Shallowest to deepest, the primary compositional layers within the Earth are ________.
A)crust, mantle and core
B)lithosphere, asthenosphere, mesosphere, outer core, inner core
C)basalt, crust, mantle, asthenosphere, core
D)sedimentary, metamorphic and igneous

Question

Quizplus · Accepted Answer

The correct order of the primary compositional layers within the Earth is crust, mantle, and core. The lithosphere, asthenosphere, mesosphere, outer core, and inner core are all sublayers within these primary layers. Choice C is incorrect as basalt is a type of rock found within the Earth's crust and mantle, not a compositional layer. Choice D is incorrect as the options listed are types of rock, not compositional layers.

Shallowest to Deepest, the Primary Compositional Layers Within the Earth