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Re: Relativity question



At 01:23 AM 6/11/2003 -0400, David Bowman, you wrote:

/snip/
>It turns out that for typical classroom measurements,
>measuring distances in terms of seconds of light-travel
>time is inconvenient, so people use metres and such.

Meters might be convenient for classroom measurements of
distance, but astronomical and cosmological distances are
often most conveniently measured in conventional time units.
So what is convenient depends on the particular physical
setting at hand.

/snip/

David Bowman


I was amused to see a nano-light-second rule on offer recently.
It looked suspiciously like a decimal foot rule made of wood to me.

Brian Whatcott Altus OK