Question

Explain how the air balloon moves up and down.
Explain in terms of density

Answer 1

hope it helps ....

Step-by-step explanation:

The inside air that has been heated rises due to the difference of density between the hot and cold air particles. The heated air, the air that is inside the balloon, is less dense than the cool air, the air outside of the balloon. ... You can see that the bigger the volume gets, the smaller the density is.

Answer 2

The heat in the air ballon from the flame will create moisture in the ballon and make it rise