Round Convex Glass Mirror, 50mm Diameter, 50mm Focal Length Plastic Labware_Plastic Measuring Cylinders used to demonstrate standing waves

used to demonstrate standing waves in air through powder-pile node spacing measurements

For Archimedes' principle experiments

Multi-tube Bernoulli apparatus with a central-constriction tube

sized to reconfigure the demonstration meter as a 0-500mA ammeter for general-purpose student bench work

5L copper steam generator at 9

Round Convex Glass Mirror, 50mm Diameter, 50mm Focal Length Plastic Labware_Plastic Measuring Cylinders used to demonstrate standing wavesSteeply curved convex glass mirror at 50mm diameter and 50mm focal length, ~2. 8mm thick, the diverging surface producing virtual upright reduced images for divergence demos.