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Question 1 of 10
Carrots were part of the British cover story to conceal the existence of what invention, which led to the microwave ovens in which we can cook carrots today?
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Question 2 of 10
A cord is 128 cubic feet of something. What?
Question 3 of 10
What is the fifth largest planet in the solar system, as well as the "third rock from the Sun"?
Question 4 of 10
Trumpeting a process invented by Hans Laube, a Swiss professor of osmics, a 1960 poster announced, "First they moved! Then they talked! Now they smell!" What were they?
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Question 5 of 10
Which of these items in a kid's bedroom would most interest somebody who studies petrology?
Question 6 of 10
Le Grand K, a cylinder of platinum and iridium, is a standard measure of what metric unit?
Question 7 of 10
What does your car's camshaft do?
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Question 8 of 10
Who would claim that Romanian-born Hermann Olbeth had stolen his ideas about liquid-rocket propulsion?
Question 9 of 10
Who saved France's silkworm industry by finding the parasites that were infecting mulberry leaves and the silkworms that ate those leaves?
Question 10 of 10
What name is shared by a premolar tooth and by the mitral valve of the heart?
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