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PLATE TECTONICS

Across
A BOUNDARY WHERE TWO PLATES SLIDE PAST EACH OTHER
SUBDUCTION ___ IS FORMED AT A CONVERGENT BOUNDARY WHEN ONE PLATE IS DRIVEN DOWN INTO THE MANTLE
___ CURRENT IS A CURRENT IN EARTH'S MANTLE THAT TRANSFERS HEAT IN EARTH'S INTERIOR AND IS THE DRIVING FORCE FOR PLATE TECHTONICS
___ RIDGE IS FORMED AT A DIVERGENT BOUNDARY; WHERE TWO PLATES SEPARATE, LAVA FILLS THE VOID, CAUSING NEW CRUST TO BE PRODUCED
___ DRIFT IS THE THEORY THAT THE CONTINENTS WERE ONCE CONNECTED IN A SINGLE LANDMASS THAT BROKE APART AND MOVED TO THEIR CURRENT POSITIONS
THE PLASTIC-LIKE LAYER ON WHICH THE LITHOSPHERE PLATES FLOAT
THE MOVEMENT OF THE GROUND THAT OCCURS WHEN PLATE COLLIDE OR SLIDE PAST EACH OTHER
FORMED AT A SUBDUCTION ZONE WHERE AN OCEANIC CRUST IS PUSHED BELOW A CONTINENTAL CRUST
A VALLEY THAT FORMS WHERE TWO PLATES ARE MOVING APART
___ CHALLENGER IS THE RESEARCH SHIP THAT GATHERED INFORMATION ABOUT THE ROCKS ON THE SEA FLOOR, ADDING EVIDENCE FOR SEA FLOOR SPREADING
Down
A BOUNDARY WHERE TWO PLATES MOVE TOGETHER
PLATE ___ IS THE THEORY THAT EARTH'S CRUST AND UPPER MANTLE ARE BROKEN INTO PLATES THAT FLOAT AND MOVE AROUND ON A PLASTIC-LIKE LAYER OF THE MANTLE
___ MOUNTAINS ARE FORMED WHEN TENSION FORCES CAUSE LARGE BLOCKS OF CRUST TO BREAK AND TILT OR SLIDE DOWN THE BROKEN SURFACES OF CRUST
A FOSSILIZED PLANT THAT GREW IN THE TEMPERATE CLIMATES FOUND ON SEVERAL CONTINENTS
___ BOUNDARY IS WHERE TWO PLATES MOVE APART
THE RIGID LAYER OF EARTH ABOUT 100 KM THICK; MADE OF THE CRUST AND A PART OF THE UPPER MANTLE
GERMAN SCIENTIST WHO IN 1912 PROPOSED THE THEORY OF CONTINENTAL DRIFT
A FRESHWATER SWIMMING REPTILE WHOSE FOSSILS WERE FOUND ON CONTINENTS SEPARATED BY OCEANS
THE LARGE, ANCIENT LANDMASS THAT WAS COMPOSED OF ALL THE CONTINENTS JOINED TOGETHER
CONE-SHAPED HILL FORMED WHEN HOT MAGMA, SOLIDS, AND GASES ERUPT ON EARTH'S SURFACE
A FRACTURE THAT OCCURS WHEN PLATES SLIDE OR PULL APART