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Convection Currents

Convection Currents. 3 Types of Plate Boundaries. MidOcean Ridge. Satellite View of MidOcean Ridges. Eurasia. North America. Africa. South America. Australia. MidOcean Ridge - Atlantic. Magnetic Pole Reversals. Rift Valley – Africa – Divergent Boundary.

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Convection Currents

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  1. Convection Currents

  2. 3 Types of Plate Boundaries

  3. MidOcean Ridge

  4. Satellite View of MidOcean Ridges Eurasia North America Africa South America Australia

  5. MidOcean Ridge - Atlantic

  6. Magnetic Pole Reversals

  7. Rift Valley – Africa – Divergent Boundary

  8. Subduction in the Cascades – North America

  9. Subduction of the Juan de Fuca Plate under the North American Plate forming the Cascade Mountain Range (Volcanoes)

  10. Sonar View of the Cascades

  11. Aerial View of the Cascades

  12. Earthquakes along the Juan de Fuca (red) & N. American Plates (blue)

  13. View of Cascades across the Puget Sound --Seattle

  14. Cascades ---Volcanic Peaks

  15. Hiking along the Northwest Coast –Rock formations from Subduction

  16. Creek bed offset from movement along a Transform Fault

  17. Hoover Dam evidence of Transform Fault movement

  18. Evidence of movement along a Transform Fault

  19. San Andreas Fault

  20. Valley of the San Andreas Fault

  21. Valley of the San Andreas Fault

  22. Valley of the San Andreas Fault

  23. Hot Spot – Formation of the Hawaiian Island & Emperor Seamounts

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