Straight Borosilicate Glass Barometer Tube, 90cm x 3-4mm Bore Item Type_Spoon 237kg hooked masses for measuring

237kg hooked masses for measuring spring extension under load and calculating spring constants

Marriot-style Boyle's Law apparatus on a 250 by 175mm ABS plastic base with a 50mL gas syringe coupled to a pressure gauge for direct piston-and-gauge P-V data collection

the thinnest gauge for mounting the smallest and most delicate insect specimens in permanent displays

this lamp holder provides connection terminals for fast wiring into series and parallel student-built circuits

Illustrates that sound needs a medium to travel through a 10-inch acrylic bell jar with internal buzzer

Straight Borosilicate Glass Barometer Tube, 90cm x 3-4mm Bore Item Type_Spoon 237kg hooked masses for measuringBorosilicate glass 90cm barometer tube with a 3 4mm bore, open at one end for mercury barometer construction and atmospheric pressure demonstrations.