PLATES THAT MOVE SLOWLY OVER THE MANTLE

TRANSFER OF HEAT THROUGH LIQUIDS

PORTION OF MOTION OF A TECTONIC PLATE

MECHANISM FOR PLATE MOTION

TWO TECTONIC PLATES MOVING AWAY FROM EACH OTHER

RESULTS FROM A DIVERGENT PLATE BOUNDARY

UNDERWATER LANDFORM FORMED BY A DIVERGENT PLATE BOUNDARY

TWO TECTONIC PLATES MOVE TOWARD EACH OTHER AND COLLIDE

RESULTING LANDFORM FROM OCEAN VS. CONTINENT

REULTING LANDFORM FROM OCEAN VS. OCEAN

RESULTING LAND FORM FROM CONTINENT VS. CONTINENT

WHEN TWO TECTONIC PLATES MEET ONE CURVES DOWN TO THE MANTLE

THE LITHOSPHERE IS SUBDUCTED BACK INTO THE ATHENOSPHERE AT TRENCHES

EXAMPLE OF A DEEP OCEAN TRENCH

ITS RELATIVE MOTION IS HORIZONTAL

RESULTING EVENT FROM TRANSFORM PLATE BOUNDARY

EXAMPLE OF A TRANSFORM PLATE BOUNDARY