Avolcano launches a lava bomb straight upward with an
Chapter 2, Problem 75(choose chapter or problem)
Avolcano launches a lava bomb straight upward with an initial speed of 28 m/s. Taking upward to be the positive direction, nd the speed and direction of motion of the lava bomb (a) 2.0 seconds and (b) 3.0 seconds after it is launched.
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