A ball is projected vertically upward at time t=0.00 s, from the ground and experiences negligible air resistance. The ball rises, then falls and strikes the ground. The initial velocity of the ball is 14 m/s. The time when it is 8 m above the ground and moving downwards is (in seconds)

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A ball is projected vertically upward at time t=0.00 s, from the ground and
experiences negligible air resistance. The ball rises, then falls and strikes the
ground. The initial velocity of the ball is 14 m/s. The time when it is 8 m above the
ground and moving downwards is (in seconds)
Transcribed Image Text:A ball is projected vertically upward at time t=0.00 s, from the ground and experiences negligible air resistance. The ball rises, then falls and strikes the ground. The initial velocity of the ball is 14 m/s. The time when it is 8 m above the ground and moving downwards is (in seconds)
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