That would be the inner core.
inner core
the outer core
the inner core
The Inner core is the very center of Earth. It's 760 mi. in radius. It's composed of solid Iron and Nickel (i think), and has a temperature similar to the surface of the sun (5430 °C).
The inner layer of a football is made of pig skin
chocolate :):)
It's called the inner core.
The inner core is the innermost layer of the earth.
Inner core....made of iron
the inner core
Rocks
very dense and hot
the inner core
Inner layer? Like the most middle? I think the inner core.
The Inner Core
what is the inner layer of the mitochondria