Question

helium balloons rise on earth because​

Answer 1

Helium balloons rise because helium is lighter than the surrounding air. As a helium balloon gains altitude, the helium inside expands and becomes less dense, thus enabling the balloon to continue rising.

Answer 2

Answer:

Helium balloons rise because helium is lighter than the surrounding air. As a helium balloon gains altitude, the helium inside expands and becomes less dense, thus enabling the balloon to continue rising

Explanation:

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