What type of system is focused on the conservation and transformation of energy?

The concept of a system focused on the conservation and transformation of energy aligns closely with the definition of an isolated system. An isolated system is one that does not exchange matter or energy with its surroundings. This means that the total energy within the system remains constant, allowing for the study of energy transformations that occur internally without external interference.

In an isolated system, energy can change forms (for example, from kinetic to potential energy) while the total amount of energy remains the same, adhering to the law of conservation of energy. This characteristic makes isolated systems vital for understanding how energy is conserved and transformed in various physical processes.

In contrast, other types of systems have different behaviors. Closed systems can exchange energy but not matter with their surroundings, which complicates the analysis of energy conservation and transformation. Open systems can exchange both energy and matter, making it even more complex to track energy transformations since outside influences can significantly affect the system. Dynamic systems imply active change and are not strictly defined in terms of energy exchange, which does not specifically capture the essence of focusing solely on energy conservation and transformation.

Thus, the focus on energy conservation and transformation is best represented by an isolated system.