WHY DOES A HOT AIR BALLOON RISE UP IN THE AIR ?
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Answered by
78
Hot air balloon uses a burner to heat up the air inside the balloon.Hot air is therefore lighter than cold air and Helium gas is filled in the balloon.So this is the reason why does a hot air balloon fly in the sky.
ROYALJATT:
plz explain perfectly
do to what phenomena of helium gas it rises
Answered by
29
Hope this answer will help u.........
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