Quick view Plasma Ball 6" Motion & Sound Runs on a/c. No batteries required. The Plasma Ball is powered by a Tesla Coil. The Tesla Coil emits a high frequency, high voltage electromagnetic field. This energy caused nearby gasses to glow. The electric arcs are created when the... $46.00 Add to Cart Compare
Quick view Radiometer Use a radiometer to show that light energy can be converted to mechanical energy. The vanes, or wings, in the Radiometer are alternately dark and light in color. When the light strikes these wings it transfers heat to each one - but not at the same... $18.00 Add to Cart Compare
Quick view Solar Panel (Solar Cell) 0.6 Watt Polycrystaline Epoxy Resin solar panel with 0.6 watt output, used for solar energy science experiments, solar cars, solar robots and solar chargers. Size: 60 mm x 80 mm Output Voltage 1.5 VoltsOutput Current 400 mA Connecting these solar cells in... $8.00 Add to Cart Compare
