A 15-kg child is sitting on a playground teeter-totter, 1.5 m from the pivot. What is the magnitude of the minimum force, applied 0.30 m on the other side of the pivot, that is needed to make the
Child lift off the ground?
A) 66 N
B) 75 N
C) 740 N
D) 44 N
E) 23 N

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The Answer of A 15-kg child is sitting on a playground teeter-totter, 1.5 m from the pivot. What is the magnitude of the minimum force, applied 0.30 m on the other side of the pivot, that is needed to make the
Child lift off the ground?
A) 66 N
B) 75 N
C) 740 N
D) 44 N
E) 23 N

A 15-Kg Child Is Sitting on a Playground Teeter-Totter, 1