrical fluid" that cannot be created or destroyed. Rubbing two objects does not create electricity, but just transfers electricity from one object to another. …
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