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Borosilicate glass, with socket at bottom
With effective scale lengths of nearly 9″, Rotary scales offer greater accuracy than linear scales. All balances are graduated in gram/Newton. Dial: 3″ diameter metal suspension ring at top and hook at bottom.
A fantastic model of centenary arch made of fine quality wood. It consist 13 precision-cut wooden blocks and a wooden arch. All pieces can be assembled to make a Catenary Arch
The set includes five blocks of the same size and mass and five steel balls also of the same size and mass. Students will be surprised to observe that the blocks and balls when combined together, results in different mass in each case. The set illustrates the importance of mass distribution in determining the mass of an object.
Brass, plated. With loop on one side and hook on the other side.
