A helium-filled balloon is tied to a light string inside a car at rest. The other end
Question:
A helium-filled balloon is tied to a light string inside a car at rest. The other end of the string is attached to the floor of the car, so the balloon pulls the string vertical. The car now accelerates forward. Does the balloon move? If so, does it move forward or backward? Justify your reasoning with reference to buoyancy. (If you have a chance, try this experiment yourself but with someone else driving!)
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The balloons move forward toward the front of the car The air ...View the full answer
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Related Book For 
University Physics with Modern Physics
ISBN: 978-0133977981
14th edition
Authors: Hugh D. Young, Roger A. Freedman
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