PIECES OF THE EARTH'S LITHOSPHERE THAT MOVE

THE MAIN CAUSE OF PLATE MOVEMENT THAT OCCURS IN THE MANTLE

WHEN GRAVITY PULLS ON SUBDUCTION ZONES AND MOVES PLATES

CRUST FORMING DURING SEA FLOOR SPREADING PUSHES PLATES APART

PLATES MOVING AWAY FROM EACH OTHER

A RESULTING LANDFORM FROM A DIVERGENT BOUNDARY ON LAND

RESULTING LANDFORM FROM A DIVERGENT BOUNDARY IN THE SEA

PLATES MOVING TOWARD EACH OTHER

CONTINENT-OCEANIC CONVERGENT BOUNDARY COLLIDING

OCEAN-OCEAN CONVERGENT BOUNDARY COLLIDING

CONTINENT-CONTINENT CONVERGENT BOUNDARY COLLIDING

BOUNDARIES WHERE OCEAN CRUST SINKS BACK INTO THE MANTLE

DEEP TRENCHES FORMED FROM THE SUBDUCTION OF TECTONIC PLATES

EXAMPLE OF A DEEP-OCEAN TRENCH

PLATES THAT SLIDE PAST EACH OTHER

RESULTING EVENT FROM A TRANSFORM BOUNDARY

A RESULTING LANDFORM FROM A TRANSFORM PLATE BOUNDARY