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Unit 3- Earth's Layers and Plate Tectonics

Vocabulary

  1. Crust

  2. Mantle

  3. Core

  4. Lithosphere

  5. Asthenosphere

  6. Tectonic plates

  7. Seismic waves

  8. Earthquake

  9. Continental Drift

  10. Sea-Floor Spreading

  11. Plate Tectonics

  12. Convergent Plate Boundary

  13. Divergent Plate Boundary

  14. Transform Plate Boundary

  15. Subduction Zone

  16. Continental Lithosphere

  17. Oceanic lithosphere

  18. Convection current

  19. Fault

  20. Volcano

  21. Mountain

  22. Uplift

Ah'Ha Questions

  1. What are the four major layers of the Earth?

  2. What is the asthenosphere?

  3. What is the lithosphere?

  4. Why is the inner core solid, but the outer core is liquid?

  5. What are the two types of crust?

  6. Who was Alfred Wegener?

  7. What is the name of the supercontinent Alfred Wegener proposed?

  8. How do plates move?

  9. What evidence do scientists use to support continental movement (drift)?

  10. At what rate do plates move?

Student Resources

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