Plate Tectonics Crossword

a system of connected underwater mountain ranges that run throughout the world’s oceans.
When all of Earth’s continents were joined together.
the process by which one tectonic plate sinks below another, returning to the mantle.
he process by which new oceanic crust forms when magma rises up and solidifies at the mid-ocean ridges.
A break in the Earth's crust
the branch of geology studying the folding and faulting of the earth's crust
a geological science that studies the movements and nature of the earth's crust.
subject to or caused by an earthquake or earth vibration
a long, narrow, very deep depression
the theory that the continents of today formed when Pangaea broke up and moved or drifted to their present-day locations
A rigid layer made up of the uppermost part of the mangle and the crust.
The soft layer of the mantle on which the lithosphere forms.
Scientist who hypothesized that all the continents were one joined together in a single land mass.
A trace of an ancient organism that has been preserved in rock.
point of Earth's surface directely above an earthquake's focus
waves that travel outward from an earthquke's focus and move through Earth by causing particles in rocks to vibrate at right angles to the direction of the wave.
location in the mantle that is hotter than any other areas and that melts rock, which is forced up toward the crust as magma.
the act of coming closer.
a very long narrow elevation on the ocean floor that runs all the way from Iceland in the North Atlantic to Bouvet Island in the South Atlantic
movement resulting from or causing deformation of the earth's crust.