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During liftoff, a hot-air balloon accelerates upward at a rate of 2.7 m/s2 . The

ID: 2002928 • Letter: D

Question

During liftoff, a hot-air balloon accelerates upward at a rate of 2.7 m/s2 . The balloonist drops an object over the side of the gondola when the speed is 12 m/s .

Part A

What is the magnitude of the object’s acceleration after it is released (relative to the ground)?

Express your answer using two significant figures.


During liftoff, a hot-air balloon accelerates upward at a rate of 2.7 m/s2 . The balloonist drops an object over the side of the gondola when the speed is 12 m/s .

Part A

What is the magnitude of the object’s acceleration after it is released (relative to the ground)?

Express your answer using two significant figures.


Explanation / Answer

- 9.81 m/s^2 (downward) answer

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