Plate Tectonics

SUBDUCTION ZONES

ALTERNATING MAGNETIC BANDS

WEGENER

ISLAND ARCS

DEEP EARTHQUAKES

ARCTIC

OROGENY (MOUNTAIN BUILDING)

GLACIER EROSION

HYPOTHESIS

MOUNTAIN RANGES

SHALLOW EARTHQUAKES

AFRICAN RIFT VALLEY

MID-OCEAN RIDGE

PUZZLE FIT

METEOROLOGIST

SIMILAR FOSSILS