Groups > sci.physics.relativity > #375043

Re: Car decelerates...

From	Juan Sebastián <jseb@montserrat.info>
Newsgroups	sci.physics.relativity
Subject	Re: Car decelerates...
Date	2016-01-28 16:49 +0000
Organization	_N/A
Message-ID	<n8dgqa$1dc3$1@gioia.aioe.org> (permalink)
References	(1 earlier) <b210245d-8d34-4ccd-8d45-8c5ab00cbbc8@googlegroups.com> <b8442691-e540-406d-87cb-eed7257df044@googlegroups.com> <ad413dcb-ae00-4a73-bf93-08a9e0fc564c@googlegroups.com> <56023379-d03f-40ca-a334-963a144716f4@googlegroups.com> <a640ff54-4f65-4939-9f88-b19f12803fc1@googlegroups.com>

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Jon Price wrote:
> Well, Einstein considered it this way I believe.
> Scenario is like this...
> Car is moving let's say w constant velocity with respect to road
> initially.
> Then car decelerates. As we know (I think), drivers body moves forward.
> Now, same scenario but consider cars reference frame to be at rest. What
> "causes" drivers body to move forward?

Are you sure you want to know? In that case the car is accelerating
backwards in an attempt to catch up with the road moving, previously at
constant speed. In short, the car attempts to catch up with that speed.

