________ is movement in a fluid, caused when part of the fluid (whether gas or liquid) is heated. The heated portion expands and becomes less dense, rising up through the cooler portion.

Question

Quizplus · Accepted Answer

Convection is the movement of fluid due to differences in temperature. When a portion of the fluid is heated, it becomes less dense and rises upward, while the cooler and denser portion of the fluid sinks downward in a circular motion. This process is known as convection.

________ Is Movement in a Fluid, Caused When Part of the Fluid