Mar 5, 2009 #1 R rhyleigh New member Joined Mar 5, 2009 Messages 2 Reaction score 0 Points 1 ...west.? In a head on collison, a 4000kg truck going east strikes a 1000kg car going 20 m/s west. What is speed and direction? And how much kinetic energy is lost?
...west.? In a head on collison, a 4000kg truck going east strikes a 1000kg car going 20 m/s west. What is speed and direction? And how much kinetic energy is lost?