Fig. 26. Experiment 25. — Fill a test tube with shot and invert it so that theshot will run out upon a table (Fig. 26). The shot will spread out 40 Mechanics of Fluids. 41 … over the surface of the table in all directions. This experiment illus-trates the condition of the air^ whose molecules are free to act in thesame manner as the shot, pressing each other in alldirections. Now place the shot in one end of a U-shaped tube,and they push up into the other side, as in…
Physics
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