Three light switches one room and one light bulb you can only go in it once what light switch turn the light bulb on it has something to do with the temperatur.?
turn 2 switches on wait one minute, turn one off go in the room if the bulb is off and warm it was the last one you turned off if its cold its the one you didnt touch and if its on its the only switch left on.
Is that really meant to be a question? It is like saying"There are six wheels on a car: four road wheels, a spare wheel and a steering wheel?" Please explain what you want to know and someone may be...
Light from a light bulb is continually being released by a process known as incandescance. This process makes the filament inside the bulb glow. As it glows the light that comes out either gets...