View all Standards

Standard H.E.4A

H.E.4A Living things have changed the makeup of Earth’s geosphere, hydrosphere, and atmosphere over geological time. Organisms ranging from bacteria to human beings may contribute to the global carbon cycle. They may influence the global climate ...

Grade(s): 9, 10, 11, 12

Subject(s): Science

Year: 2014


No results found. Please try a different selection.