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How Thomas Edison came to invent the light bulb Description of light bulb Places Used
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Edison wanted to replace gas/candle light forever Materials: Glass bulbs, metal bottom, lead in wires, filament
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Edison was born on February 11, 1847 in Milan, Ohio Had a record breaking 1,093 patents
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Incandescent: most home use this bulb(last about 1,000 hours) Halogen: brighter and hotter(last about 2,250-3,500) Fluorescent: save energy and give off little heat(last about 10,000 hours)
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Fluorescent bulbs are twist Halogen bulbs are round with a blunt tip Incandescent bulbs are round
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Light bulbs are used everywhere
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In schools how are the kids supposed to read or do work without light
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I think this was a good experience learning everything about the light bulb
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Nobleman, Marc Tyler. The Light Bulb. Minnesota: Capstone Press, 2004. Tomecek, Stephen m. What a Great Idea: Inventions that changed the World. USA: Schoolastic Nonfiction, 2003. About.com. 2013. 5-9-13 http://inventors.about.com/library/inventors/bledison.ht m http://inventors.about.com/library/inventors/bledison.ht m Edison-techcenter. 2013. 5-9-13 http://www.edisontechcenter.org http://www.edisontechcenter.org Ehow.com. 1999. 5-9-13 http://ehow.com/about.5479349 http://ehow.com/about.5479349 History. 1996. 5-9-13 http://www.history.com/topics.thomas-edison http://www.history.com/topics.thomas-edison
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