A rookie quarterback throws a football with an initial upwardvelocity component of 12.0 m/s and a horizontal velocity componentof 20.0 m/s. Ignore air resistance. How much time (after it is thrown) is required for the football to return to its original level?
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A rookie quarterback throws a football with an initial upward
velocity component of 12.0 m/s and a horizontal velocity component
of 20.0 m/s. Ignore air resistance. How much time (after it is thrown) is required for the
football to return to its original level?
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