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LightBulbs<br />By Matt Muhs and KcHutmacher<br />Period 3<br />
When was the first light bulb invented?<br />Thomas Edison created the first light bulb in 1879.<br />BUT, Humphrey Davy c...
Who invented the first light bulb?<br />Humphrey Davy created the first light using an arc lamp.<br />The arc lamp took to...
What materials were originally used to make the light bulb?<br />Humphrey Davy connected wires to a battery and a piece of...
How was Edison’s light bulb originally made?<br />Edison used a carbon filament that burned for forty hours.<br />The carb...
What improvements to the light bulb have been made over the years?<br />
Why were such improvements made?<br />
Who uses the product?<br />Light can be used to keep food warm using a heat lamp.<br />They can be used to incubate chicke...
Works Sited <br />Who Invented the light bulb?. (2007). Retrieved from http://www.professorshouse.com/your-home/decorating...
Works Sited Con’d<br />Irene, G. (2009, June 30). How much Coal can a cfl save?. Retrieved from Who Invented the light bul...
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Light bulbs

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Transcript of "Light bulbs"

  1. 1. LightBulbs<br />By Matt Muhs and KcHutmacher<br />Period 3<br />
  2. 2. When was the first light bulb invented?<br />Thomas Edison created the first light bulb in 1879.<br />BUT, Humphrey Davy created the first light in 1800.<br />
  3. 3. Who invented the first light bulb?<br />Humphrey Davy created the first light using an arc lamp.<br />The arc lamp took to much power for use in residential houses.<br />They use arc lamps in lighthouses because they are super bright. <br />Edison bought the idea of the light bulb from to inventors and patented it. <br />
  4. 4. What materials were originally used to make the light bulb?<br />Humphrey Davy connected wires to a battery and a piece of charcoal, which made an intense spark. This became known as the electric arc lamp.<br /> Thomas Edison then used a filament housed in a glass vacuum bulb. He then passed electricity through this which lit the bulb. <br />
  5. 5. How was Edison’s light bulb originally made?<br />Edison used a carbon filament that burned for forty hours.<br />The carbon filament was put in an oxygen-less glass bulb.<br />
  6. 6. What improvements to the light bulb have been made over the years?<br />
  7. 7. Why were such improvements made?<br />
  8. 8. Who uses the product?<br />Light can be used to keep food warm using a heat lamp.<br />They can be used to incubate chickens.<br />They can also be found in lighthouses.<br />
  9. 9. Works Sited <br />Who Invented the light bulb?. (2007). Retrieved from http://www.professorshouse.com/your-home/decorating-design/who-invented-light-bulb.aspx <br />Who Invented the light bulb?. (2008). Retrieved from http://www.google.com/imgres?imgurl=http://media.readersdigest.com.au/dynamic/92/22/57/GB_light_bulbcrop.jpg&imgrefurl=http://www.readersdigest.com.au/discovery-channel-mag/who-invented-the-light-bulb/article91603.html&usg=__PdtAScjF8zCLFfrs62nQi7rwBkw=&h=352&w=520&sz=10&hl=en&start=138&zoom=1&tbnid=JTnCyMzjDIMmkM:&tbnh=126&tbnw=148&prev=/images%3Fq%3Dlight%2Bbulb%26um%3D1%26hl%3Den%26safe%3Dactive%26sa%3DN%26rls%3Dcom.microsoft:en-us%26biw%3D1419%26bih%3D690%26tbs%3Disch:10%2C2588&um=1&itbs=1&iact=rc&ei=lFCGTMGiKsienAey0p3sAQ&oei=wk-GTJ2wJJOKnAf5nMz4DQ&esq=8&page=5&ndsp=36&ved=1t:429,r:28,s:138&tx=40&ty=76&biw=1419&bih=690&safe=active<br />
  10. 10. Works Sited Con’d<br />Irene, G. (2009, June 30). How much Coal can a cfl save?. Retrieved from Who Invented the light bulb?. (2008). Retrieved from http://www.google.com/imgres?imgurl=http://media.readersdigest.com.au/dynamic/92/22/57/GB_light_bulbcrop.jpg&imgrefurl=http://www.readersdigest.com.au/discovery-channel-mag/who-invented-the-light-bulb/article91603.html&usg=__PdtAScjF8zCLFfrs62nQi7rwBkw=&h=352&w=520&sz=10&hl=en&start=138&zoom=1&tbnid=JTnCyMzjDIMmkM:&tbnh=126&tbnw=148&prev=/images%3Fq%3Dlight%2Bbulb%26um%3D1%26hl%3Den%26safe%3Dactive%26sa%3DN%26rls%3Dcom.microsoft:en-us%26biw%3D1419%26bih%3D690%26tbs%3Disch:10%2C2588&um=1&itbs=1&iact=rc&ei=lFCGTMGiKsienAey0p3sAQ&oei=wk-GTJ2wJJOKnAf5nMz4DQ&esq=8&page=5&ndsp=36&ved=1t:429,r:28,s:138&tx=40&ty=76&biw=1419&bih=690&safe=active <br />Crane, C. (2010). Cc vivid 120v led light bulb. Retrieved from http://www.ccrane.com/lights/led-light-bulbs/cc-vivid-led-light-bulb.aspx<br />
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