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Slide Notes

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PRESENTATION OUTLINE

PLATE TECTONICS

PIECES OF EARTH'S LITHOSPHERE THAT ARE IN CONSTANT MOTION

CONVECTION CURRENTS

THE FLOW THAT TRANSFERS HEAT THROUGH A FLUID

SLAB PULL

THE PULL OF GRAVITY ON A PLATE THAT IS BEING SUBDUCTED

RIDGE PUSH

NEW CRUST PUSHES OLD CRUST OUT

DIVERGENT PLATE BOUNDRY

2 PLATES THAT ARE MOVING AWAY FROM EACH OTHER

ON LAND DIVERGENT PLATE BOUNDARIES FORM

RIFT VALLEY

IN THE OCEAN , DIVERGENT PLATE BOUNDARIES FORM

MID OCEANIC RIDGE

CONVERGENT PLATE BOUNDRIES

2 PLATES MOVING TOWARD EACH OTHER

WHEN OCEAN AND CONTINENTAL CRUST CONVERGE THEY FORM

VOLCANIC ARC LIKE ST. HELENS

WHEN OCEAN AND OCEAN CRUST CONVERGE THEY FORM

VOLCANIC ISLAND ARC LIKE ALEUTIAN

WHEN CONTINENTAL CRUST CONVERGES WITH CONTINENTAL CRUST CONVERGE IT FORMS

MOUNTAINS LIKE MT. EVEREST

SUBDUCTION ZONE