ysabellamathers ysabellamathers

23-02-2015
Physics

contestada

do smoother surfaces have more or less friction

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Silversoul Silversoul

23-02-2015

A smooth surface would have less friction because the is nothing on it to get caught on, or be slowed down by. This is why shoes are not built flat. Rough surfaces, with many edges, can help to prevent sliding, because they have more friction.

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