US$ 45.00
demonstrating mechanical-to-electrical energy conversion as the crank lights the bulb
Two rectangular slots accept square or round rods up to 16 mm in this aluminum alloy multipurpose clamp holder
supporting small-feature eye anatomy teaching
providing the standard mid-range value for current-limiting LEDs and dropping resistors in student circuits
showing the hexagonal bonding within each layer and the weak bonding between layers
6-Piece Acrylic Prism and Lens Set with Wooden Storage Geology_Geology Charts & Models demonstrating mechanical-to-electrical energy conversion asSix piece transparent acrylic prism and lens set with all faces polished, packaged in a wooden storage box, covering core dispersion and refraction shapes for ray box optics work.