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6 Cards in this Set

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underwater mountain ranges that occur where pieces of the earth's crust are moving away from each other
mid-oceanic ridges
the study of the earth and its structure
geology
huge pieces of the earth's crust that "float" like rafts on the upper mantle
plates
the process that causes rocks to gradually break or crumble into smaller pieces, thereby forming new soil
weathering
the boundary between the earth's crust and mantle
Moho or Mohorovicic discontinuity
Name and label the earth's layers
crust, mantle, outer core, inner core