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When a helium balloon rises in the air, it expands. If the volume of the balloon doubles, what happens to the density of the helium inside it?

a.The density decreases by half
b.The density doubles
c.The density triples
d.The density stays the same

User Calben
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2 Answers

5 votes
A. the density decreases by half
User Peter Boncz
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3 votes
A. The density decreases by half
User Paulius
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