Maybe this will help everybody:

http://www.wb-sails.fi/news/99_4_Win...es/Movies.htm#


"Thomas Stewart" wrote in message ...
Lift is to air as Buoyance is to water
Oh Oh! Maybe in lighter than air.
Newton's second Law is; Lift= mA.
The mA is for;
m= mass
A= acceleration

Buoyance needs no acceleration.

Ole Thom