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July 28, 2015

Homework Help: physics

Posted by aisha on Monday, March 5, 2012 at 3:50pm.

A rocket carrying a satellite is accelerating straight up from the earth's surface. At 1.25 s after liftoff, the rocket clears the top of its launch platform, 69 m above the ground. After an additional 4.80 s , it is 1.00 km above the ground.


Calculate the magnitude of the average velocity of the rocket for the 4.80 s part of its flight.

Express your answer using two significant figures.

(m/s)

part B:

Calculate the magnitude of the average velocity of the rocket the first 6.05 s of its flight.
Express your answer using two significant figures.

(m/s)

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