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A hollow tennis ball and a solid steel ball of the same diameter are dropped at the same time. Which ball has the greater force acting on it
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In a good thermo flask the main cause of heat loss is
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A15,000 kg rocket traveling at +230 m/s turns on its engines. over a 6.0 s period it burns 1,000 kg of fuel. an observer on the ground measures the velocity of the expelled gases to be −1,200 m/s.
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Madison lives near the ocean. she’s formed a hypothesis that increased concentrations of salt in the air speeds the corrosion of certain metals. if madison plans to test this hypothesis, she will have to deal with the following variables in her experiment: dependent variable: independent variable: one possible confounding variable:
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A hollow tennis ball and a solid steel ball of the same diameter are dropped at the same time. Which...
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