While walking on sand the small particles of sand rolls and hence there is rolling friction which is very less as compared to sliding friction. The rolling friction cannot provide required friction to run easily and hence it is difficult to run fast on sand
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While walking on sand the small particles of sand rolls and hence there is rolling friction which is very less as compared to sliding friction. The rolling friction cannot provide required friction to run easily and hence it is difficult to run fast on sand
This post was part of TyroCity discussion forum
Reply added by Sagar