A 15.0-kg child is sitting on a playground teeter-totter, 1.50 m from the pivot. What force, applied 0.300 m on the other side of the pivot, is needed to make the child lift off the ground?
A) 75.0 N
B) 736 N
C) 22.5 N
D) 44.1 N
E) 66.2 N

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The Answer of A 15.0-kg child is sitting on a playground teeter-totter, 1.50 m from the pivot. What force, applied 0.300 m on the other side of the pivot, is needed to make the child lift off the ground?
A) 75.0 N
B) 736 N
C) 22.5 N
D) 44.1 N
E) 66.2 N

A 150-Kg Child Is Sitting on a Playground Teeter-Totter, 1