the solid layer of earth is mostly composed of the element iron and its pressure is estimated to be over…

the solid layer of earth is mostly composed of the element iron and its pressure is estimated to be over 4,000 °c. it is called the select choice select choice inner core crust outer core upper mantle lower mantle

the solid layer of earth is mostly composed of the element iron and its pressure is estimated to be over 4,000 °c. it is called the select choice select choice inner core crust outer core upper mantle lower mantle

Answer

Brief Explanations:

The Earth's inner core is mainly composed of iron and has extremely high - temperature and pressure conditions. The given description of high temperature and iron - rich composition matches the inner core.

Answer:

Inner core