Contents: Preface 1. Introduction to Geology 2. Geological Observation of Earth 3. Structure of the Earth 4. Tectonic Plate of the Earth 5. Sources of Ground Water 6. Glaciers 7. Gravity, Isostasy, Strength 8. Minerals 9. Rocks 10. Folds and Faults 11. The Earth Model 12. The Pulse of the Earth Index