Please explain in basic simple ways, including free body diagrams

Q 09 (10 pts) A pendulum of mass m1 = 1.22 kg is released from rest from a height h = 7.52 m and collides elastically with a block of mass my = 13.2 kg at rest on a level, frictionless surface. See the figure below. Julianol s 4 moutain what is the velocity of the pendulum It To booge or ulasilW immediately after the collision? X 8000 M. Y