The oceanic crust is composed almost entirely of ________ rocks that are underlain by ________ rocks, which makes up the lithospheric mantle

A) felsic; sediments
B) intermediate; felsic
C) sedimentary; mafic
D) mafic; ultramafic


Answer: D

Environmental & Atmospheric Sciences

You might also like to view...

By 2050, it is estimated that more than 50% of all coral reefs will be lost.

Answer the following statement true (T) or false (F)

Environmental & Atmospheric Sciences

Where does most of the sediment on the Pacific coast originate from?

A) Granite rock B) Biological productivity C) Basalt Rock D) Lava

Environmental & Atmospheric Sciences

Earth's mantle ________

A) is located in Pangaea B) is formed by plate boundaries C) is composed of molten metals D) is the outermost part of the earth's crust E) surrounds the core as a thick, elastic rock formation

Environmental & Atmospheric Sciences

Köppen's climate classification includes ________ major climate groups designated by capital letters

A) two B) four C) six D) eight E) ten

Environmental & Atmospheric Sciences