> [[Mod. note -- This is true.  But equations also have implications   
   > based on common usage.  I think it may be easier for beginning students   
   > to grasp the usual dynamics of Newton's 2nd law when written as   
   >    a = F/m   
   > (i.e., specify /F/ and /m/ on the RHS, compute /a/ on the LHS), than   
   > as   
   >    F = ma   
   > -- jt]]   
      
   IMO, better still to write it as a differential equation, i.e.   
      
   dv/dt = F/m   
      
   ... here, changes in velocity are caused by an applied force   
   (divided by mass).   
      
      
   #Paul   
      
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