5-Piece Cast Iron Stackable Slotted Mass Set, 10kg Total Light & Optics_Spectroscopy Reel of 30 SWG bare

Reel of 30 SWG bare copper wire totaling about 1150 feet by mass

Standard rheostat at 2

Visualizes linear thermal expansion through a fitted metal bar and gauge

and digestive tract for annelid anatomy teaching

Aluminum 40cm precision force table with tapped pulley positions and central ring assembly for resolving and composing force vectors under equilibrium conditions

5-Piece Cast Iron Stackable Slotted Mass Set, 10kg Total Light & Optics_Spectroscopy Reel of 30 SWG bareCast iron five piece stackable slotted mass set combining a 5 kg, two 2 kg, and one 1 kg mass with a 0. 5 kg hanger for a 10. 5 kg total, sized for pulley systems and spring constant investigations.