What term describes the use of liquids to transfer force?

The term that describes the use of liquids to transfer force is hydraulics. This is a key concept in agricultural technologies and machinery where liquid, often oil or water, is used to create pressure that can move heavy objects or operate equipment. Hydraulics is fundamental in systems such as hydraulic lifts, tractors, and various farming implements, allowing for efficient and powerful movement of machinery components.

Fluid mechanics is a broader study that encompasses the behavior of fluids at rest and in motion, and while it relates to hydraulics, it does not specifically refer to liquid force transfer. Fluid dynamics specifically focuses on the motion of fluids, including the forces resulting from their movement, but again, this does not zero in on the aspect of liquid-based force transfer. Pneumatics, on the other hand, deals with the use of gases to transfer force, which makes it unrelated to the use of liquids. Therefore, hydraulics is the most accurate term amongst the provided options for describing the use of liquids in force transfer.