3. A 0.08 kg soccer ball at rest is kicked and flies through the air with a speed of 40 m/s. What was the impulse during the collision between the foot and the ball?
A. 0NS
B. 32 Ns
C. 50 NS
D. 3.2 Ns

Aman is trying to drag a small tree that he cut down. if the static coefficient of friction of the tree on the ground is 0.5 and the tree weighs 670 n, what is the minimum amount of horizontal force that the man will need to apply so that the tree will start moving? o a. 465 n o b. 230 n o c. 670 n o d. 335 n