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What year did the Second World War start?
1939
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What the most common chemical element on Earth?
Hydrogen
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Who discovered the law of gravity?
Isaac Newton
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Which country's longest river is called the Po?
Italy's
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In what part of the body is the tibia?
Leg
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What does USB stand for (as in "a USB cable")?
Universal Serial Bus
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Which animal can be seen on the Porsche logo?
Horse
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What's √36?
Six
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