Thanks!... it's actually not a head-on collision, but I figured out I could manage to fit in the angle myself. If I experience difficulties I'll let you know. :cool:
Two balls hit eachother.
One ball with a mass of 2m standing still relative to the earth. The other ball has a mass of 1m and hits the ball of 2m at a certain speed. The collision is elastic.
Could you calculate the proportion of Linear Momentum between both balls after the collision with...