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Electrical energy?

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what are some examples of electrical energy

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  1. batteries

    generators

    alternators


  2. There are 6 known methods of producing an electric potential (voltage).  They are:

    Magnetic - Generators, both AC and DC (most electricity is produced in this manner)

    Chemical - Batteries

    Thermal - Thermocouples

    Pressure (changes in pressure) - Piezoelectric crystals for vibration analysis

    Photoelectric Effect (light) - Solar panels

    Friction - Static electricity

  3. Batteries and our hair, when you scratch your hair, some can see some black spots on your nails. That is used as a battery.
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