You throw a small ball upward. Then you throw it again, this time at twice the initial speed. Choose the correct statement.
(a) The second time, the ball travels twice as far up as the first time.
(b) The second time, the ball has twice the magnitude of acceleration while in flight that it did the first time.
(c) The second time, the ball spends twice as much time in flight.
(d) All of the choices are correct.
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