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    Query was: tube
  

Here are the matching lines in their respective documents. Select one of the highlighted words in the matching lines below to jump to that point in the document.

• Title: Lecture: The Ear
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  • yourself; and through the so-called Eustachian tube, which passes from
  • through the Eustachian tube what comes towards you from outside. In
• Title: Seventh Lecture (First Scientific Lecture-Course)
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  • yourselves. Take a little tube and look through it, so that you
• Title: Eighth Lecture (First Scientific Lecture-Course)
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  • tube, which we connect with another tube full of air, so that the
  • movements of the metallic tube are communicated to this air. If we
  • then put a very light and mobile dust into the tube that is filled
• Title: Ninth Lecture (First Scientific Lecture-Course)
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  • glass tube from which the air has to a certain extent been pumped
  • the tubes which you here see. In effect, the terminals from which
  • the electricity will discharge into the tube are put far apart
  • — as far as the length of the tube will allow. There is a
  • thus quickly. You see what is there going through the tube, —
  • air inside the tube.
  • phenomena which thus appeared in tubes containing highly attenuated
  • tubes, to get to know their conditions and reactions. Certain
  • through these tubes is in fact endowed with remarkable properties,
  • the body of light that is going through this tube — this
  • tube.
  • the tube is not to be described as a wave-movement, propagated
  • the tube; these, as material particles, are then attracted by the
  • the tube has reached a state no longer merely gaseous but beyond
  • physical conceptions. The process in these Hittorf tubes (Hittorf
  • or that of matter — would suffice us here. The Hittorf tubes
  • such a tube, they now imagined there to be two different kinds of
• Title: Tenth Lecture (First Scientific Lecture-Course)
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  • phenomena produced by the passage of electricity through tubes in
  • cathode rays, issuing from the negative pole of the Hittorf tube
  • generate the electric current; we pass it through this tube in
  • through the tube, we are now getting the so-called cathode rays. We
  • please. Inside the tube is the St. Andrew's cross. The cathode rays
  • Hittorf tubes are compelling us to go more into the facts. Mere
  • tubes makes itself known to us in phenomena of light, etc. Whatever
• Title: Warmth Course: Lecture II
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  • that here is a tube communicating with the vessel and containing a
  • liquid whose level is the same in both arms of the tube. When we
  • vessel expands. The air streams into the tube, presses on the mercury
  • and the pressure forces the mercury column up into the tube. From this
  • mercury behaves in a glass tube ending at the bottom in a closed
  • cylinder, when the mercury filling the tube is warmed. Here, in the
  • with quicksilver it was noticed that it first fell when the tube was
• Title: Warmth Course: Lecture IV
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  • relation of heat to certain facts. We have here in the left hand tube,
  • the left hand tube is under the same pressure as the outer air itself,
  • left hand tubes. You can see that on both right and left hand sides
  • right the tube is open to the atmosphere the air in the closed tube is
  • pressure on the air in the left hand tube,
  • tube is, as you can see, made smaller. We can therefore say when we
• Title: Warmth Course: Lecture VI
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  • three tubes. In the first one on the right, we have mercury in a
  • barometer tube and on top of it is some water. Water placed in such a
  • The small amount of water in the tube gives off vapor. We can
  • the mercury column in this tube with the height here where the mercury
  • tube containing water
  • tube, there is no pressure on the top of the column. There is only
  • part of the tube. You can see that when the temperature is raised, the
  • In the second tube we have alcohol over the column of mercury
  • In the third tube we have ether under the same conditions as in the
  • other tubes. It also evaporated
  • increased temperature, shown by lowering of the column (tube warmed
  • compound; the principle holds for all of them. In this tube we have
• Title: Warmth Course: Lecture X
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  • same level in the right and left hand tubes. This shows that
  • the two tubes. The heat is stopped as soon as I put the alum solution
• Title: Deeper Education: Lecture II: Forces Leading to Health and Illness in Education
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  • in the test tube. There astral forces above all must be at