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Inventions

Inventions
When was the game Frisbee invented?

1870s
1900s
1920s
1890s

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Inventions
What inspired reflecting road lights to be invented?

The light a cat's eyes gave off on a fence
The sun light on the windshield
Car door reflecting mirrors
Sun light on steel posts on road sides

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Inventions
The Manhattan Project was started by President Roosevelt in 1942 to ensure that the U.S. beat the Germans in developing a nuclear bomb. Whom did Roosevelt appoint as scientific head the Manhattan Project?

Robert Oppenheimer
Leslie R. Groves
James B. Conant
Vannevar Bush

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Inventions
Who invented Bakelite?

Roy Plunkett
Charles Goodyear
Leo Hendrik Baekeland
Henry Ford

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Inventions
Where is the village of Branston, after which the famous pickle is named?

Yorkshire
Staffordshire
Lancashire
Norfolk

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Inventions
In which decade was the transistor invented?

1980s
1950s
1940s
1960s

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