US$ 339.50
this analog DC ammeter at 0
87-inch focal length
1 ohms to 1 ohm in 0
Wooden fulcrum-balance simple-machine model with a sliding pivot
Polypropylene round test tube rack holding 12 tubes — four at 25 mm and eight at 19 mm — with 360-degree access for benchtop chemistry demonstrations and student experiments
Simple Machines Wedge Model Material_Aluminum this analog DC ammeter atUsed to demonstrate how a wedge multiplies force during splitting, this wooden simple machine model lets students measure input effort against output splitting force at different wedge angles.
US$ 339.50
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