Thread

Car decelerates... Jon Price <jonelwoodprice@gmail.com> - 2016-01-27 19:42 -0800
  Re: Car decelerates... Melzzzzz <mel@zzzzz.com> - 2016-01-28 04:44 +0100
    Re: Car decelerates... Jon Price <jonelwoodprice@gmail.com> - 2016-01-27 19:48 -0800
      Re: Car decelerates... Sylvia Else <sylvia@not.at.this.address> - 2016-01-28 15:28 +1100
        Re: Car decelerates... mlwozniak@wp.pl - 2016-01-27 22:58 -0800
          Re: Car decelerates... Sylvia Else <sylvia@not.at.this.address> - 2016-01-28 19:57 +1100
            Re: Car decelerates... mlwozniak@wp.pl - 2016-01-28 01:07 -0800
              Re: Car decelerates... Sylvia Else <sylvia@not.at.this.address> - 2016-01-28 22:08 +1100
                Re: Car decelerates... mlwozniak@wp.pl - 2016-01-28 03:51 -0800
                Re: Car decelerates... Sylvia Else <sylvia@not.at.this.address> - 2016-01-29 10:53 +1100
                Re: Car decelerates... Jon Price <jonelwoodprice@gmail.com> - 2016-01-28 19:31 -0800
                Re: Car decelerates... Poutnik <poutnik4nntp@gmail.com> - 2016-01-29 06:40 +0100
                Re: Car decelerates... mlwozniak@wp.pl - 2016-01-28 22:29 -0800
                Re: Car decelerates... Jon Price <jonelwoodprice@gmail.com> - 2016-01-28 22:57 -0800
                Re: Car decelerates... Poutnik <poutnik4nntp@gmail.com> - 2016-01-29 08:08 +0100
                Re: Car decelerates... Jon Price <jonelwoodprice@gmail.com> - 2016-01-28 23:18 -0800
                Re: Car decelerates... Poutnik <poutnik4nntp@gmail.com> - 2016-01-29 08:24 +0100
                Re: Car decelerates... rotchm <rotchm@gmail.com> - 2016-01-29 06:25 -0800
                Re: Car decelerates... Jon Price <jonelwoodprice@gmail.com> - 2016-01-29 10:19 -0800
                Re: Car decelerates... Odd Bodkin <bodkinodd@gmail.com> - 2016-01-29 13:30 -0600
                Re: Car decelerates... rotchm <rotchm@gmail.com> - 2016-01-29 12:21 -0800
                Re: Car decelerates... Poutnik <poutnik4nntp@gmail.com> - 2016-01-30 10:48 +0100
                Re: Car decelerates... Poutnik <poutnik4nntp@gmail.com> - 2016-01-31 13:55 +0100
                Re: Car decelerates... Jon Price <jonelwoodprice@gmail.com> - 2016-01-31 13:16 -0800
                Re: Car decelerates... mlwozniak@wp.pl - 2016-01-29 00:35 -0800
                Re: Car decelerates... Polikwaptiwa <polikw@polikwamail.org> - 2016-01-30 16:32 +0000
                Re: Car decelerates... Jon Price <jonelwoodprice@gmail.com> - 2016-01-30 18:02 -0800
                Re: Car decelerates... Poutnik <poutnik4nntp@gmail.com> - 2016-01-29 08:19 +0100
                Re: Car decelerates... Jon Price <jonelwoodprice@gmail.com> - 2016-01-28 23:23 -0800
                Re: Car decelerates... Poutnik <poutnik4nntp@gmail.com> - 2016-01-29 08:28 +0100
                Re: Car decelerates... Jon Price <jonelwoodprice@gmail.com> - 2016-01-28 23:39 -0800
                Re: Car decelerates... Poutnik <poutnik4nntp@gmail.com> - 2016-01-30 09:56 +0100
                Re: Car decelerates... Poutnik <poutnik4nntp@gmail.com> - 2016-01-30 10:09 +0100
                Re: Car decelerates... Maciej Woźniak <mlwozniak@wp.pl> - 2016-01-30 11:34 +0100
                Re: Car decelerates... rotchm <rotchm@gmail.com> - 2016-01-29 06:20 -0800
                Re: Car decelerates... Sylvia Else <sylvia@not.at.this.address> - 2016-01-29 23:12 +1100
                Re: Car decelerates... Juan Sebastián <jseb@montserrat.info> - 2016-01-29 12:33 +0000
                Re: Car decelerates... Sylvia Else <sylvia@not.at.this.address> - 2016-01-30 22:16 +1100
                Re: Car decelerates... Maciej Woźniak <mlwozniak@wp.pl> - 2016-01-30 12:25 +0100
                Re: Car decelerates... Sylvia Else <sylvia@not.at.this.address> - 2016-01-30 22:34 +1100
                Re: Car decelerates... Maciej Woźniak <mlwozniak@wp.pl> - 2016-01-30 13:45 +0100
                Re: Car decelerates... mlwozniak@wp.pl - 2016-01-29 04:42 -0800
                Re: Car decelerates... rotchm <rotchm@gmail.com> - 2016-01-29 06:17 -0800
                Re: Car decelerates... mlwozniak@wp.pl - 2016-01-29 06:23 -0800
                Re: Car decelerates... Maciej Woźniak <mlwozniak@wp.pl> - 2016-01-29 06:17 +0100
      Re: Car decelerates... Melzzzzz <mel@zzzzz.com> - 2016-01-28 13:37 +0100
      Re: Car decelerates... moroney@world.std.spaamtrap.com (Michael Moroney) - 2016-01-28 19:33 +0000
  Re: Car decelerates... rotchm <rotchm@gmail.com> - 2016-01-27 20:08 -0800
    Re: Car decelerates... Jon Price <jonelwoodprice@gmail.com> - 2016-01-27 20:28 -0800
      Re: Car decelerates... Jon Price <jonelwoodprice@gmail.com> - 2016-01-27 20:34 -0800
        Re: Car decelerates... rotchm <rotchm@gmail.com> - 2016-01-27 20:50 -0800
        Re: Car decelerates... mlwozniak@wp.pl - 2016-01-27 23:00 -0800
          Re: Car decelerates... Jon Price <jonelwoodprice@gmail.com> - 2016-01-27 23:34 -0800
            Re: Car decelerates... rotchm <rotchm@gmail.com> - 2016-01-28 07:23 -0800
            Re: Car decelerates... Odd Bodkin <bodkinodd@gmail.com> - 2016-01-28 09:59 -0600
              Re: Car decelerates... mlwozniak@wp.pl - 2016-01-28 22:27 -0800
            Re: Car decelerates... Juan Sebastián <jseb@montserrat.info> - 2016-01-28 16:49 +0000
            Re: Car decelerates... Poutnik <poutnik4nntp@gmail.com> - 2016-01-28 22:29 +0100
      Re: Car decelerates... rotchm <rotchm@gmail.com> - 2016-01-27 20:53 -0800
      Re: Car decelerates... Poutnik <poutnik4nntp@gmail.com> - 2016-01-28 07:47 +0100
        Re: Car decelerates... Juan Sebastián <jseb@montserrat.info> - 2016-01-28 18:22 +0000
          Re: Car decelerates... Poutnik <poutnik4nntp@gmail.com> - 2016-01-28 22:31 +0100
  Re: Car decelerates... Koobee Wublee <koobee.wublee@gmail.com> - 2016-01-27 23:59 -0800
    Re: Car decelerates... Jon Price <jonelwoodprice@gmail.com> - 2016-01-28 00:19 -0800
  Re: Car decelerates... jamesl51165@gmail.com - 2016-01-28 08:18 -0800
  Re: Car decelerates... Mike Fontenot <mlfasf@comcast.net> - 2016-01-28 09:46 -0700

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