light leaper accessory, insulating printed circuit board carries a metallic conduction path with six breaks and a binding post at each end, When connected to an operating electrostatic generator, simultaneous sparks occur in each of the breaks as charge flows
Drilled Ball Set, 1inch Diameter, set of 12, erfect for conducting own pendulum experiments, 3mm hole is drilled down the center of each ball, Comes in a plastic container with foam padding to hold the drilled balls firmly in place
Equal Mass Cylinder Set, Aluminum, Copper, Tin, Zinc, Lead, 5 Cylinders, 0.5 Inches In Diameter, To Study The Relationship Between Mass & Density, Set Of 5 Cylinders Having Same Mass & Dia 0.50in Varying Lengths.
Ripple Tank, Overhead, Dimensions: 15.5inx12inx4in, 6V DC power source and an overhead projector are required, demonstrates the generation, propagation, reflection, interference and diffraction of waves
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