Answer: the force that opposes the sliding motion of 2 surfaces that are touching
each other
friction
noun
Word Origin mid 16th century (denoting chafing or rubbing of the body or limbs formerly much used in medical treatment): via French from Latin frictio(n-) from fricare 'to rub'.
Scrabble Points: 13
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The force of static friction is a force between two surfaces that prevents those surfaces from sliding or slipping across each other. This is the same force that allows you to accelerate forward when you run. Your planted foot can grip the ground and push backward which causes the ground to push forward on your foot.
Lubricated friction is a case of fluid friction where a lubricant fluid separates two solid surfaces. Skin friction is a component of drag the force resisting the motion of a fluid across the surface of a body. Internal friction is the force resisting motion between the elements making up a solid material while it undergoes deformation.
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Friction definition is - the rubbing of one body against another. How to use friction in a sentence.
Friction is defined as the resistance offered by the surfaces that are in contact when they move past each other. Friction provides traction that is needed to walk without slipping. Friction is helpful in most cases. However they ...