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Across
A deep valley along the ocean floor beneath which oceanic crust slowly sinks toward the mantle.
The transfer of thermal energy from one particle of matter to another.
A section of the lithosphere that slowly moves over the asthenosphere ,carrying pieces of continental and oceanic crust
A plate boundary where two plates move past each other in opposite directions.
A layer of molten iron and nickel that surrounds the inner core of earth
The preserved remains or traces of an organism that lived in the past.
A plate boundary where two plates move toward each other.
Liquid magma that reaches the surface
The transfer of energy by electromagnetic waves
The opening through which molten rock and gas leave a volcano
The name of the single landmass that began to break apart 200 million years ago and gave rise to today continents
Down
A plate boundary where two plates move away from each other
The movement of fluid caused y differences in temperature that transfers heat from one part of the fluid to another
The layer of hot,solid material between earth crust and core.
The process by which oceanic crust sinks beneath a deep ocean trench and bank into the mantle at convergent plate boundary
The layer of rock that forms earth outer surface.
The soft layer of the mantle on which the lithosphere floats
An undersea mountain chain
A deep valley that forms where two plates move apart.
A weak spot in the crust where magma has come to the surface.
A major belt of volcanoes that rims the pacific ocean
An area where magma from deep within the mantle melts through the crust above it
A dense sphere of solid iron and nickel at the center of earth
The molten mixture of rock forming substances
A long tube through which magma moves from the magma chamber to earth surface