very dense and hot
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
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
inner layer? well, i guess you could call the organs and the organ tissue as the inner layer.