science experiment to learn about friction force with Aim, material,procedure,and observations.
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it is necessary to first collect all the required equipments
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Weight affects friction in that friction is directly proportional to the weight of the load one is moving. If one doubles the load being moved, friction increases by a factor of two.Friction is the force that opposes motion of one object over another. ... Lubricants help to reduce both rolling and sliding friction.
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