Electricity
The word electricity comes from the Greek word, electron, meaning amber. Amber is a translucent, yellowish mineral made of fossilized resin. When rubbed with a cloth, amber becomes charged...
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Electricity
The word electricity comes from the Greek word, electron, meaning amber. Amber is a translucent, yellowish mineral made of fossilized resin. When rubbed with a cloth, amber becomes charged...
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Multiple exposure photography is used to illustrate the movement of a pole vaulter. (Corbis-Bettmann)
Electricity
Electrical and electronic devices and machines have become an integral part of ...
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Electricity, History Of
Electrical effects were known to the ancients through the attraction that amber, when rubbed, had for lightweight objects. They were also aware of the seemingly unrelated ph...
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Sparks and Lightning: Electrical Theories from the "Electrician" Dufay to the Scientist Coulomb
Overview
To relate the history of electricity and magnetism during the eighteenth century ...
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Electricity
Forces on Moving Charges in a Magnetic Field
A current is the result of the motion of charged particles, and a wire carrying a current can experience a force in a magnetic field.
If the...
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In this Project our goal is to build a house, decorate it, and most importantly; light it with our own circuits, bulbs, and batteries. In order to light the house we must use a certain number of light...
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Electricity
Electricity
Electricity
Sparks and Lightning: Electrical Theories from the "Electrician" Dufay to the Scientist Coulomb
