Lead-Free Clylinder Set. 5 Cylinders, 0.5Inch Diameter. Aluminum, Copper, Tin, Zinc, Brass, Help Beginning Students Conceptually Understand Density, 3 3 The Density Of These Metals Ranges From 2.7 G/Cm To 8.8 G/Cm Giving Students A Wide Range Of Different Values To Study
Spoke Pulley, ideal for use with photogates sensors. 65 mm diameter with spokes. Pulley, mounted on free running ball bearings with minimum friction. Mounted on a removeable rod of 150 x 10mm diameter
Pulley Adjustable Clamp, Sturdy, Metal Constructed Clamp Pulley Can Be Used To Demonstrate A Wide Variety Of Mechanics Principles. The Metal Sheave Is 5 Cm In Diameter And Can Be Adjusted From Flush With The Tabletop To 13 Cm Above It