Physics, 09.10.2019 17:00 justinerodriguz2878

The velocity of a ball as it is thrown up is 20 meters/second. it attains zero velocity after 3.5 seconds. what is the average acceleration of the ball during its upward flight?

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The velocity of a ball as it is thrown up is 20 meters/second. it attains zero velocity after 3.5 se...