This printable crossword puzzle on the topic of Plate Tectonics & Volcanoes has 20 clues. Answers range from 5 to 17 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
States surveyed elevation with an "x"
Outermost layer
Indicates a depression or crater
Crust and upper mantle
Underwater mountain system, mamga enters
Curved lines that represent elevation
Two plates that dive apart
Bolded line with elevation
Outside of inner core with magnetic field
Difference of elevation between contour lines
Hottest and densest layer
Layer where magma and convection is
Theory that plates move by convection
Theory that continents move relative to each other
New crust forms at ridge
Two plates slide past eachother
Original landmass
Formed by convergent, magma exits the top
Two plates coming together
Supports lithosphere, outside of mantle