Physics
Physics, 10.06.2020 15:57, frankiesoar68

A ball is projected upward at time t= 0.0 s, from a point on a roof 90 m above the ground. The ball rises, then falls and strikes the ground. The initial velocity of the ball is 36.2 m/s if air resistance is negligible. The time when the ball strikes the ground is closest to:A. 9.0 sB. 9.4 sC. 9.7 sD. 8.7 sE. 10 s

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A ball is projected upward at time t= 0.0 s, from a point on a roof 90 m above the ground. The ball...

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