Explain why the inner core remains a solid even though it is very hot.

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Geography

Melina Hayes

15 April, 05:15

Explain why the inner core remains a solid even though it is very hot.

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Burton · Answer 1

The inner core is solid because it is made of very dense, or heavy, materials - like iron and nickel. Even though it is very hot, these materials don't "melt" very easily, so they stay solid. Also, pressure due to the weight of the mantle and crust, atoms are forced together as solid.