Body & Soul0 min ago
light
3 Answers
when u turn on the light where does it come from
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For more on marking an answer as the "Best Answer", please visit our FAQ.When you flick the lightswitch it completes an electrical circuit and allows electric to the light. This heats up the filament inside the bulb which 'glows' and gives off light.
See here for a more scientific explanation!
http://home.howstuffworks.com/light-bulb.htm
See here for a more scientific explanation!
http://home.howstuffworks.com/light-bulb.htm