ELECTRICITY

Electricity is a major force of nature. In this section, you can learn how electricity works and what its potential uses are.
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Electric Switch

Electric Switch, a device for completing and breaking an electric current, or for changing the path of a current.

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  • Battery, Electric

    Battery, Electric

    Battery, Electric, a device that produces electric current without the use of moving parts. See more »

  • Capacitance

    Capacitance

    Capacitance, the ability of an object or a system of objects to store an electric charge. See more »

  • Cathode Rays

    Cathode Rays

    Cathode Rays, in physics, a stream of electrons given off by the negative electrode, or cathode, of a vacuum tube. See more »

  • Circuit Breaker

    Circuit Breaker

    Circuit Breaker, an electric switch designed to break (open) an electric circuit automatically when the circuit is subjected to abnormal conditions. See more »

  • Electric Meter

    Electric Meter

    Electric Meter, or Watt-hour Meter, an instrument that measures the amount of electric energy used by a consumer. See more »

  • Electric Shock

    Electric Shock

    Electric Shock, a condition that occurs when there is a flow of electricity through that body. See more »

  • Electric Switch

    Electric Switch

    Electric Switch, a device for completing and breaking an electric current, or for changing the path of a current. See more »

  • Electrode

    Electrode

    Electrode, a conductor through which an electric current enters or leaves a solution or other medium in an electrical device such as a battery, electrolyt ic cell, or electron tube. See more »

  • Electrometallurgy

    Electrometallurgy

    Electrometallurgy, the science of producing metals from metallic ores through the use of electricity. See more »

  • Electroscope

    Electroscope

    Electroscope, an instrument used for detecting electric charges or for measuring small electric voltages or currents. See more »

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