Physics · Fluid Mechanics
If a sealed polyethylene balloon filled with hydrogen is released from the Earth's surface, as it rises high up into the atmosphere:
- 1The volume of the balloon will decrease
- 2The balloon will flatten into a disc-like shape
- 3The volume of the balloon will increase✓
- 4The volume and shape of the balloon will remain unchanged
Correct answer
The volume of the balloon will increase
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