Large Needle Electroscope, 1.5lbs, 7.0x6.0x4.0 in, ideal for classroom demonstrations of electrostatic principles, A light-weight metal vane, used as a pointer in the electroscope. A transparent scale, provided to measure the angle of the deflection
Magnetizer Box - Bar Magnet, 110/120V AC, 60Hz, Revitalizes iron, nickel, cobalt, and alnico horseshoe and bar magnets in seconds. Simply place magnets in the 25x25 mm holes and press the button to make old magnets new again
Accessories for vibration generator (U56001) for demonstrating standing longitudinal waves in a coil spring. Consisting of angled stand rod, coil spring and connector pin for attachment of the spring to the vibration generator.
Solar Cell with wires, 6V, 70mA, Monocrystalline, High Efficiency Miniature, Efficiency: 17.0%, Dimensions: 95mm x 51mm x 3mm, For larger load applications including higher voltage and current loads, compact size with solid attractive casing
Whiteboard Mechanics system consists of a large, colorful, and easy-to-see components, made of heavy-gauge aluminum and stored in a foam cushioned storage case. Setting up a demonstration is quick and simple!