Return to Chapter-Opening Question 2, page 260, and answer
Chapter 10, Problem 10EG(choose chapter or problem)
Problem 10EG
Return to Chapter-Opening Question 2, page 260, and answer it again now. Try to explain why you may have answered differently the first time. Try it and see.
2. Two balloons are tied and hang with their nearest edges about 3 cm apart. If you blow between the balloons (not at the balloons, but at the opening between them), what will happen?
(a) Nothing.
(b) The balloons will move closer together.
(c) The balloons will move farther apart.
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