On 4/10/07, Gerhard Fiedler <lists@connectionbrazil.com> wrote:

> Why is it so difficult to convince people that SI units make sense? It's so
> sad to see a good thought go down the drain because of silly unit errors :)

Because I knew the values (90mph, 350feet) in American units, but not
SI units.  The conversion would have to be done anyway, and I made it
explicit.

And corrected myself about 10 seconds after I hit "send".  Which
actually puts me ahead of NASA.  :)

And, for a more detailed explanation of the dynamics and sample
calculations:
   http://www.ch4549.org/baseball/hit4.htm
and follow the link to:
   http://www.gmi.edu/%7Edrussell/bats-new/impulse.htm

Bill

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