Collisions Kit with 48" Track, 2 Carts, and Slotted Masses Plastic Labware_Plastic Burettes this handheld vacuum pump pulls

this handheld vacuum pump pulls partial vacuum for gas-law demonstrations

250mL low-form Griffin beaker in borosilicate 3

mounted on a polished hardwood base with heavy plated-brass end plates and 4mm sockets

Used to step a class through wave superposition and beat frequencies

Medium-size 5-inch pulley on a universal clamp accepting a variety of support surfaces

Collisions Kit with 48" Track, 2 Carts, and Slotted Masses Plastic Labware_Plastic Burettes this handheld vacuum pump pullsCollisions kit with a 48 inch track, two collision carts, 50 20 10g slotted masses, support rods for photogates, and a pulley for introducing momentum, energy conservation, and collision dynamics.