A ball of mass 0.450 kg moving east direction) with a speed of 3.74 (m)/(s) collides head-on with a 0.225 kg ball at rest. Assume that the collision is perfectly elastic.
a) The final velocity of the first ball?
b) The final velocity of the second ball?
c) The total momentum after the collision?
d) The total kinetic energy after the collision?
