Includes bibliographical reference

Unit I Earth sciences -- Chapter 1: Origin and structure of the earth -- Lesson 1: The universe and the solar system -- Lesson 2: The earth its system -- Chapter 2: Earth materials and processes -- Lesson 3: Minerals and rocks -- Lesson 4: Exogenic processes -- Lesson 5: Endogenic processes -- Lesson 6: Deformation of the crust -- Lesson 7: The history of the earth -- Chapter 3: Natural hazards, mitigation, and adaptation -- Lesson 8: Geologic processes and hazards -- Lesson 9: Hydrometeorological phenomena and hazards -- Lesson 10: Marine and coastal processes and their effects -- Unit Test I -- Introduction to STEM careers -- Unit II Life Sciences -- Chapter 4: Introduction to life sciences -- Lesson 11: The evolving concept of life -- Lesson 12: The origin of the first life forms -- Lesson 13: Unifying themes in the study of life -- Lesson 14: The cell as the basic unit of life -- Chapter 5: The energy of life -- Lesson 15: Bioenergetics -- Lesson 16: Photosynthesis -- Lesson 17: Cellular respiration -- Chapter 6: The perpetuation of life -- Lesson 18: Perpetuation of plant species -- Lesson 19: Perpetuation of animal species -- Lesson 20: Central dogma of molecular biology -- Lesson 21: Biotechnology -- Lesson 22: How animals survive: nutrition -- Lesson 23: How animals survive: circulation and gas exchange -- Lesson 24: How animals survive: homeostasis and waste removal -- Lesson 25: How animals survive: The immune system -- Lesson 26: How animals survive: Hormones -- Lesson 27: How animals survive: nervous system -- Lesson 28: How animals survive: locomotion -- Chapter 7: Evolution and diversity of life -- Lesson 29: Evolution: processes, evidence, and relationships -- Lesson 30: Interaction and interdependence: the ecosystem -- Lesson 31: Interaction and interdependence: population -- Lesson 32: Interaction and interdependence: biomes.