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The Light Bulb

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itzia nevarez

on 15 September 2014

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Transcript of The Light Bulb

The Light Bulb

Inventor
Date Invented
About Invention
Inventor Biography

~ Humphry Davy was born on December 17, 1778 at Penzance, United Kingdom.
~ Naturally gifted.
~ He lost his father at the age of 16.
~ One of the greatest chemist and inventors.


How It Impacted Us
Today, our world is filled with powered devices that we can plug in anywhere.
In the morning, there is sunlight and in the night people use electricity to do tasks.
The invention of light bulb allows us to work at night, increasing quality and productivity.
The light bulb also allows us to save money on candles/oil for light and it's much safer to use.
Citations:
The Invention Ofl Light Bulb Changed the World by Phuonganh97 (StudyMode)
http://www.studymode.com/essays/The-Invention-Ofl-Light-Bulb-Changed-1299640.html
The incandescent light was not that bright enough.
The first incandescent light worked because it had a thin piece of platinum that was passing a current.
Platnium was used insted of metal because the melting point of metal was very high.
Time Line of Important Events
Humphrey Davy was the first inventor of the incandescent light.
History of the Light Bulb
http://energy.gov/articles/history-light-bulb
1803-1809: The first Arc Lamp is created by Humphrey Davy.
1850-1859: Lightning in a tube was created by Heinrich Geissler.
1890: The CFL lightbulb was created by Edward E. Hammer.
1901: Precursor to Fluorescent Light was created by Peter Cooper Hewitt.
1904: Holagon Light created by Emmett Wiley & Elmer Fridrish.
1908: Edison Screw is re invented by Edison.
1962: The first LED (Light Emitted Diode) is created by Nick Holonyak Jr.
The first incandescent lightbulb was created in 1802.
In 1810 it was showed to the Royal Institution.
The patent number for Thomas Edison's was Patent No. 223,898.
The poetry of Humphry Davy on nitrous oxide (The poetry of Humphry Davy on nitrous oxide)
http://ww3
Congress overturns incandescent light bulb ban
http://tielectricusa.com/archives/3865

"The History of the Light Bulb." Energy.gov. Web. <http://energy.gov/articles/history-light-bulb>.

Citations Continued
Scientists, Famous. "Humphry Davy." Famous Scientists The Art of the Genius. 1 Jan. 2014. Web. 1 Jan. 2014. <http://www.famousscientists.org/humphry-davy/#>.
Web. <http://documentaryden.com/wp-content/uploads/2011/12/The-Light-Bulb-Conspiracy.jpg>.
Full transcript