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Brogan Gunn

on 12 April 2011

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Transcript of lightbulbs

the differances that flourescant bulbs have a very thin tungsten filament that lets them burn out faster whereas flourescant bulbs have a differant method of producing light, flourescant bulbs have electrodes at both ends of a fluorescent tube and a gas with argon and mercury vapor is inside the tube as well incandescant bulbs are cheaper but they dont last as long and take more energy to use how do they work? lightbulbs the gas moves along the inside of the glass tube and creates lght when heated by electricity flourescant bulbs have like a coul that electrons shoot through and light up as they get to the most restrictive part prices
for incandescent lightbulbs it is
10 cents per kiliwatt hour
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