Density Set Polypropylene, Set of 12 Polypropylene cylindrical bars of different length but the same diameter. Students learn that the density of a substance is constant even as itsmass and volume change. Comes in an attractive wooden holder
Class 7 Economical Stainless Steel Cylindrical Weight, For rough weighing operations in physical and chemical laboratories, such as force measuring apparatus. 1000g
List View
Easy View (new)
