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Continental Drift Theory
and
Seafloor Spreading
Topics to be Discussed
What is Continental Drift Theory?
Evidences of Continental Drift Theory
Seafloor Spreading
Evid...
What is Continental Drift Theory?
 It is a theory that states
that continents were
once large landmass
called Pangaea whi...
What is Continental Drift Theory?
 Alfred Wegener
What is Continental Drift Theory?
 It is a theory that states
that continents were once
large landmass called
Pangaea whi...
What is Continental Drift Theory?
 It is a theory that states
that continents were once
large landmass called
Pangaea whi...
Evidences of Continental Drift
 Fossils
 Rock Layers
 Coal Deposits
 Puzzle Fit
Evidences of Continental Drift
 Fossils
European Flora
Evidences of Continental Drift
 Fossils
European Flora
Evidences of Continental Drift
 Fossils Glossopteris
European Flora
Evidences of Continental Drift
 Fossils
Mesosaurus
Evidences of Continental Drift
 Rock Layers
Evidences of Continental Drift
 Rock Layers
Evidences of Continental Drift
Coal
Deposits
Evidences of Continental Drift
Puzzle Fit of
the
Continents
Evidences of Continental Drift
Puzzle Fit of
the
Continents
Evidences of Continental Drift
Puzzle Fit of
the
Continents
Seafloor Spreading Theory
It states that hot less
dense material from
below the Earth’s surface
rises towards the surface...
Seafloor Spreading Theory
Developed by Harry
Hess and Robert Dietz
Seafloor Spreading Theory
Seafloor Spreading Theory
Seafloor Spreading Theory
Seafloor Spreading Theory
Seafloor Spreading Theory
Seafloor Spreading Theory
Evidences of Seafloor Spreading
Age of Rocks
 Magnetic Reversals
Evidences of Seafloor Spreading
Age of Rocks
 Magnetic Reversals
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Continental drift theory and seafloor spreading

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For Science Grade 10

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Continental drift theory and seafloor spreading

  1. 1. Continental Drift Theory and Seafloor Spreading
  2. 2. Topics to be Discussed What is Continental Drift Theory? Evidences of Continental Drift Theory Seafloor Spreading Evidences of Seafloor Spreading
  3. 3. What is Continental Drift Theory?  It is a theory that states that continents were once large landmass called Pangaea which drifted away from each other.
  4. 4. What is Continental Drift Theory?  Alfred Wegener
  5. 5. What is Continental Drift Theory?  It is a theory that states that continents were once large landmass called Pangaea which drifted away from each other.
  6. 6. What is Continental Drift Theory?  It is a theory that states that continents were once large landmass called Pangaea which drifted away from each other.
  7. 7. Evidences of Continental Drift  Fossils  Rock Layers  Coal Deposits  Puzzle Fit
  8. 8. Evidences of Continental Drift  Fossils European Flora
  9. 9. Evidences of Continental Drift  Fossils European Flora
  10. 10. Evidences of Continental Drift  Fossils Glossopteris European Flora
  11. 11. Evidences of Continental Drift  Fossils Mesosaurus
  12. 12. Evidences of Continental Drift  Rock Layers
  13. 13. Evidences of Continental Drift  Rock Layers
  14. 14. Evidences of Continental Drift Coal Deposits
  15. 15. Evidences of Continental Drift Puzzle Fit of the Continents
  16. 16. Evidences of Continental Drift Puzzle Fit of the Continents
  17. 17. Evidences of Continental Drift Puzzle Fit of the Continents
  18. 18. Seafloor Spreading Theory It states that hot less dense material from below the Earth’s surface rises towards the surface at mid oceanic ridge
  19. 19. Seafloor Spreading Theory Developed by Harry Hess and Robert Dietz
  20. 20. Seafloor Spreading Theory
  21. 21. Seafloor Spreading Theory
  22. 22. Seafloor Spreading Theory
  23. 23. Seafloor Spreading Theory
  24. 24. Seafloor Spreading Theory
  25. 25. Seafloor Spreading Theory
  26. 26. Evidences of Seafloor Spreading Age of Rocks  Magnetic Reversals
  27. 27. Evidences of Seafloor Spreading Age of Rocks  Magnetic Reversals

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