1. Mar 26, 2007 #1

   trailblaza247

   

   1. The problem statement, all variables and given/known data
   dan is gliding on his sb at 4m/s. he suddenly jumps backward off his sb, kicking the sb foward at 8m/s. how fast is dan going as his feet hit the ground? dan's mass is 50kg and the sb's mass is 5kg
   
   
   2. Relevant equations
   
   
   
   3. The attempt at a solution

    

   trailblaza247, Mar 26, 2007
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3. Mar 26, 2007 #2

   mbrmbrg

   

   Welcome aboard!
   
   Do you have any thoughts on this problem at all? Concepts that may prove useful? Equations that relate what you know with what you're looking for?

    

   mbrmbrg, Mar 26, 2007

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