Note: To simplify calculations, you may use g = 10 m/s2 in all problems. 1. From the top of a high cliff, a ball is thrown horizontally with initial speed vo. Which of the following
graphs best represents the ball's kinetic energy K as a function of time t?
e the call
st of luck
K
Exam..
A)
B)
C)
D)

During a medieval siege of a castle, the attacking army uses a trebuchet to hurl heavy stones at the castle walls. if the trebuchet launches the stones with a velocity of at an angle of 50.0°, (a) how long does it take the stone to hit the ground? (b) what is the maximum distance that the trebuchet can be from the castle wall to be in range? (c) how high will the stones go? show all your work.