Re: North Pole

[Bernard Cleyet <anngeorg@PACBELL.NET>]

Yes.  The mnemonic is:  the cartridges in the cylinder of a pistol revolve about its
(the cylinder's) axis, and the bullets rotate (spin) due to the rifling.

bc


Herbert H Gottlieb wrote:

> On Sat, 05 Oct 2002 12:47:13 -0400 "John S. Denker" <jsd@MONMOUTH.COM>
> writes:
> > Michael Edmiston wrote:
> > > I think we need to define orbital precession.
> > Yes, there are at least four different concepts
> > being stirred together in this thread
> >
> > > Earth spins one revolution per day,   ???????????????
> >
> > That's concept #1 -- spin angular momentum.
>
> ***  I believe that you mean that the earth spins one rotation
>         per day. It takes about 365 days to spin one revolution.
>
> Herb Gottlieb from New York City
> (Where we also confuse the terms rotation and revolution on occasion)
>
> This posting is the position of the writer, not that of SUNY-BSC, NAU or the AAPT.

This posting is the position of the writer, not that of SUNY-BSC, NAU or the AAPT.