Practice Exam Answers

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Which best describes the body in terms of simple machines?

A
The knees are inclined planes, and the lower legs hold the loads. The ankles are the fulcrums.
B
The knees are levers, and the lower legs are fulcrums. The ankles hold the loads.
C
The lower legs are levers, and the knees are fulcrums. The ankles hold the loads.
D
The lower legs are inclined planes, and the knees hold the loads. The ankles are the fulcrums.

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