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April 20, 2014

Homework Help: physics

Posted by sammy on Saturday, September 29, 2012 at 8:19pm.

During liftoff, a hot-air balloon accelerates upward at a rate of 2.5 . The balloonist drops an object over the side of the gondola when the speed is 12 .

a)What is the magnitude of the objectís acceleration after it is released (relative to the ground)?
Part B

What is the direction of the objectís acceleration after it is released (relative to the ground)?






What is the direction of the objectís acceleration after it is released (relative to the ground)?





downward





upward





horizontal
Part C

How long does it take to hit the ground?

Express your answer using two significant figures.

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