CBSE Class 7 Answered
why does a hot air ballon rise
Asked by uttampansare2015 | 08 Aug, 2019, 11:02: AM
Expert Answer
Hot air is lighter than atmospheric air.
The air inside the hot air balloon is less dense.
It causes the hot air balloon to rise as it is lighter than surrounding air.
Answered by Varsha | 08 Aug, 2019, 01:09: PM
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