Friction is a ____ force Sliding friction is ____ than rolling friction. Rough surfaces have ____ friction. Friction can be ____ by oiling. Friction always ____ the applied force. Friction always ____ motion. When we rub our hands, friction is ____. Grass has ____ friction as compared to wooden floor. We ____ walk without friction. Friction ____ on the area of contact between the moving body and the surface on which it moves.

Friction

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