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Lecture10

Table of Contents

  1. Motion Inside Earth
  2. Why study Earth's internal motion?
  3. Why study Earth's internal motion?
  4. Why study Earth's internal motion?
  5. Why study Earth's internal motion?
  6. Why study Earth's internal motion?
  7. Why study Earth's internal motion?
  8. Why study Earth's internal motion?
  9. Why study Earth's internal motion?
  10. Why study Earth's internal motion?
  11. 10.1 How does convection work?
  12. Convection
  13. 10.1 How does convection work?
  14. 10.1 How does convection work?
  15. 10.1 How does convection work?
  16. 10.1 How does convection work?
  17. 10.1 How does convection work?
  18. 10.1 How does convection work?
  19. 10.2 What does mantle convection look like?
  20. 10.2 What does mantle convection look like?
  21. 10.2 What does mantle convection look like?
  22. 10.2 What does mantle convection look like?
  23. 10.2 What does mantle convection look like?
  24. 10.2 What does mantle convection look like?
  25. 10.2 What does mantle convection look like?
  26. 10.2 What does mantle convection look like?
  27. 10.2 What does mantle convection look like?
  28. 10.3 How does outer-core convection generate the magnetic field?
  29. 10.3 How does outer-core convection generate the magnetic field?
  30. 10.3 How does outer-core convection generate the magnetic field?
  31. 10.3 How does outer-core convection generate the magnetic field?
  32. 10.3 How does outer-core convection generate the magnetic field?
  33. 10.3 How does outer-core convection generate the magnetic field?
  34. 10.3 How does outer-core convection generate the magnetic field?
  35. 10.3 How does outer-core convection generate the magnetic field?
  36. 10.4 How do we know ... Earth's core is a dynamo?
  37. 10.4 How do we know ... Earth's core is a dynamo?
  38. 10.4 How do we know ... Earth's core is a dynamo?
  39. 10.4 How do we know ... Earth's core is a dynamo?

Text and Images from Slide

Both liquids in the lava lamp expand as they heat. They become less dense.

Why study Earth's internal motion?

Eventually, the system reaches an equilibrium, warm at the bottom and cooler at the top. The orange liquid heats and rises, then cools and sinks.

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