STANDARD 5:

Students understand the effects of interactions between human and physical systems and the changes in meaning, use, distribution, and importance of resources.

 5.1 Students know how human actions modify the physical environment.

• describing how human modifications of physical environments in one place often lead to changes in other places;

• explaining the role of technology in the human modification of the physical environment and

• describing ways that humans depend upon, adapt to, and affect the physical environment.

5.2 Students know how physical systems affect human systems.

 • explaining how the characteristics of different physical environments provide opportunities for or place constraints on human activities; and

• describing how natural hazards affect human activities.