Question

Why does the smoke always rises up ?​

Answer 1

Hot air is less dense than cool air, so it rises. Because there is quite a lot of hot air, it makes quite a big wind current as it rises, and that drags the smoke particles upward with the air, in much the same way as wind can raise dust.

PLS MARK AS BRAINLIEST

Answer 2

Answer:

Smoke is hot air which Rises up because it is lighter and the cold air moves down because it is heavier then the hot air.

Hope it will be helpful ✌️