A balloon is released from a tall building.The total mass of the balloon including the enclosed gas is 2.0 kg.Its volume is 5.0 m³.The density of air is 1.3 kg/m³.
-What is the magnitude of the initial acceleration of the balloon?
A) zero m/s²
B) 9.8 m/s²
C) 10.9 m/s²
D) 22.1 m/s²
E) 43.6 m/s²
Correct Answer:
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