A depression on the surface of the Earth created by groundwater is known as a cone of depression.
This depression is called as sub scapular fossa. Scapula is fitted on convex surface of the chest wall. That is why this surface of the scapula has got depression.
a valley
A depression
A slight depression in the smoothness of a surface.
Fossa = Shallow depression or dip in the surface of a bone Process = Bone marking which stick out from the rest of the bone
A crater.
highlands
rille
A basin is a depression in the earth's surface that can be dry or filled with water.
A sulcus is a depression or fissure in the surface of the brain.
a valley