Which geographic factor was most significant in he soviet union withstand german attacks in world war ii?

Russian winters were harsh for the German armies. They were often undersupplied and thousands of soldiers froze to death. The Russians were used to it so they knew how to dress and prepare

Ithink the answer is ,temperature,pressure, and chemical changethey are identified by texture,streak,and locationthere are three ways that metamorphic rocks can form contact, regional,and dynamic metamorphism good luck, all this came right outta of the book