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Earth Science ch. 7,10,11
test 2
6
Science
Undergraduate 1
02/18/2011

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Term
Asthenosphere
Definition
a subdivision of the mantle situated below the lithosphere.
Term
continental drift
Definition
theory that originally proposed that the continents are rafted about.
Term
continental volcanic arc
Definition
mountains formed in part by igneous activity associated with the subduction of oceanic lithosphere beneath a continent
Term
convergent boundary
Definition
a boundary in which two plates move together, causing one of the slabs of lithosphere to be consumed into the mantle as it descends beneath an overriding plate.
Term
curie point
Definition
the temperature above which a material loses its magnetization
Term
deep-ocean trench
Definition
an elongated depression in the sea floor produced by bending of oceanic crust during subduction
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