Science
What is the name for a tool that makes work easier to do?
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Which scientific term means "measure of resistance to flow in a liquid"?
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Which one of these colors is NOT part of the primary colors of light?
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Mariner IV sent the first pictures of which planet back to earth?
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Which of these is the best definition of a compound machine?
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Pressure exerted by the atmosphere at a given point is known as what?
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What is any picture of an object made with a mirror or lens called?
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Which aeronautical term is a moveable surface on an aircraft which controls its motion?
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