{"knowledge_schema": {"broad_category": "Physics \u2192 Nuclear Physics \u2192 Fission", "refinement": "This problem involves the conservation of energy and momentum in the context of nuclear fission, specifically focusing on the kinetic energy of the resulting fragments.", "specific_scope": "The scenario describes a nucleus undergoing fission, where the mass distribution of the fragments is known, and the rest-mass energy is given, allowing for calculations of kinetic energy using both relativistic and classical mechanics.", "goal": "Calculate the difference in kinetic energy of the less massive fragment when using relativistic mechanics versus classical mechanics."}, "summary": "This problem is rooted in nuclear physics, specifically the process of fission, where an atomic nucleus splits into two fragments. The task involves applying both relativistic and classical mechanics to determine the kinetic energy of the less massive fragment and then finding the difference between the two calculations. The goal is to understand how relativistic effects influence the kinetic energy outcomes compared to classical predictions, leading to a specific answer of 3 MeV."}