Chapter 2. Rocks
Rocks hold the geologic key to Earth’s history. We examine the three classes of rocks: igneous, sedimentary and metamorphic, together with the methods of rock formation, rock structure and composition, and the Rock Cycle.
Rocks hold the geologic key to Earth’s history. We examine the three classes of rocks: igneous, sedimentary and metamorphic, together with the methods of rock formation, rock structure and composition, and the Rock Cycle.
Chapter 3. Earth’s Freshwater Supply