Question

What is the source of the most important information regarding the internal structure of the earth?

Answer 1

The innermost layer of the earth is called the core. It extends from 2900 km to the centre of the earth at 6370 km. The outer core is in liquid state and the inner core is in solid state. The density of material at the mantle-core boundary is around 5 g/cm3 while at the centre of the earth it is around 13 gm/cmm3

Answer 2

Explanation:

The Innermost layer of the earth is called core.It extends from 2900km to the centre of the earth at 6370 km. The outer core is in liquid state and the inner core is in solid state. The density of material at the mantle-core boundary is around 5g/cm³ while at the centre of the earth it is around 13gm/cmm³.

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