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32 votes
32 votes
Earth has ______ major concentric zones of material.

User Wladimiro
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2 Answers

23 votes
23 votes

Answer:

3

Step-by-step explanation:

As the earth cooled, density differences between the forming minerals caused the interior to become differentiated into three concentric zones: the crust, mantle and core.

User Jhegedus
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3.0k points
21 votes
21 votes

Answer:

3

Step-by-step explanation:

crust (oceanic & continental crust), mantle (thickest layer), core

Side note:

Lithosphere is the crust and upper mantle

User Mqklin
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2.7k points