what is force and friction
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The friction force is the force exerted by a surface as an object moves across it or makes an effort to move across it. There are at least two types of friction force - sliding and static friction. Though it is not always the case, the friction force often opposes the motion of an object.
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In physics, a force is any influence that, when unopposed, will change the motion of an object.Friction is a force between two surfaces that are sliding, or trying to slide, across each other. please mark as brainlyiest
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