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" In the case of sound, the vibration of the airparticles are executed in the direction in which the sound travels. They are therefore called longitudinal vibrations. In the case of light, on the contrary, the vibrations are transversal; that is... "
Notes of a Course of Nine Lectures on Light Delivered at the Royal ... - Page 32
by John Tyndall - 1870 - 74 pages
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Notices of the Proceedings at the Meetings of the Members of the ..., Volume 5

Royal Institution of Great Britain - 1869 - 636 pages
...contrary, the vibrations are transversal ; that is to say, the individual particles of tether move to and fro across the direction in which the light is propagated. In this respect waves of light resemble ordinary water-waves, more than waves of sound. In the case of...
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Fragments of Science for Unscientific People: A Series of Detached Essays ...

John Tyndall - 1871 - 436 pages
...the contrary, the vibrations are transversal; that is to say, the individual particles of ether move to and fro across the direction in which the light is propagated. In this respect waves of light resemble ordinary water-waves, more than waves of sound. In 1 Herschel's...
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Heat, a Mode of Motion

John Tyndall - 1873 - 582 pages
...the contrary, the vibrations are transversal ; that is, say, the individual particles of ether move to and fro across the direction in which the light is propagated. In this respect waves of light resemble ordinary water-waves more than waves of sound. In the case of...
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The Unity of Natural Phenomena: A Popular Introduction to the Study of the ...

Émile Saigey - 1873 - 302 pages
...and there is no such result while it is in a state of repose. the individual particles of ether move to and fro across the direction in which the light is propagated. In this respect waves of light resemble ordinary water-waves more than waves of sound." — Tyndall, Fragments...
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the unity of natural phenomena

m. emile saigey - 1873 - 272 pages
.... there is no such result while it is in a state of repose. the individual particles of ether move to and fro across the direction in which the light is propagated. In this respect waves of light resemble ordinary water-waves more than waves of sound." — Tyndallj Fragments...
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Philosophy Without Assumptions

Thomas Penyngton Kirkman - 1876 - 368 pages
...the contrary, the vibrations are transversal ; that is to say, the individual particles of ether move to and fro across the direction in which the light is propagated. In this respect the waves of light resemble ordinary water waves more than waves of soiind.' Professor...
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Light and Electricity: Notes of His Courses of Lectures Before the Royal ...

John Tyndall - 1878 - 218 pages
...case of light, the ether particles oscillate to and fro across the direction in which the light ia propagated In scientific language the vibrations of...longitudinal, while the vibrations of light are transversal. ln fact the mechanical properties of the ether are rather those of a solid than of an air. 220. The...
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Heat : a Mode of Motion

John Tyndall - 1881 - 572 pages
...the contrary, the vibrations are transversal ; that is, say, the individual particles of ether move to and fro across the direction in which the light is propagated. In this respect waves of light resemble ordinary water-waves more than waves of sound. In the case of...
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Light and Electricity: Notes of Two Courses of Lectures Before the Royal ...

John Tyndall - 1895 - 220 pages
...space; it surrounds the atoms of bodies; it extends, without solution of continuity, through the humors of the eye. The molecules of luminous bodies are in...sound are longitudinal, while the vibrations of light ave transversal. In fact, the mechanical properties of the ether are rather those of a solid than of...
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The Procession of Planets

Franklin Hermann Heald - 1901 - 100 pages
...just how fast it can go. In note 219, same work, Prof. Tyndall, speaking in favor of the theory, says: "In the case of light, the ether particles oscillate...transversal. In fact, the mechanical properties of ether are rather those of a solid than of air." 238 Then this ray of light, traveling by the wave theory,...
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