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Free runners jump long distances and land on the ground or a wall. how do they apply newtonβs second law to lessen the force of impact?
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Does anyone know how to solve this problem? i really need . i made an attempt but i just cant get it. a metal rod is 25.000 cm long at 25.0 degrees celsius. when heated to 102.0 degrees celsius, it is 25.054 cm long. what is the coefficient of linear expansion for this metal.
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a heat engine gives out 400J of heat energy as the useful work. calculate the energy given to it as...
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