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Tanong, same ba ang direction nila?

1.)Pag same ang direction nila:
   10 units of force         crate   -----------⇒    boy
+ 10 units of force                    -----------⇒    girl
    0 units of force  
 The net force acting on the object is 20 units of force.
2.) Pag opposite ang direction nila
      <----------------  crate ------------------>
           boy                           girl
   (-10 units of force)         (10 units of force)

-10 + 10 = 0
 The sum of the forces is 0. There is no net force.
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