A balloon filled with helium gas does not rise in air indefinitely but halts after a certain height. Why?
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A balloon filled with helium does not rise in air indefinitely but halts after a certain height. ... When a balloon is filled with helium, there is an inner pressure because of which the balloon expands more and more as it goes higher. But as the balloon goes higher, the atmospheric pressure also decreases
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When a balloon is filled with helium, there is an inner pressure because of which the balloon expands more and more as it goes higher. But as the balloon goes higher, the atmospheric pressure also decreases. This is why the balloon ultimately stops after reaching a certain height.
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