This printable crossword puzzle on the topic of Plate Tectonics & Volcanoes has 11 clues. Answers range from 5 to 18 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
outermost layer of the Earth
layer between the crust and the core
liquid layer of the Earth's core
solid, dense center of the Earth
soft layer of the mantle
outermost, ridgid layer of the earth
piece of the lithosphere that moves on the asthenosphere
theory that continents drift apart
new lithosphere is created here
boundary between two colliding plates
a region where an oceanic plate sinks down into the asthenosphere