Maddie is standing still when her dancing partner, Paul, begins to lift her up and throw her into the air. Maddie's mass is 40 kg. Paul exerts an average vertical force of 500 N for 1.0 s on Maddie during the lift and throwing motion.
a. What is Maddie's vertical velocity when Paul releases her?
b. If Maddie's center of gravity was 1.5 m above the floor when Paul released her, what height will she reach?