Stewart, Balfour, 1828-1887 · Toronto : James Campbell · leaf 46
rwhich I will put under the bell-jar. Now I will ex-haust the bell-jar, that is to say, take its air out, andwhat is the result ? There is air in the india-rubberball, but there is now none round about it, and inconsequence the air in the ball tries to fill the emptyspace, but it can only do this… … Experiment 26.—We may vary the experiment in this way. I shall now place on the bed-plate of the air-pump a jar which is covered at its top by a piece of india-rubber tied tightly round the rim. I now exhaust the jar as before, and find that as I withdraw the air from the inside of the jar, the…
Physics
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