Respuesta :
Answer:
There is pressure on both the in and outsides of the balloon: high inside and low outside, respectively. In terms of air mass, high pressure has greater activity and tends to move upward (balloon rises); whereas low presssure, being slower, descends (balloon descends).
Explanation:
the pressure is in a low pressure
because the hot air is pushing on the low air
because the hot air is pushing on the low air