A ball is hit with a bat, causing it to travel straight upward. It takes 3.20 s for the ball to reach its maximum height after being hit. Treat upward as the positive direction. (a)
What is the ball's initial velocity (in m/s), just after it is hit?
m/s upward
(b)
What height (in m) does it reach above the level where it was hit?
m

Which is not one of the major climate zones? question 3 options: rain forest polar tropical temperate

During the apollo moon missions, astronauts were concerned about the effects of newton's third law of motion when: o a. they ejected waste water, because they were concerned that it would push them off course. o b. they reentered earth's atmosphere, because they were carrying heavy moon rocks. o c. they took off from earth, because a large force was required to generate large acceleration. o d. they detected incoming space debris, because the inertia of the debris could damage their ship.

What system does a dentist chair system use? pneumatic or hydraulic system?