It becomes hot polluted air.
tae
it pops
The air will expand, increasing the volume
it rises
All the air inside of it will inflate.
it goes down
death
the hot-air molecules bang on each other harder.
the hot-air molecules bang on each other harder.
Air inside the balloon is heated. Hot air is less dense than the surrounding air, and thus the balloon rises.
It might pop. Maybe But i'm not really sure