Blocks with masses of 3.0 kg. 5.0 kg. and 7.0 kg are lined up in a row on a frictionless table. All three are pushed forward by a 15 N force applied to the 3.0 kg block. ▾ Part A How much force does the 5.0 kg block exert on the 7.0 kg block? Express your answer with the appropriate units. ▸ View Available Hint(s) F2 on 32 Submit Part B From 1 HÅ Submit Value → C How much force does the 5.0 kg block exert on the 3.0 kg block? Express your answer with the appropriate units. ▸ View Available Hint(s) Value Units ? C Units ?

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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!