Question

multiple-choice question substances that are less dense will _______. fall rise rewatch thermal energy transfer hot, less dense water rises water cools, becomes more dense, sinks convection: heat transferred by the circulation or movement of a liquid or gas. (fluids)

Explanation:

The diagram and definition of convection show that hotter, less dense fluid rises, while cooler, denser fluid sinks. This matches the principle of thermal convection in fluids.

Answer:

rise