3: Structure of the Earth Last updated Save as PDF Page ID9673 Contributed by Miracosta Oceanography 101Sourced from Miracosta) 3.1: Introduction3.2: The Atmosphere3.3: The Solar Wind Impacts the Upper Atmosphere3.4: The Hydrosphere, Cryosphere and Biosphere3.5: Subdivisions of the Structure of the Solid Earth3.6: Layers Of the Earth As Defined By Physical Properties3.7: Magnetism Measurements Reveal the Earth's Metallic Core3.8: Gravity Measurements3.9: Earthquakes, Faults, and Earthquake Faults3.10: How does seismic wave data reveal the internal structure of the Earth?3.11: Earth’s Major Boundaries Revealed By Seismic Waves3.12: Seismic Wave Data Used To Map the Lithosphere3.13: The Mantle3.14: Isostasy3.15: Plate Tectonics Theory3.16: Historical Observations leading up to Plate Tectonics Theory3.17: The Atlantic-Pacific Paradox3.18: Seafloor Discoveries in the 20th Century3.19: Paleomagnetism and the Study of the Seafloor3.20: Another Geologic Paradox- The Rocks of the Ocean Floors are Much Younger than the Rocks of the Continents3.21: Quiz Questions - Chapter 3 - Structure of the Earth