A force of 35.0 N is required to start a 6.0-kg box moving across a horizontal concrete floor. (a) what is the coefficient of static friction between the box and the floor? (b) If the 35.0-N force continues, the box accelerates at 0.60 m/s2. What is the coefficient of kinetic friction?

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Newton's Second Law

Newton’s laws of motion describe the relationship between the motion of an object and forces acting on it. Newton’s law of motion has two types as follows: