Hooked Metal Cylinder Set, 4 Metals Graduations_Blue 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

Two-amp low-voltage power pack delivering 6 to 12V AC for optical benches and demonstration apparatus

built for classroom and professional laboratory storage

lets students compare how line density per unit length controls the spacing of the resulting interference pattern

and strike-slip faults with clearly distinguished hanging-wall and footwall blocks for structural-geology lessons

Hooked Metal Cylinder Set, 4 Metals Graduations_Blue Eight aluminum-shank tuning forks tunedHook topped for easy suspension, this four metal cylinder set of brass, aluminum, steel, and copper supports density, specific gravity, and specific heat comparisons.