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Electricity
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Electricityby Dmitry Kosykh
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What is electricity?Electricity is one of the most important
forms of energy
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ClassificationElectricity is sometimes classified as static
electricity or current electricity.
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Sources of electricityThe main sources are
generators, batteries,
and solar cells
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Principles of operationA substance that conducts electricity
must contain charged particles that are
free to move.
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Electric circuitAn electric current travels over one or more
paths called an electric circuit.
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Useful, but dangerous8.
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