humus
When you dig up dirt you get to this hard soil like substance. Beneath this is the hard rock you're talking about. It is called Bedrock.
== == This layer is called bedrock.
idj
It is called the lithosphere.
The very center of the Earth consists of the solid inner core (Ni-Fe alloy) and the liquid outer core (Ni, Fe) that spins and as a giant dynamo gives rise to the existence of the Earth magnetic field.
When you dig up dirt you get to this hard soil like substance. Beneath this is the hard rock you're talking about. It is called Bedrock.
== == This layer is called bedrock.
Subcutaneous tissue, or hypodermis
idj
idj
idj
It is called the lithosphere.
It is called the lithosphere.
inner core
each layer should be classified by name solid or liquid only one
If you mean, thin layer of air, or thin gaseous layer surrounding the earth then the answer is; Atmosphere. But if not, then the other thin layer of earth is; The crust, but its a solid layer.
An aquifuge is an alternative name for an aquiclude, a solid, impermeable layer underlying or overlying an aquifer.