Dynamic model of air masses

Show the link between the movement of air masses and temperature.
2 columns of air are cooled and heated (using an ice cube and hot water). Smoke is created between the 2 columns using Armenian paper or an incense stick. Quickly visualize the creation of a current that carries the smoke only in one direction.

Set consisting of:
- 2 columns with smoke inlet pipe
- 2 supports
- 3 bowls
- 1 incense cone

- 2 columns with smoke inlet pipe, - 2 supports, - 3 cups.