A pull toy consists of three carts joined together by two short strings and with a longer string, for pulling, attached to the front cart. A child pulls the toy with a force of 6.0 N [600 above the horizontal]. Calculate the tension in each string. #3 1.0 kg #2 1.5 kg 6.0 N #1 0.5 kg 60°

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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!