US$ 199.99
Used to demonstrate broad pole-separation effects
Taenia solium tapeworm model demonstrates parasitic anatomy
Designed to measure Planck's constant through the photoelectric effect
Carp fish model with removable air bladder
Wider 70 x 20 x 8mm cross-section on this Alnico bar pair gives a broader pole face than typical bar magnets
Wooden Adjustable Organ Pipe, 34.5" Physics_Electricity & Magnetism Used to demonstrate broad pole-separationPolished wooden organ pipe 34. 5 inches long with no fixed pitch, sliding through a full octave from C5 (521Hz) to C6 (1024Hz) for hands on comparison of length to fundamental frequency.
US$ 199.99
US$ 79.99
US$ 115.00
US$ 179.99
US$ 138.00
US$ 159.99
US$ 115.00
US$ 139.99
US$ 140.00
US$ 99.99