Disk and Ring Race Rotational Inertia Demonstration Set Glass Funnels_Filter Funnels sized as a linear light

sized as a linear light source for ray-box optics and optical-bench imaging where filament geometry matters

measuring pressure variation with depth in a liquid column

this 1L bottle of reagent-grade biuret solution serves the introductory biochemistry and food-chemistry student bench

the standard spectrometer integrates collimator

Polypropylene beaker mugs hold 16

Disk and Ring Race Rotational Inertia Demonstration Set Glass Funnels_Filter Funnels sized as a linear lightUsed to demonstrate how rotational inertia depends on mass distribution, this set of 2 wooden disks and 1 metal ring rolls down an incline so the higher inertia object reaches the bottom later.