plate tectonics
TRANSCRIPT
Plate Tectonics
Fossil Shells – 440 million years old
Aconcagua Mountain, Andes Range
Scallop near Florida coast
Leonardo Da Vinci wondered the same thing…
Plate Tectonics
Mantle Convection = Plate Movement
Earth ScientistsVOLCANOLOGIST
SEISMOLOGIST
GEOCHRONOLOGISTGEOMORPHOLOGIST
Marie Tharp
Divergent Plate Boundaries
Convergent Plate Boundaries
Transform Plate Boundaries