Comparative Mechanics Ball Set, 4-Piece (Aluminum, Brass, PVC, Steel) Subcategory_Entomology Supplies Used to isolate Gram-negative bacteria

Used to isolate Gram-negative bacteria and differentiate lactose-fermenters (pink colonies) from non-fermenters (colorless)

and sound trigger inputs let this 20W stroboscope freeze fast-moving objects

supplied in five colors at two leads per color so paired wiring stays color-coded across both sides of a circuit

compatible with mass hangers and balance apparatus for physics coursework in weight

Comparative Mechanics Ball Set, 4-Piece (Aluminum, Brass, PVC, Steel) Subcategory_Entomology Supplies Used to isolate Gram-negative bacteriaComparative mechanics set of four spheres aluminum, brass, PVC, and steel for quantifying how material, mass, and density influence momentum transfer in collision experiments.