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Science-Related Homework Help Geography and Earth Sciences Topic started by: Fochaian on Apr 3, 2016



Title: Which explanation best describes how oceanic crust is formed?
Post by: Fochaian on Apr 3, 2016
Which explanation best describes how oceanic crust is formed?
A) Oceanic crust crystallizes in the core and is pushed up through volcanic pipes.
B) Oceanic crust is extracted from the mantle by partial melting and crystallization.
C) Oceanic crust formed when magma ocean cooled and has remained unchanged except around plate boundaries and at hot spots.
D) Continental crust is swallowed by the sea at subduction zones.


Title: Re: Which explanation best describes how oceanic crust is formed?
Post by: Gursh on May 12, 2016
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Title: Re: Which explanation best describes how oceanic crust is formed?
Post by: Fochaian on May 18, 2016
Makes total sense now, marking this solved