Why do air bubbles move in upward direction
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Because the bubbles are lighter. They once they’re big enough they just let go and float up.
The simple answer is the bubble is less dense (its lighter), it’s exactly the same with helium balloons floating up or hot air balloons, The helium or hot air are less dense than normal air so they rise.
The simple answer is the bubble is less dense (its lighter), it’s exactly the same with helium balloons floating up or hot air balloons, The helium or hot air are less dense than normal air so they rise.
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