Lynde, Carleton John, b. 1872 · New York, Macmillan · leaf 64
ever,will show us that air has weight,and that it would take three orfour strong men to lift a weightequal to the weight of air in amoderately large classroom. The experiment is as follows: A glass flask (Fig. 32), fitted with a stopper and tap is attachedto an air pump, and as much as possible of… … FIG. 32. — Showing that air hasweight. SO PHYSICS OF THE HOUSEHOLD the flask plus the air in it weighs more than the flask alone.This shows that air has weight. At atmospheric pressure and the ordinary temperature, i cu.ft. of air weighs about ij oz., and i 1. of air about ij g. Weight of air in a…
Physics · Home Economics
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