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Re: Why the speed of light cannot be constant in all frames

From Sylvia Else <sylvia@email.invalid>
Newsgroups sci.physics.relativity
Subject Re: Why the speed of light cannot be constant in all frames
Date 2023-06-17 22:39 +1000
Message-ID <kf5nreFjq31U2@mid.individual.net> (permalink)
References <259de8ed-8078-40c0-b280-6435c3fde34cn@googlegroups.com> <b722bb9a-d15e-4609-88ad-1e05b40fef2dn@googlegroups.com> <3bd3c9f8-e57e-43c1-935a-aceb0761f5a0n@googlegroups.com>

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On 17-June-23 5:55 am, Ken Seto wrote:
> On Wednesday, June 14, 2023 at 8:43:37 PM UTC-4, Laurence Clark Crossen wrote:
>> On Wednesday, June 14, 2023 at 3:10:53 PM UTC-7, Ken Seto wrote:
>>> 1. The natural law of physics say speed of anything (including light)) is observer dependent.
>>>
>>> 2. There is no universal constant unit of time amount of time (inclufimg a clock
>>> second). That means no constant c.
>>> 1 second in A's frame = 1/gamma seconds in B;s frame.
>>> OR
>>> 1 second in A's frame = gamma seconds in B;s frame.
>>>
>>> 3. Replace "c" in every SR equation with:
>>> c'= gamma(measured in coming wavelength)(measured in coming
>>> frequency)
>>> OR
>>> c'= 1/gamma(measured in coming wavelength)(measured in coming
>>> frequency)
>> What do you mean by observer-dependent? In my opinion, physics indicates that the speed of light shares the velocity of the source, as in ballistics.
> 
> let say the following:
> There is a light source Xo.
> Three observers A, B and D are rushing toward Xo at different speeds.
> Stand physics says that each of the observers will measure the speed of light from Xo to be c.
> I disagree.
> Einstein forced each of them to measure the speed of light from  Xo to be "c" by inventing time dilation and length contraction..I  disagree, There is no absolute time dilation and no physical length contraction,

He did neither of those things. He asked what the consequences would be 
if it were the case that the speed of light were the same for all 
observers, as the experimental evidence indicated.

Sylvia.

