American Inventions on QuizRevolution

Eli Whitney invented the cotton gin in 1794. This invention helped spur the economy of the Southern United States.

In 1903, The Wright Flyer took to the skies for 12 seconds, flying a distance of 120 feet. The Wright brothers obtained a patent in 1906 and began building and selling more sophisticated aircraft.

From Washington, Samuel F.B. Morse sent the message, "What Hath God Wrought", to Baltimore using the first inter-city electromagnetic telegraph line in the world.

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Alexander Graham Bell's patent received official recognition on March 7, 1876. However, many inventors competed to become acknowledged as its sole inventor. You can read about the telephone's numerous influences here.

Goodyear patented the process of vulcanization in 1844. In 1898, Frank Sieberling founded the Goodyear Tire and Rubber company.

While John Fitch is often credited with the invention of the steamboat, Robert Fulton's steamship, the Clermont, navigated from New York to Albany in 1807 and later ran steamboat services on six major rivers and the Chesapeake Bay.

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Elisha Otis demonstrated the first safe elevator by climbing inside, raising the lift, then slashing the hoisting cable with a sabre. To the crowd's amazement, the lift had only fallen a few inches.

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Willis Carrier invented a mechanical humidity controller to regulate the temperatures of large spaces, typically businesses.

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Edwin Armstrong developed frequency modulation as a way to broadcast a much clearer sound than the prevalent AM radio broadcasts (which he also helped pioneer).

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