Description

Hard vulcanized ebonite rod that takes on a strong negative charge when rubbed with fur

Two-foot acrylic rod with one end coiled into a 9-inch loop

the lower-friction variant of the metal-bearing bench-clamp pulley in the series

5 inches with a brass-chrome water wheel in a 10cm aluminum casing

Reproduces Oersted's 1820 experiment

Three-Dimensional Solar System Teaching Model, 13" Plastic Labware_Plastic Burettes Hard vulcanized ebonite rod thatDemonstrates relative planetary motion on a 13 inch three dimensional solar system model with a 5. 9 inch sun and eight movable planets, paired with an experiment guide.

Exchange/Return Notes

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Three-Dimensional Solar System Teaching Model, 13" Plastic Labware_Plastic Burettes Hard vulcanized ebonite rod that

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