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Plate Tectonics
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Published on Nov 18, 2015
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PRESENTATION OUTLINE
1.
PLATE TECTONICS
THE LITHOSPHERE IS BROKEN INTO PIECES THAT MOVE IN A SLOW CONSTANT MOTION
Photo by
whiteworm
2.
CONVECTION CURRENTS
FLOW THAT TRANSFERS HEAT WITHIN A FLUID. HOT, MORE DENSE, RISES. COLD, LESS DENSE, SINKS
3.
SLAB PULL
GRAVITY PULLS ON THE ENDS OF PLATES AT SUBSUCTION ZONES AND PULLS THEM TOWARD THE CENTER OF EARTH.
4.
RIDGE PUSH
NEW, LESS DENSE CRUST FORMS AT DIVERGENT BOUNDARIES BY PUSHING OLDER, DENSER CRUST OUT OF THE WAY
5.
DIVERGENT PLATE BOUNDARIES
BOUNDARY WHERE PLATES ARE MOVING APART FROM EACH OTHER
6.
ÁLFAGJÁ RIFT VALLEY IN SOUTHWEST ICELAND
LANDFORM RESULTING FROM THE DIVERGENT BOUNDARY BETWEEN THE EURASIAN AND NORTH AMERICAN PLATES
7.
RED SEA MID OCEAN RIDGE
LANDFORM RESULTING FROM DIVERGENT PLATE BOUNDARIES THAT PUSHED ARABIA AND EGYPT APART FORMING THE RED SEA
8.
CONVERGENT PLATE BOUNDARY
PLACE WHERE TWO PLATES CONVERGE (COLLIDE)
9.
AEGEAN SEA PLATE VOLCANIC ARC
LANDFORM LOCATED IN BETWEEN GREECE AND PELOPONNESE TO TURKEY RESULTING FROM CONVERGENT OCEANIC & CONTINENTA.L PLATE BOUNDARIES
10.
ALEUTIAN ISLAND CHAIN
LANDFORM IN-BETWEEN KAMCHATKA AND ALASKA RESULTING FROM OCEAN VS OCEAN CONVERGENT PLATES
11.
HIMALAYAS (MT. EVEREST)
LAND FORM RESULTING FROM CONTINENTAL CONVERGENT PLATES. PASSES THROUGH INDIA, PAKISTAN, AFGHANISTAN, CHINA, BHUTAN, AND NEPAL
12.
SUBDUCTION ZONE
PLACE WHERE TWO PLATES COME TOGETHER, ONE SINKING BENEATH THE OTHER BACK INTO THE MANTLE
13.
DEEP OCEAN TRENCH
LONG, NARROW, STEEP-SIDED DEPRESSION IN THE OCEAN BOTTOM THAT FORM WHEN ONE PLATE SUBDUCTS UNDER ANOTHER
14.
MARIANA TRENCH
LANDFORM RESULTING FROM SUBDUCTION AND CONVERGENT OCEAN PLATE BOUNDARIES. LOCATED IN NORTH PACIFIC OCEAN EAST OF THE MARIANA ISLANDS.
15.
TRANSFORM PLATE BOUNDARY
TWO PLATES SLIDE PAST EACH OTHER
16.
EARTHQUAKES
RESULTING EVENT FROM A TRANSFORM BOUNDARY WHERE 2 PLATES SLIDE PAST EACH OTHER
17.
SAN ANDREAS FAULT
LANDFORM RESULTING FROM A TRANSFORM PLATE BOUNDARY. LOCATED IN THE EAST SIDE OF CALIFORNIA.
Julia Wilson
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