thats one of the problems with the early universe
for quite a time the local speed of sound was much higher than the speed of
light.

obviously once this was found out sombody had to go and fix it.


> -----Original Message-----
> From: pic microcontroller discussion list
> [mailto:PICLIST@MITVMA.MIT.EDU]On Behalf Of William Chops Westfield
> Sent: Friday, June 25, 2004 6:01 PM
> To: PICLIST@MITVMA.MIT.EDU
> Subject: Re: [OT] : Challenging the speed of light...
>
>
> On Jun 25, 2004, at 12:47 AM, Jinx wrote:
>
> >> imagine the rod to be a few light years long, and very rigid
> >
> > I've wondered about that too. I'm sure Albert has it covered
> >
> Mechanical impulses move at the speed of sound.  Which is a bit obvious
> once you've been told a couple times, since after all sound is just a
> mechanical impulse...  the speed of sounds in "very rigid" solids is
> quite high, but well below the speed of light....)
>
> (so.  are there "superconductors" of sound where the speed and
> "resistance" are dramatically different than normal solids?  How about
> phonic semiconductors? (phononics?))
>
> BillW
>
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