US$ 19.00
237kg hooked masses for measuring spring extension under load and calculating spring constants
Copper-wound maximum flux coil with 200 turns at a 45 mm internal diameter
5-capacitor condenser box features capacitors from 1 to 4
25 inch ceramic bar pair simplify pole identification
Five-inch demonstration compass with a 4-inch magnetic needle and a printed compass map
Small Student Anemometer Meters_Electrical 237kg hooked masses for measuringCorrosion resistant and sized for hand held use, this small anemometer measures wind speed during earth science fieldwork and classroom weather investigations.
US$ 19.00
US$ 1049.99
US$ 17.95
US$ 17.95
US$ 17.95
US$ 17.95