KIDS QUIZ
FAMOUS INVENTORS AND INVENTIONS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Thomas Edison, lightbulb
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Alexander Bell, telephone
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Thomas Tarkenton, lightbulb
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Alexander Graham Bell, lightbulb
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Detailed explanation-1: -According to the Thomas Edison National Historical Park, “In 1879, he made an incandescent bulb that burned long enough to be practical, long enough to light a home for many hours.
Detailed explanation-2: -Edison Light Bulb, 1879 Thomas Edison used this carbon-filament bulb in the first public demonstration of his most famous invention-the light bulb, the first practical electric incandescent lamp.
Detailed explanation-3: -“At the time, many researchers were working on the development of incandescent light bulbs, when in 1879 Edison succeeded in lighting a bulb using a filament made from carbonized cotton yarn, which he improved to allow for 40 hours continuous burning.
Detailed explanation-4: -In 1878, Thomas Edison began serious research into developing a practical incandescent lamp and on October 14, 1878, Edison filed his first patent application for “Improvement In Electric Lights".