THE EVOLUTION OF ELECTRIC POWER

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Mind Map by isapuenayan, updated more than 1 year ago
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Created by isapuenayan over 6 years ago
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THE EVOLUTION OF ELECTRIC POWER
  1. in the early 1800, the first time electricity was available for cities like newyork, paris and london.
    1. it seemed magical and mysterious to people
    2. it was mostly used for illumination, gas and oil lamps or candles were no longer necessary
      1. electricity presented some danger, because it could not be seen as it travelled thorough the wires, so it was important to warn people about the hazards of this amazing new invention
        1. thomas a edison invented the first electrical current meten
          1. the light bulb too has gone through a series of developments. the concept was developed for thomas edison, joseph swan and other scientists
            1. they were called filament bulbs or incandescent bulbs
            2. another type of lamps, the fluorescent lights, were generated by stimulating a substance with invisible ultraviolet light
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