Answer last question I will give you brainlessly

Alead ball is dropped into a lake from a diving board 5m above the water . it hits the water with a certain velocity and then sink with constant velocity in bottom . it reaches the bottom 5 second after it is dropped if g= 10m/s2 . find depth of the lake and average velocity of the ball ?

Need asap ‼️ 20 pts which gravitational force field diagram is drawn correctly? (answers in pictures below)

The dot diagram represents the motion of the motorcycle as it moves from left to right