1. A stone is thrown vertically up from the edge of a cliff 35.0 m from the sea. The initial velocity of the stone is 8.00 m s−1 .

a) are muscles that have bands.

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the motion of a pendulum is a classic example of mechanical energy conservation. a pendulum consists of a mass (known as a bob ) attached by a string to a pivot point. as the pendulum moves it sweeps out a circular arc, moving back and forth in a periodic fashion.