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Plate Tectonics

Across
Hot molten or semifluid rock erupted from a volcano
Process of breaking down rocks into particles
Large steep hills
An extended break in a body of rock
Liquid outer layer of the core
The region of the earths interior between the crust and the core
Large supercontinent that was formed by all of the present day continents
The sideways and downward movement of a edge of a plate of the earth's crust into the mantle beneath another plate
The planet on which we live
Buildup of eroded particles in an area
A mountain or hill having a crater or vent through which lava, rock fragments, hot vapor and gas are being or have been erupted from the earths crust
Down
Type of seismic wave that travels in a back and forth motion of rock particles
The process of eroding or being eroded by wind, water or other natural agents
A type of rock folding that produces a downward bulge
The earths innermost part
Type of stress that pushes rocks in different horizontal directions
A type of seismic wave that travels in an up and down movement of rock particles
A circular flow of matter in the mantle due to temperature changes
A landform that was created when a plate is subducted creating a deep ocean valley
The solid mineral material forming part of the surface of the earth and other similar planets exposed on the surface or underlying soil or oceans