3530970
Beschreibung
Mindmap von estefaniajuaspue, aktualisiert more than 1 year ago
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Erstellt von estefaniajuaspue
vor mehr als 9 Jahre
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THE EVOLUTION OF ELECTRIC
POWER
- ELECTRICITY PRESENTED SOME DANGER BECAUSE IT COULD NOT BE
SEEN AS IT TRAVELLED THROUGH THE WIRES
- for paris and london it seemed magical and mysterious to people, it
was mostly used for illumination , gas and oil lamps or candles were no
longer necessary.
- for paris and london it seemed magical and mysterious to people, it
was mostly used for illumination , gas and oil lamps or candles were no
longer necessary.
- thomas edison invented the first electrical current
meter
- later the meters also had revolving disc
that measured the energy
- later the meters also had revolving disc
that measured the energy
- another type of lamps, the fluorescent lights, were generated by
stimulating a substance with invisible ultraviole.t light
Medienanhänge
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