Puck A (4kg) is traveling due East at 10m/s when it collides with Puck B (7kg), which is initially at rest. After a glancing collision, Puck A continues at 6m/s at an angle of 16 North of East. Puck B is not shown after the collision. Px Py kg m/s kg m/s Puck A (initial) 40 Puck B (initial) Puck A (final) 23.1 Puck B (final) 16.9 How fast did Puck B move after the collision? m/s What direction did Puck B move after the collision? South of East before after N W E