Which of the following best describes a fluid with high viscosity?

A fluid with high viscosity is characterized by its resistance to flow and its tendency to appear thick. Viscosity essentially measures a fluid's internal friction, with high-viscosity fluids exhibiting greater resistance to deformation and movement. For instance, honey or molasses are examples of high-viscosity fluids; they do not flow easily and have a thick consistency compared to low-viscosity fluids like water or gasoline, which flow freely with minimal resistance.

This fundamental property is crucial in various applications, including engineering and manufacturing, as it affects how fluids are handled and utilized in different processes. Understanding viscosity helps in predicting how a fluid behaves under different conditions, which is essential for tasks ranging from designing pipelines to formulating lubricants.