(25%) Problem 1: A ball is thrown from a rooftop with an initial downward velocity of inagiitude 110 = '. 2. 68 iii-"s. The rooftop is at height h = 32.2 meters above the ground. Use a coordinate system whene ' upwards is positive. as indicated in the figure. _ $3 33 % Part (it) Find the vertical component of the nal velocity. Uf'y. in meters per second. with which the ball hits the pound. of,\" = 25.27 in s X Incorrect! Feedback: is available. _ - 33% Part (1)) If we wanted the hall's lial speed to be exactly 2?.3 in-"s. from what height. knew. in meters. would we need to throw it with the same initial velocity? hm. = 3?.62 m J Correct! $3 33% Part (c) If the height is xed at 32.2 in. but we wanted the balls nal speed to be 32.7 1n.-"s. what would the vertical component. in meters per second. of the initial velocity. \"Ly- need to be? Grade Summary \"Ly = I Ill-"IS Deductions 40": Potential 60% Submissions . Attempts remaining: A detailed \\']e\"' 1 taiihO 2 Degrees O Radiant; Submit Hint I I give up! (25%) Problem 3: Two basketball players jump upward simultaneously. The first reaches a height of 1.03 m above the ground, while the second reaches a height of just 0.44 m. * How many seconds after the second player reaches the ground does the first player reach the ground? Neglect air resistance. Grade Summary At = Deductions 20% Potential 80%