Physics, 07.10.2019 17:30, maddie1776

Arock is thrown straight up with an initial velocity of 19.6 m/s. what time interval elapses between the rock’s being thrown and its return to the original launch point? (acceleration due to gravity is 9.80 m/s2 .)

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Arock is thrown straight up with an initial velocity of 19.6 m/s. what time interval elapses between...