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   Lecture                                    grey = Comment text

 1 I      |        for I may take hold of the air by inclosing it in a bag) -
 2 I      |        and of the power which the air possesses of resisting that
 3 I      |         There you see a bubble of air bearing half a hundred-weight,
 4 I      |       sink it thus in the ball of air.~Let me now give you another
 5 I      |         and flatten the bubble of air - which caused the swinging
 6 I      |         it has taken the shape of air, still gravitates as it
 7 I      |         let them fall through the air together, you see that the
 8 I      |         would do so, but that the air around our globe interferes
 9 I      |        when the resistance of the air is excluded; for if I take
10 I      |           and the bottle, and the air within shall all have an
11 I      |  disturbed. The resistance of the air having been avoided, the
12 I      |          loose we will remove the air by means of an air-pump,
13 I      |           any resistance from the air, and upon then dropping
14 I      |        gold leaf so flat that the air shall not get under it and
15 I      |            We have now pumped the air out of the vessel, and you
16 I      |           as the coin does in the air. I am now going to let it
17 I(6)   |      about half as heavy again as air. Dr. Faraday first showed
18 III    |         is a bulb, A, filled with air, the tube from which dips
19 III    |           all the way through the air down to the glass itself;
20 III    |     powerfully as to force enough air through the tube to blow
21 III    |         alcohol is concerned; the air can pass through, but the
22 III    |         mixture of the vapor with air (for I would not wish you
23 III    |           again from the vapor or air that is there. Here is a
24 III    |    Anderson will now pump all the air out of this vessel (G),
25 III    |        turn it upside down in the air, it would, in all probability,
26 III    |    between the effect produced by air and oxygen. If I take this
27 III    |          oxygen instead of common air.~ ~
28 III(16)|         comes in contact with the air, by combining with the oxygen
29 IV     |           I fill them with common air, and the water which forms
30 IV     | notwithstanding all the heavy bad air from my lungs, and the weight
31 IV     |         these very common things, air, water, the heaviest body,
32 IV     |      weight of portions of water, air, and hydrogen of the bulks
33 IV     |                                   Air..........................
34 IV     |        union of the oxygen of the air with the hydrogen existing
35 IV     |           and then place a jar of air over the phosphorus, you
36 IV     |   particles gaining access to the air. But if I limit the quantity
37 IV     |           I limit the quantity of air by placing a jar over it,
38 IV     |           go out? not for want of air, for there is plenty of
39 IV     |            for there is plenty of air remaining in the jar. Perhaps
40 IV     |           to a constant stream of air coming into it on all sides,
41 IV     |          as soon as the stream of air is interrupted. What, then,
42 IV     |            but by the pressure of air. Suppose I take a pellet
43 IV     |          in vapor, and give fresh air each time, and so we may
44 IV     |      enough by the compression of air to fire the ether-vapor.~
45 IV     |       moment he does so, that the air will issue abundantly from
46 IV     |           which he applies to the air causes it to expand. And
47 IV     |        they collapse: see how the air is contracting in the vessel
48 V      |         this ball, this bubble of air [a light India-rubber ball,
49 V      |    actually attracted up into the air. Here, also, is a little
50 V      |   electricity passing through the air as a brilliant spark. It
51 VI     |          admitting the contact of air at the same time, you will
52 VI     |      heated, and yet to allow the air which is flowing into the
53 VI     |         zinc is going up into the air in the form of that white
54 VI     |        zinc and the oxygen of the air. I will show you what a
55 VI     |       have! We have exhausted the air so that the charcoal can
56 VI(25) |          to perfectly exclude the air. In a short time the metallic