BASIC ANSWER>! Scientific law is proven (for the most part) and scientific theory is not proven yet."However scientific law is a law that cannot be broken and scientific theory is an attempt to explain a pattern or a rule repeadetly observed in nature".
A scientific law is the description of a recurring event that occurs in nature. A scientific theory is an explanation of the law. The law does not change, but the theory may change when new data indicate that it needs to.