2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/147773A covariant formula for conserved currents of energy, momentum and angular-momentum is derived from a general form of Noethers theorem applied directly to the Einstein-Hilbert action of classical general relativity. Energy conservation in a closed big-bang cosmology is discussed as a special case. Special care is taken to distinguish between kinematic and dynamic expressions.12 pages, postscript, no figures, references addedGeneral Relativity and Quantum Cosmologytext