Question

why it is difficult to study the formation of earth surface and it's structure

Answer 1

a. The core
b. The mantle
c. The crust

Answer 2

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• It took us years of scientific investigation and analysis of data to form an understanding of the interior of the earth.

• It is difficult to study the formation of the earth.

• And it's structure because of the lack of knowledge regarding the process going on in the universe.

• Scientists are still debating how our earth formed.

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