Hollow Glass Prism with Stopper, 2 x 2" Light & Optics_Color designed for classroom identification drills

designed for classroom identification drills and examination preparation

Solid carbon electrode bar that conducts current without participating in electrochemical reactions

used to map field lines around bar magnets and solenoids

and structural isomerism in introductory chemistry

5V motor-generator on a 6 by 4 by 2-inch base with 4mm socket terminals and a 15mm V-pulley

Hollow Glass Prism with Stopper, 2 x 2" Light & Optics_Color designed for classroom identification drillsBuilt for medium volume Snell's law work, a 2 by 2 inch hollow glass prism with stopper holds more liquid than the 1. 5 inch sibling for refraction index investigations across multiple media.