6-Piece Drilled Ball Set for Pendulum Demonstrations Glass Bottles_Reagent Bottles this natural gas Bunsen burner

this natural gas Bunsen burner mounts on an extended anti-tip cast-iron base

with masses between 50 and 400g for 5N spring-scale suspension work

700-microfarad electrolytic capacitor module with 4mm sockets

this stainless steel one-meter ruler carries stamped centimeter and millimeter graduations along its length

and steel in a snap-top case

6-Piece Drilled Ball Set for Pendulum Demonstrations Glass Bottles_Reagent Bottles this natural gas Bunsen burnerSix material drilled ball set with 25mm balls of wood, aluminum, steel, copper, brass, and lead threading onto string or rod for mass dependent pendulum period comparisons.