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Relativity Paradoxes Explained
Harald van Lintel wrote in sci.physics.relativity: wrote in message oups.com... Perhaps hearing the explanation verbally expressed would help those having a difficult time with the written explanations. Here is a youtube blog about it http://www.youtube.com/watch?v=XkpBoAMCVZs Cool. :-) "Cool" say zombies when they learn that acceleration is the cause of the greater youthfulness of the travelling twin. From time to time zombies learn that the greater youthfulness of the travelling twin has nothing to do with acceleration - see Problem 19, "Modified twin paradox", on p. 49, solution on p. 65, in http://www.courses.fas.harvard.edu/~...tbook/ch10.pdf Zombies say "cool" again. Finally, zombies learn that Einstein wrote a very silly paper in 1918: http://www.iisc.ernet.in/currsci/dec252005/2009.pdf and that "experts cannot agree whether its [Einstein theory's] most famous predictions -- that time goes more slowly and lengths contract in things that move with respect to an observer -- are real or not" http://www.spectator.org/dsp_article.asp?art_id=11614 Zombies say "cool". Pentcho Valev |
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Relativity Paradoxes Explained
"Pentcho Valev" wrote in message oups.com... Harald van Lintel wrote in sci.physics.relativity: wrote in message oups.com... Perhaps hearing the explanation verbally expressed would help those having a difficult time with the written explanations. Here is a youtube blog about it http://www.youtube.com/watch?v=XkpBoAMCVZs Cool. :-) "Cool" say zombies when they learn that acceleration is the cause of the greater youthfulness of the travelling twin. He does not make that error. And what I find cool is that he presents it with a "look" that invites common people to listen, and without equations. :-) From time to time zombies learn that the greater youthfulness of the travelling twin has nothing to do with acceleration - see Problem 19, "Modified twin paradox", on p. 49, solution on p. 65, in Good! http://www.courses.fas.harvard.edu/~...tbook/ch10.pdf Zombies say "cool" again. Finally, zombies learn that Einstein wrote a very silly paper in 1918: http://www.iisc.ernet.in/currsci/dec252005/2009.pdf Perhaps a bit silly (although most people are in denial), but also witty - it's fun to read! and that "experts cannot agree whether its [Einstein theory's] most famous predictions -- that time goes more slowly and lengths contract in things that move with respect to an observer -- are real or not" Right - that's the result of disagreements and misunderstandings about the metaphysics. http://www.spectator.org/dsp_article.asp?art_id=11614 That article is cool too (and no, I do *not* pretend that he is entirely correct). :-) Zombies say "cool". Not only "Zombies". It's silly to be negative about everything. Harald |
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Relativity Paradoxes Explained
harry wrote: "Pentcho Valev" wrote in message oups.com... Harald van Lintel wrote in sci.physics.relativity: wrote in message oups.com... Perhaps hearing the explanation verbally expressed would help those having a difficult time with the written explanations. Here is a youtube blog about it http://www.youtube.com/watch?v=XkpBoAMCVZs Cool. :-) "Cool" say zombies when they learn that acceleration is the cause of the greater youthfulness of the travelling twin. He does not make that error. And what I find cool is that he presents it with a "look" that invites common people to listen, and without equations. :-) From time to time zombies learn that the greater youthfulness of the travelling twin has nothing to do with acceleration - see Problem 19, "Modified twin paradox", on p. 49, solution on p. 65, in Good! http://www.courses.fas.harvard.edu/~...tbook/ch10.pdf Zombies say "cool" again. Finally, zombies learn that Einstein wrote a very silly paper in 1918: http://www.iisc.ernet.in/currsci/dec252005/2009.pdf Perhaps a bit silly (although most people are in denial), but also witty - it's fun to read! and that "experts cannot agree whether its [Einstein theory's] most famous predictions -- that time goes more slowly and lengths contract in things that move with respect to an observer -- are real or not" Right - that's the result of disagreements and misunderstandings about the metaphysics. http://www.spectator.org/dsp_article.asp?art_id=11614 That article is cool too (and no, I do *not* pretend that he is entirely correct). :-) Zombies say "cool". Not only "Zombies". You may be right. It is difficult not to say "cool" in Einstein's world. Einstein's world is like Big Brother's world: http://www.online-literature.com/orwell/1984/ George Orwell "1984": "In the end the Party would announce that two and two made five, and you would have to believe it. It was inevitable that they should make that claim sooner or later: the logic of their position demanded it. Not merely the validity of experience, but the very existence of external reality, was tacitly denied by their philosophy. The heresy of heresies was common sense. And what was terrifying was not that they would kill you for thinking otherwise, but that they might be right. For, after all, how do we know that two and two make four? Or that the force of gravity works? Or that the past is unchangeable? If both the past and the external world exist only in the mind, and if the mind itself is controllable what then?" Pentcho Valev |
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