Respuesta :

AL2006
-- ends of the swing . . . . . all potential energy, no kinetic

-- middle of the swing . . . . all kinetic energy, no potential

-- Potential energy and kinetic energy are equal at the points
(one on each side of the swing) where the bob is at a height
that is midway between the height at the end of the swing and
the height at the bottom of the swing.
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