1. Draw the free body diagram for a basketball player (a) just before leaving the ground on a jump,.

1. Draw the free body diagram for a
basketball player (a) just before leaving the ground on a jump, and (b) while
in the air. See Fig. 4-34.

FIGURE 4-34

2. Sketch the free-body diagram of a
baseball (a) at the moment it is hit by the bat, and again (b) after it has
left the bat and is flying toward the outfield.

3. A 650-N force acts in a northwesterly
direction. A second 650-N force must be exerted in what direction so that the
resultant of the two forces points westward? Illustrate your answer with a
vector diagram.