Description

and three low-friction nylon wheels for straight-line momentum experiments

Four-diode bridge rectifier rated 5A at 100V with 4mm input connections and the circuit diagram printed on the case

Higher-current 1000-ohm 0

sized to stack on a vertical rod for like-pole repulsion levitation demonstrations

and psychology teaching

Thermo-Hygrometer, 105mm Diameter Science at Home_Math and three low-friction nylon wheelsCombined thermo hygrometer on a 105 mm metal dial pairing a 10 to 50C thermometer with a 0 to 100 percent hygrometer, giving labs and classrooms a single instrument environmental monitor.

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Thermo-Hygrometer, 105mm Diameter Science at Home_Math and three low-friction nylon wheels

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