Plate Tectonic Assignment Crossword

supercontinent that included all current land masses
The lower more dense part of the mantle
a theory that states Earth's surface is made up of giant, moving slabs called tectonic plates
the process by which new sea floor forms, where new rock forms
Energy released by earthquakes that travel through rocks outward
the outermost physical layer of Earth
caused by stress
the process by which one tectonic plate is pulled beneath another plate
a change of the magnetic poles resulting in a pattern that provides evidence for seafloor spreading and plate tectonics.
two tectonic plate that move past each other horizontally in opposite directions, slowly scraping and building energy
The thin and solid outermost layer of the Earth above the mantle
the center of the Earth, made of dense elements, divided into iner and outer sections
Earths thick middle compositional layer just below the crust
the Earth's physical layer of solid thin mantle material below the lithosphere
Stress that stretches rock so that it becomes thinner in the middle and eventually breaks
Stress that squeezes rock until it folds or breaks
A bend in a layer of rock
a current caused by the rising of heated fluid and sinking of cooled fluid; this is the engine that causes the tectonic plates to move
a break in Earth's crust along which blocks of rock move
two tectonic plates move away from one another and allows the asthenosphere to move to the Earth's surface creating new lithosphere
large tectonic moving pieces of the lithosphere
Collision of tectonic plates, they push against each other, and the denser plate sinks. There are two types: continental-continental and continental-oceanic
the gradual movement of the continents across the earth's surface