1 similarity of inner core and outer core
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They are both a mixture of iron and nickel, but the inner core is solid and the outer core is liquid. Both parts of the core are much hotter than the boiling point of iron, its the very high pressure down there that stops them becoming gaseous iron and nickel.
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the inner core similar to the outer core? ... OThey are both a mixture of iron and nickel, but the inner core is solid and the outer core is liquid. Both parts of the core are much hotter than the boiling point of iron, its the very high pressure down there that stops them becoming gaseous iron and nickel
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