22. Water drips from rest from a leaf that is 15 m above the ground. Neglect air resistance, what is the speed of each water drop when it hits the ground? a) 30 m/s 17 m/s 205 40 m/s 15 m/s 25. Ball A is dropped from rest from a window. At the same distance, ball B is thrown downward, and ball C is thrown upward from the same window. Which statements concerning the ball after their release is TRUE if air resistance is neglected. At some instant after it is thrown, the acceleration of ball C is zero. All three balls strike the ground at the same time. All three balls have the same velocity at any instant. All three balls have the same acceleration at any instant. 26. A ball is thrown vertically upwards from the surface of earth. The ball rises to some maximum height and fall back toward the surface of earth. Which statements concerning the ball after their release is TRUE if air resistance is neglected. a) As the ball rises, its acceleration vector points upward. b) The ball is a freely falling body for the duration of its flight. 27. A projectile is fired horizontally with an initial speed of 57 m/s. What are the horizontal and vertical components of its displacement 3.0 s after it is fired? horizontal vertical A) 44 m -29 m B) 170 m zero m C) 170 m 44 m D) 210 m -44 m 29. A basketball player is running at a constant speed of 2.5 m/s when he tosses a basketball upward with a speed of 6.0 m/s. How far does the player run before he catches the ball? Ignore air resistance. a 3.1 m 4.5 m 6.0 m 20. 7.5 m