US$ 28.00
the slim half-disc geometry letting beams enter the curved face along its radius for clean refraction-angle and TIR observations
an electrophorus
totaling 1000 grams for force
Drawn aluminum rods at 300 by 3mm in a ten-pack
Eight nickel-plated aluminum forks spanning C 256Hz to C 512Hz in a C-major scale
Platinum Wire in Glass Tube for Flame Testing Physics the slim half-disc geometry lettingPlatinum flame test wire fused into a 5 inch borosilicate glass handle, preferred over iron or nichrome because it contributes no color of its own to the flame.
US$ 28.00
US$ 25.00
US$ 118.00
US$ 32.99