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PRESENTATION OUTLINE

PLATE TECTONICS

  • A theory that explains earths make up and that there are slabs under the mantle which move

CONVECTION CURRENTS

  • a convection current is when a current is formed due to heat and cool temperatures that make an object less dense and it rises then cools down and sinks resulting in a looping process

SLAB PULL

  • A slab pull is one of the forces that drive plate tectonics the two boundaries are pushed apart .

SLAB PUSH

DIVERGENT PLATE BOUNDARIES

  • A Divergent plate boundary is a linear feature line between two tectonic plates
  • the land Divergent plate boundaries form Rift Valley

Ocean vs ocean
When converge forms volcanic arch like aeration islands
Continental vs continental
When converges forms mountains like Mt. Everest
Continental vs ocean
When converges forms volcanic arch like the Mt. Reneer

SUBDUCTION ZONE

  • The subduction zone is the area crust hit each other and where old crust is sub ducted or dragged down back into the mantle

DEEP OCEAN TRENCH

  • A deep ocean trench is a canyon in the ocean where subduction can occur

TRANSFORM PLATE BOUNDRY

  • Transform plate boundary is when to pieces of crust slide past each other.
  • When

ON THE LAND DIVERGENT PLATE BOUNDARIES

FORM RIFT VALLEYS

IN THE OCEAN DIVERGENT PLATE BOUNDARIES FORMS MID OCEAN RIDGE

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