KIDS QUIZ
FAMOUS INVENTORS AND INVENTIONS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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When things got tough, he gave up.
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He believed people who said his ideas were a joke.
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He refused to give up and kept working on his ideas.
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He preferred to do chores rather than work on his experiments.
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Detailed explanation-1: -He believed people who said his ideas were a joke. He refused to give up and kept working on his ideas. He preferred to do chores rather than work on his experiments.
Detailed explanation-2: -One concept that never took off was Edison’s interest in using cement to build things. He formed the Edison Portland Cement Co. in 1899, and made everything from cabinets (for phonographs) to pianos and houses. Unfortunately, at the time, concrete was too expensive and the idea was never accepted.
Detailed explanation-3: -One of the most famous and prolific inventors of all time, Thomas Alva Edison exerted a tremendous influence on modern life, contributing inventions such as the incandescent light bulb, the phonograph, and the motion picture camera, as well as improving the telegraph and telephone.
Detailed explanation-4: -At age 12, he developed hearing loss-he was reportedly deaf in one ear, and nearly deaf in the other-which was variously attributed to scarlet fever, mastoiditis or a blow to the head.