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A1200 kg car traveling north at 10 m/s is rear-ended by a 2000 kg truck traveling at 30 m/s. what is the total momentum before and after the collision?
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Occurs when an energy source transfers heat directly to another subject space; an example would be an object becoming warm by sitting in the sunshine
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Holes drilled several kilometers into earth’s crust provide direct evidence about earth’s interior in the form of
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Reading glasses of what power are needed for a person whose near point is 125 cm , so that he can re...
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