Physics, 29.10.2019 08:31, vhs35

If an object is thrown in an upward direction from the top of a building 160 ft. high at an initial speed of 21.82 mi/h., what is its final speed when it hits the ground? (disregard wind resistance. round answer according to significant figures and do not reflect negative direction in your answer.

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If an object is thrown in an upward direction from the top of a building 160 ft. high at an initial...