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What are three reasons the light bulb is the greatest American invention?
Reasons:1.It changes darkness to light. 2.It is convenient to use. 3.It does not have negative aspects.
How did the invention of the light bulb effect technology?
The invention of the light bulb affected how energy was used.
What year was the traffic light inveted?
The traffic light was made in 1823.
What invention came after the light bulb?
It was Joshua Tremelling's invention of the computer
Why is the invention of the light bulb important?
Provides light
Are traffic lights an American invention?
the second traffic light was made in America, the first one was made in Europe and exploded
The year of the first trafftic light invention?
The first traffic light was invented in 1903 by William L. Potts.
Who invented the first automated traffic light?
it was the person of jesus and he loved people and made a stop light invention...
Why is the Model T the greatest invention in the US history?
No, the Model T was not the first automobile invented in the first place. The first practical automobile was invented by Karl Benz in Germany in 1885 and could be listed as the greatest. The worlds greatest invention is debatable and lots of people have lots of lists of the greatest. Here is my list.Printing PressTelephoneElectric Light BulbCotton GinAutomobileTelevisionCameraSewing MachineSteam EngineComputer
Is the traffic light a foreign invention?
It depends which country you are in! Traffic lights were first used in England (outside the Houses of Parliament in London). They were similar to the signals used on the railways.
Where was the automatic traffic signal made?
The first ever traffic light signal was set up in Britain, in 1868. In front of the British Houses Of Parliment, by railway engineer J. P. Knight. But.. is, in fact an American invention. In 1912, an officer named, Lester Wire, set up the traffic light in Salt Lake City, Utah. Reference: http://en.wikipedia.org/wiki/Traffic_light#History
How did the traffic light change history?
It changed history because it kept people from getting into car crashes
What is best known for Thomas Edison?
Thomas Edison is best-known for the light bulb.
What are three reasons the light bulb is the greatest American invention?
Reasons:1.It changes darkness to light. 2.It is convenient to use. 3.It does not have negative aspects.
How did people react on the first traffic light?
it lightened up the whole city and people were very glad seeing no traffic for the first time in history!!
Who patented the traffic light?
The traffic light was invented by Police officer William L. Potts of Detroit, Michigan in 1920. Unfortunately he could not patent his invention as an employee of the government, so the idea was taken over by the government itself and no royalties were issued to Officer Potts.
How is Thomas Edison is a role moddel and leader?
Thomas Edison was a great leader because he created the greatest invention on the planet, the light bulb.
