Definition Bedrock is the solid rock that underlies soil or other loose surface material. An exposed portion of bedrock is often called an outcrop. The bedrock may be overlain by a regolith consisting of various kinds of broken and weathered rock material, such as soil and subsoil  .
Definition Bedrock is the solid rock that underlies soil or other loose surface material. An exposed portion of bedrock is often called an outcrop. The various kinds of broken and weathered rock material, such as soil and subsoil , that may overlie the bedrock are known as regolith .
D
bedrock may be overlain by a regolith consisting of
A
, that may overlie the bedrock are known as regolith