Inductive elementary physical science with inexpensive apparatus, and without laboratory equipment (1897)
Bailey, Frederick H. (Frederick Harold), 1865- · Boston, D. C. Heath & Co. · leaf 67
n the same wayrepeat with disk of wood, metal (iron, zinc, or l6ad), andglass. Repeat, using a piece of wet cheese-cloth, or silkveiling, and wire netting. Repeat again, and uncap thejet-tube near the bottom of the Apparatus. Inference. See Aux. 12. Exp. 38. Tie sheet rubberover the mouth of the… … Exp, 38. AIR EXPERIMENTS. 33 Inferences. 1. What more about air pressure does thisteach you thau did Exi^s. 36 and 37 ? 2. Compare withwater pressure. 3. What force causes it ? Exp. 39. Use your hand instead of the sheet rubber,and suck out all the air you can. Turn your hand overand in every…
Physics
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