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Which of this is not example of simple machine? a) a crowbar, b)a knife, c)a bicycle, d)a wheelchair ramp
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Friction removes energy from objects in motion. which statement best describes how this works? a) friction transforms ke into thermal energy b) friction transfers thermal energy to ke c) friction transforms te into pe d) friction transforms pe into ke e) friction transfers ke into pe
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Physics, 22.06.2019 21:30
The diagram shows a boulder rolling down a hill into a valley and then up the opposite hill. at which position does the boulder have the greatest kinetic energy? ab c d
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Physics, 23.06.2019 16:20
In an exothermic chemical reaction the energy gained by the surroundings must be the energy lost by the reaction
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Which of this is not example of simple machine? a) a crowbar, b)a knife, c)a bicycle, d)a wheelchai...
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