martes, 28 de septiembre de 2010

EARTH´S CHANGING CRUST

VOCABULARY:

fault: a crack in the crust.


geoloist: a scientist who studies Earth.


lava : magma that reach Earth´s surface.


magma: hot molten rock deep bellow Earth´s surface.


weathering: the breking down of rocks in pices.


erosion:the picking up and carriying away of pieces of rock.


deposition: the dropping off of bits of eroded rock.


meteorite: a chunk of rock from space that strickes a surface.



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