When I slowly pulled the cardboard, the coin placed on top of the cardboard remained at rest but was dragged along with cardboard. That is because, the coin was dragged by the force in the surface of the cardboard called friction. ... Since the cardboard was gone, there is no more force to hold the coin.
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Explanation:
When I slowly pulled the cardboard, the coin placed on top of the cardboard remained at rest but was dragged along with cardboard. That is because, the coin was dragged by the force in the surface of the cardboard called friction. ... Since the cardboard was gone, there is no more force to hold the coin.