question: What states that the conservation of energy is a consequence of the fact that the laws of physics do not change over time ?
answer: Noether 's theorem
turker_answer: Noether 's theorem states that the conservation of energy is a consequence of the fact that the laws of physics do not change over time .
rule-based: Noether 's theorem states that the conservation of energy is a consequence of the fact that the laws of physics do not change over time .