Physics, 07.09.2019 00:20, brooke0713

You throw a rock upwards; it rises and then falls back down. we know that the acceleration due to gravity is 9.8 m/sec2 near the surface of earth. what is the rock’s acceleration at the very top of its trajectory (where its velocity is zero for an instant)? ignore air resistance.

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You throw a rock upwards; it rises and then falls back down. we know that the acceleration due to g...