Chapter 18 Objectives: 7.01, 7.02, 7.03. How Economic Systems Work We choose between: –Needs: things required for survival –Wants: things we desire and.
World War II. Why fight? June 22, 1941 Germany attacked Russia. Russia, who had been friends with Germany, then became an enemy of the Axis Powers and.
1 Life Histories Chapter 12 Adaptation of an organism that influence its biology over its life span; e.g. offspring #; survival, size and age of reproduction,