Question

study the image. what do the arrows in the circle indicate? warm air is rising. cool air is sinking. cool air is less dense. warm air is more dense.

Explanation:

The arrows in the circle are pointing downward. Cool air is denser than warm air and tends to sink. Warm air rising would have upward - pointing arrows. Cool air being less dense is incorrect as density is higher for cool air. Warm air being more dense is also incorrect.

Answer:

Cool air is sinking.