The figure shows two blocks, initially at rest and connected by a light horizontal rope. At t = 0, a constant horizontal force of magnitude P = 67.1 N is exerted on block 1 so that they move 18.5 m in 2.47 s. Find the mass m of block 1 if the tension in the rope is 23.8 N. 2 m = 1 kg P Record your numerical answer below, assuming three significant figures. ^ C 19 36

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Newton's First Law of Motion

If a very smooth ball is rolled down an inclined surface with zero friction, the ball will continue to roll indefinitely for an infinite time, in an attempt to reach to the same height on the opposite hill!