Plate Tectonics Crossword

Plate boundary where two plates move away from each other
Section of the lithosphere that slowly moves over the asthenosphere, carrying pieces of continental and oceanic crust
Preserved remains or traces of an organism that lived in the past.
Name of the single landmass that began to break apart 200 million years ago and gave rise to today's continents.
Break in Earth's crust along which rocks move.
Deep valley that forms where two plates move apart.
Process by which oceanic crust sinks beneath a deep-ocean trench and back into the mantle at a convergent plate boundary.
Hypothesis that the continents slowly move across Earth's surface.
Process by which molten material adds new oceanic crust to the ocean floor
Undersea mountain chain where new ocean floor is produced; a divergent plate boundary
Floor beneath which oceanic crust slowly sinks toward the mantle
Plate boundary where two plates move toward each other
Plate boundary where two plates move past each other in opposite directions