Electrostatic Friction Rod Kit, 3 Cloths and 3 Rods Base_Hexagonal and mechanical-advantage experiments (stand base

and mechanical-advantage experiments (stand base and support clamp sold separately)

Iron 1-inch diameter pendulum bob for periodic-motion experiments

the standard 30-60-90 geometry giving classic deviation behavior for comparing against equilateral and wedge geometries

consistent rotation in force and motion experiments

Drops the focal length to 10cm on a 60mm aperture in alternate-model framing

Electrostatic Friction Rod Kit, 3 Cloths and 3 Rods Base_Hexagonal and mechanical-advantage experiments (stand baseElectrostatic friction rod kit pairing wool, cotton, and silk cloths with glass, ebonite, and acrylic rods for triboelectric charge generation experiments in series.