From: mikecombs@nospam.com_chg_nospam_2_ti.retro.com   
      
   "gwlucca"  wrote in message   
   news:1139079224.943325.67860@o13g2000cwo.googlegroups.com...   
   >   
   >  The   
   > last holdout argument for these two Italian high school teachers seems   
   > to be, "But how could a little capsule lift off from the Moon when it   
   > took such a monster spacecraft to get them off the Earth?"   
   >   
   > I've armed my son with data on relative escape velocities (Moon roughly   
   > 20% of Earth), weights (of Saturn V booster at launch vs. the returning   
   > part of the LEM) but I'm looking for an argument that even a   
   > math-and-science idiot might understand.   
      
   This page http://www.permanent.com/t-theory.htm has a nice little   
   illustration about a screen or two down which illustrates the principle   
   rather well in a graphical fashion.   
      
      
      
   --   
      
      
   Regards,   
   Mike Combs   
   ----------------------------------------------------------------------   
   By all that you hold dear on this good Earth   
   I bid you stand, Men of the West!   
                                                        Aragorn   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)