+A pendulum is a weight suspended from a pivot, free to swing. This simple system demonstrates rhythmic [oscillation](/wiki/Oscillation) under the influence of [gravity](/wiki/Gravity), a principle fundamental to timekeeping and physics.
+## See also
+- [Clock](/wiki/Clock)
+- [Foucault Pendulum](/wiki/Foucault_Pendulum)
+- [Harmonic Motion](/wiki/Harmonic_Motion)
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