Mechanics is a fundamental branch of physics that studies the relations between forces and motion, analyzing how physical bodies react when subjected to external forces and displacements. The field is broadly categorized into several subdisciplines, including statics, which analyzes objects at rest under the action of forces, and dynamics, which examines the causes of motion, such as forces and torques. Core principles involve the study of energy conservation, momentum transfer, and equilibrium. The application of mechanical principles spans numerous areas of technology, including the design of structural components, the operation of machines, and the development of advanced transport systems, forming the theoretical basis for understanding how matter moves and interacts with force fields.