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Article #4208Re: Some physics questions
From: SCOTT I CHASE
Date: Fri, 06 Nov 1992 23:29
Date: Fri, 06 Nov 1992 23:29
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In article <MATT.92Nov6134208@physics3.berkeley.edu>, matt@physics.berkeley.edu writes... >In article <6NOV199212364099@csa1.lbl.gov> sichase@csa1.lbl.gov (SCOTT I CHASE) writes: > >> The speed of light is what it is for *some* reason, or it would have a >> different value! (I know I'll get flamed for this one.) I expect that >> this reason will ultimately be accessible to us. > >I agree that the speed of light is what it is for some reason, but I >don't think that the reason is particularly interesting or >fundamental. > >The speed of light is a dimensional quantity, so it has the value that >it does only because we happen to use a certain set of units; I think, >then, that a better way to phrase the question is: why do we choose to >measure distances in centimeters and times in seconds? Oh, come on. That's just a dodge. The speed of light is independent of the units you choose to measure it in. If I take two light beams, and you measure the speed of light in cm/sec and I measure the speed of light in droobles/flimbat, the light from the two beams will still travel at the same speed. Why *that* speed? -Scott -------------------- Scott I. Chase "It is not a simple life to be a single cell, SICHASE@CSA2.LBL.GOV although I have no right to say so, having been a single cell so long ago myself that I have no memory at all of that stage of my life." - Lewis Thomas
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Path: arc1-ca.pugleaf.net!sparky!uunet!charon.amdahl.com!pacbell.com!ames!agate!dog.ee.lbl.gov!csa1.lbl.gov!sichase From: sichase@csa1.lbl.gov (SCOTT I CHASE) Newsgroups: sci.physics Subject: Re: Some physics questions Date: 6 Nov 1992 15:29 PST Organization: Lawrence Berkeley Laboratory - Berkeley, CA, USA Lines: 29 Distribution: na Message-ID: <6NOV199215292345@csa1.lbl.gov> References: <3NOV199212323281@csa2.lbl.gov> <23651@galaxy.ucr.edu> <MATT.92Nov6134208@physics3.berkeley.edu> NNTP-Posting-Host: 128.3.254.196 News-Software: VAX/VMS VNEWS 1.41