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Understanding Earth's Atmosphere, Geology, and Interior Structure

Explore the complexities of Earth's atmosphere through its evolution from a primary to a secondary atmosphere, with key components such as hydrogen, helium, and carbon dioxide. Delve into geological features shaped by tectonic activity, including mountains, volcanoes, and craters. Discover the structure of Earth's interior, from the crust and mantle to the outer and inner core, along with the conditions necessary for generating the planet's magnetic field. Learn how these elements interconnect to shape our dynamic planet.

aretha-knox
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Understanding Earth's Atmosphere, Geology, and Interior Structure

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  1. The Earth

  2. Primary Atmosphere: - H, He Secondary Atmosphere: - CO2 (90%), N, Sulfur Dioxide, H2O vapor

  3. Primary Atmosphere: - H, He Secondary Atmosphere: - CO2 (90%), N, Sulfur Dioxide, H2O vapor Current Atmosphere: - N2 (78%), O2 (21%), CO2 (0.03%), H2O vapor

  4. Geologic Features: - Mountains, Volcanoes, Craters - Erosional Features - Plate tectonics

  5. Crustal Plate Boundary Types

  6. Spreading Ridge

  7. Transform Fault

  8. Subduction Zone

  9. Spreading Ridge

  10. Subduction Zone, Andes Mtns

  11. Transform Boundary

  12. New Lava Dome - 1984

  13. New Lava dome - 2006

  14. Lassen Peak, California

  15. Mt. Rainier, Washington

  16. Mt. Pinatubo, Philipines

  17. ?

  18. The Earth’s Interior Crust, Silicate rock, 5-50 km, Solid

  19. The Earth’s Interior Mantle- Basaltic Rock, 2850 km thick, Plastic

  20. The Earth’s Interior Outer Core- Iron/Nickel, 2200 km thick, Liquid

  21. The Earth’s Interior Inner Core- Iron/Nickel, 1300 km radius, Solid

  22. The Earth’s Magnetic Field

  23. Conditions for a Planetary Magnetic Field 1. Liquid/Molten core 2. Core is electrically conducting 3. Rapid rotation

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