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Oceanic Lithosphere

Published on Nov 20, 2015

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PRESENTATION OUTLINE

1.

OCEANIC LITHOSPHERE

  • 50-100km thick
  • Denser than continental crust
2.

MID OCEAN RIDGE

  • Largest mountain range on Earth
  • Created by linear weakness in crust
3.

SUBDUCTION ZONES

OCEANIC CRUST IS SUCKED UNDER THE CONTINENTAL CRUST
4.

PLATES

  • 7 in existence
  • risk of earthquakes, mountain building and volcanoes

Julia Hanson