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August 22, 2014

Homework Help: physics

Posted by urgent answer needed on Saturday, June 15, 2013 at 4:43am.

A rocket accelerates straight up from rest for 20 seconds with an acceleration of 8 m/s2. After 20 seconds the rocket motor shuts off and the rocket continues to coast upwards. How high does the rocket go in meters?
Details and assumptions
You may take the acceleration of gravity as −9.8 m/s2.
You may neglect air resistance.

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