Which of the following is not a benefit of increased physical activity? Select one:
O a. Sleep Better
O b. Less Energy
O c. Improved Mood
O d. Improved Health

Aball is thrown from a height of 139 feet with an initial downward velocity of 15 ft/s. the ball's height h (in feet) after t seconds is given by the following. h=139-15t-16t^2 how long after the ball is thrown does it hit the ground? round your answer(s) to the nearest hundredth. (if there is more than one answer, use the "or" button.) t =