out of this world Crossword
This printable crossword puzzle on the topic of Plate Tectonics & Volcanoes has 20 clues. Answers range from 4 to 17 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
Description
when the old crust move to make space for new crust
sections of the earth's lithosphere
is a solid
is a liquid
the layer between the crust and the Outer core
dark color rock with fine grains
upper part of the mantle and crust
plastic-like layer below the lithosphere
low layer mantle
is made of basalt
is made of granite
measure speed and directions
the theory that the continents were together
the thinnest layer
a light color rock with coarse grains
forms part of the earth's surface
planet
when the continents broke up
effect of electric currents
preserved in petrifed form or as a mold or cast in rock
