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Home Q & A Board Science-Related Homework Help Geography and Earth Sciences
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drelog drelog
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8 years ago
In the interior of continents the earth's crust is typically about 40km thick and the elevation is near sea level.  Most earth materials expand when heated, lowering their density.  During rifting continental margins are heated but cool as sea floor spreading moves offshore from the continent.  Thus, basic isostasy suggests that after rifting, a continental margin will ________.
A) rise slowly as erosion removes uplifted rocks
B) remain near sea level
C) subside
D) uplift
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Earth Science

Earth Science


Edition: 14th
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PulsaPulsa
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drelog Author
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#2
8 years ago
Exactly what I needed, exam is tomorrow!
ןnɟʎoɾ sʎɐʍן∀ Slight Smile
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