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What is true about the direction of the force of friction? A. It always points straight down. B. It always opposes the direction of motion. C. It always points straight up. D. It never changes direction.
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What is true about the direction of the force of friction? A. It always points straight down. B. It always opposes the direction of motion. C. It always points straight up. D. It never changes direction.​

User Ryan Knell
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The direction of the force of static friction is along the plane of contact, and is opposite to the direction in which there would be relative motion if there was no friction (for example, if one of the surfaces suddenly turned to ice). Hope this helped!
User Ray Hidayat
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2 votes

Answer: it always opposes the directions of motion is the right answer

Step-by-step explanation:

User Milan Pithadia
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