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A block of wood loses 160 j of gravitational potential energy as it slides down a ramp. if it has 90 J of kinetic energy at the bottom of the ramp we can conclude that

A block of wood loses 160 j of gravitational potential energy as it slides down a ramp. if it has 90 J of kinetic energy at the bottom of the ramp we can conclude that
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a block of wood loses 160 j of gravitational potential energy as it slides down a ramp. if it has 90 J of kinetic energy at the bottom of the ramp we can conclude that

User Yakeen
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it would go slower there needs to be more gravity to go faster
User Cvdv
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that it has dissipated 70j of energy as friction, maybe ? or maybe that the ramp is on stilts 
User Enumaris
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