plate tectonics Crossword
This printable crossword puzzle on the topic of Plate Tectonics & Volcanoes has 14 clues. Answers range from 5 to 18 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
Description
a section of the lithosphere that slowly moves over the asthenosphere
plates diverge
plates converge
plates slip past each other
the theory that pieces of Earth’s lithosphere are in constant motion
a break in Earth’s crust along which rocks move
a deep valley that forms where two plates move apart
the process by which molten material adds new oceanic crust to the ocean floor
the process by which oceanic crust sinks beneath a deep-ocean trench and back into the mantle at a convergent plate boundary
an undersea mountain chain where new ocean floor is produced
a deep valley along the ocean floor beneath which oceanic crust slowly sinks toward the mantle
the super continent
the gradual movement of the continents across the earth's surface through geological time
the remains or impression of a prehistoric organism preserved in petrified form or as a mold or cast in rock
