The inner layer of a football is made of pig skin
the layer of the earth just below the mantle mode of more soild material
The inner layer of a structure can vary depending on the context. For example, in biology, the inner layer of an organ, like the intestines, is lined with epithelial tissue. In a geological context, the Earth's inner layer, or core, is primarily composed of iron and nickel. In materials science, the inner layer of a composite material may consist of polymers or other specific materials designed for particular properties.
The inner core is made of nickel and iron.
it is made out of iron and other stuff
Thankfully, the solid layer of the Earth's crust is the outer, solid land we live on.
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
very dense and hot
Rocks