Economy Atwood Machine, 8.25" Lab Equipment and Supplies_Racks & Stands Fine 40-60 mesh iron filings

Fine 40-60 mesh iron filings in a 100-gram sprinkle bottle

autoclavable and thermal-shock resistant for daily lab use

Triple-parallel plastic pulley with three 50mm wheels on a steel frame with end hooks

measuring period under different loads to isolate mass from weight

Built from two counter-rotating foil-sectored plates with a belt drive and a pair of Leyden-jar condensers

Economy Atwood Machine, 8.25" Lab Equipment and Supplies_Racks & Stands Fine 40-60 mesh iron filingsEconomy 8. 25 inch Atwood machine with two 2 inch blue plastic pulleys on an aluminum rod, using metal bearings to minimize friction in uniform acceleration and Newton's second law work.