By suspending several pendulums parallel to one another, you can dramatize the effects of such variables as mass and length on pendulum behavior. This versatile unit consists of a heavy steel base supporting a 1.2m aluminum rod, with meter stick attached; an adjustable slide which can act as both an index and a stop; in addition to a triple pendulum clamp. Also includes instructions and three balls «M,17[M dash]» two 25mm drilled metal balls and one 25mm drilled wooden ball.
WARNING: CHOKING HAZARD - This product is a small ball. Not for children under 3 yrs.
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