Two-Speed Ticker Tape Timer Lab Kit Lab Equipment and Supplies_Safety Supplies Eight aluminum-shank tuning forks tuned

Eight aluminum-shank tuning forks tuned to scientific pitch (C4 = 256Hz) and ranging from 5 9/16 to 7 1/8 inches

holding flasks and cylindrical glassware on standard retort stand rods

barium nitrate

Used to demonstrate how a wedge multiplies force during splitting

producing audible beats when sounded against its fixed-frequency partner on the matching wooden resonance base

Two-Speed Ticker Tape Timer Lab Kit Lab Equipment and Supplies_Safety Supplies Eight aluminum-shank tuning forks tunedTwo selectable dot rates (25 or 45 per second) on a shock absorbing plastic case ticker timer, printing onto timer tape via carbon discs with an aluminum clamping plate for bench or track mounting.