This printable crossword puzzle on the topic of Plate Tectonics & Volcanoes has 12 clues. Answers range from 4 to 10 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
The center of the Earth
The layer outside the core
The outside layer of the Earth
Blocks of crust and upper mantle rock that fit together like puzzle pieces
Melted rock beneath Earth's surface
Once magma reaches Earth's surface
Hollows that form in the opening at the top of volcanoes
Large craters formed by an explosion or a large volcanic eruption
A shaking of the ground caused by movements of the plates of rock in Earth's crust
Most earthquakes occur along this
A mountain made of lava, ash, or other materials from eruptions
Volcanoes are measured on this scale