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Thread

Why the speed of light cannot be constant in all frames Ken Seto <setoken47@gmail.com> - 2023-06-14 15:10 -0700
  Re: Why the speed of light cannot be constant in all frames JanPB <filmart@gmail.com> - 2023-06-14 15:14 -0700
    Re: Why the speed of light cannot be constant in all frames Ken Seto <setoken47@gmail.com> - 2023-06-14 16:27 -0700
      Re: Why the speed of light cannot be constant in all frames Laurence Clark Crossen <l.c.crossen@hotmail.com> - 2023-06-14 17:41 -0700
      Re: Why the speed of light cannot be constant in all frames JanPB <filmart@gmail.com> - 2023-06-14 21:45 -0700
        Re: Why the speed of light cannot be constant in all frames Ken Seto <setoken47@gmail.com> - 2023-06-15 10:43 -0700
          Re: Why the speed of light cannot be constant in all frames Ross Finlayson <ross.a.finlayson@gmail.com> - 2023-06-15 12:11 -0700
          Re: Why the speed of light cannot be constant in all frames JanPB <filmart@gmail.com> - 2023-06-17 21:08 -0700
    Re: Why the speed of light cannot be constant in all frames The Starmaker <starmaker@ix.netcom.com> - 2023-06-14 22:21 -0700
  Re: Why the speed of light cannot be constant in all frames Laurence Clark Crossen <l.c.crossen@hotmail.com> - 2023-06-14 17:43 -0700
    Re: Why the speed of light cannot be constant in all frames "mitchr...@gmail.com" <mitchrae3323@gmail.com> - 2023-06-14 18:15 -0700
    Re: Why the speed of light cannot be constant in all frames rotchm <rotchm@gmail.com> - 2023-06-14 18:23 -0700
      Re: Why the speed of light cannot be constant in all frames "mitchr...@gmail.com" <mitchrae3323@gmail.com> - 2023-06-14 20:20 -0700
    Re: Why the speed of light cannot be constant in all frames Tom Roberts <tjoberts137@sbcglobal.net> - 2023-06-14 22:39 -0500
      Re: Why the speed of light cannot be constant in all frames Laurence Clark Crossen <l.c.crossen@hotmail.com> - 2023-06-14 20:59 -0700
        Re: Why the speed of light cannot be constant in all frames rotchm <rotchm@gmail.com> - 2023-06-15 06:00 -0700
        Re: Why the speed of light cannot be constant in all frames Sylvia Else <sylvia@email.invalid> - 2023-06-17 22:37 +1000
          Re: Why the speed of light cannot be constant in all frames Wyouman Ophoven <eowp@ovenvnyh.ho> - 2023-06-17 16:42 +0000
      Re: Why the speed of light cannot be constant in all frames Ross Finlayson <ross.a.finlayson@gmail.com> - 2023-06-14 21:00 -0700
        Re: Why the speed of light cannot be constant in all frames rotchm <rotchm@gmail.com> - 2023-06-15 06:04 -0700
          Re: Why the speed of light cannot be constant in all frames Ross Finlayson <ross.a.finlayson@gmail.com> - 2023-06-15 08:34 -0700
      Re: Why the speed of light cannot be constant in all frames Maciej Wozniak <maluwozniak@gmail.com> - 2023-06-14 21:40 -0700
    Re: Why the speed of light cannot be constant in all frames Ken Seto <setoken47@gmail.com> - 2023-06-16 12:55 -0700
      Re: Why the speed of light cannot be constant in all frames Sylvia Else <sylvia@email.invalid> - 2023-06-17 22:39 +1000
        Re: Why the speed of light cannot be constant in all frames Maciej Wozniak <maluwozniak@gmail.com> - 2023-06-17 07:41 -0700
          Re: Why the speed of light cannot be constant in all frames Braden Peerenboom <bemo@nrrrenon.rm> - 2023-06-17 16:13 +0000
        Re: Why the speed of light cannot be constant in all frames Laurence Clark Crossen <l.c.crossen@hotmail.com> - 2023-06-17 08:12 -0700
          Re: Why the speed of light cannot be constant in all frames Python <python@invalid.org> - 2023-06-17 17:16 +0200
          Re: Why the speed of light cannot be constant in all frames Volney <volney@invalid.invalid> - 2023-06-17 19:31 -0400
            Re: Why the speed of light cannot be constant in all frames Laurence Clark Crossen <l.c.crossen@hotmail.com> - 2023-06-17 16:41 -0700
              Re: Why the speed of light cannot be constant in all frames rotchm <rotchm@gmail.com> - 2023-06-17 17:10 -0700
                Re: Why the speed of light cannot be constant in all frames Maciej Wozniak <maluwozniak@gmail.com> - 2023-06-18 03:47 -0700
                Re: Why the speed of light cannot be constant in all frames "mitchr...@gmail.com" <mitchrae3323@gmail.com> - 2023-06-19 15:38 -0700
              Re: Why the speed of light cannot be constant in all frames Volney <volney@invalid.invalid> - 2023-06-18 01:04 -0400
                Re: Why the speed of light cannot be constant in all frames Roosevelt Rooiakker <orts@aesrorov.oo> - 2023-06-20 22:17 +0000
  Re: Why the speed of light cannot be constant in all frames Carlos L <asjcharles@gmail.com> - 2023-06-16 16:42 -0700
    Re: Why the speed of light cannot be constant in all frames Volney <volney@invalid.invalid> - 2023-06-17 08:11 -0400
      Re: Why the speed of light cannot be constant in all frames Clerence Langbroek <gbee@ncaeneng.al> - 2023-06-17 12:20 +0000
    Re: Why the speed of light cannot be constant in all frames Sylvia Else <sylvia@email.invalid> - 2023-06-18 14:57 +1000
    Re: Why the speed of light cannot be constant in all frames Tom Roberts <tjroberts137@sbcglobal.net> - 2023-06-22 09:18 -0500

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