2. harry was having a quidditch meeting with the gryffindor team and they were figuring out what would increase the acceleration of the quidditch ball in the next match. which of the choices below would increase acceleration? a] added force on the ball b] added friction on the ball c] added mass on the ball d] added inertia on the ball

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.