Chapter 1 The Earth and Rock Structures 1.1 Introductory case 1 2 Structure of the Earth 1.2.1 Shape of the Earth 1.2.2 Inner structure of the Earth 1 3 Geologic processes 1.3.1 Internal geologic processes 1.3.2 External geologic processes 1 4 Rock types 1.4.1 Igneous rocks 1 4.2 Sedimentary rocks 1.4.3 Metamorphic rocks 1 5 Rock cycle …… Chapter 2 Geologic Time and Structures