The ability of a rock or Earth material to allow passage of water trough it is called:?
should be permeability. porosity is important to permeability, but holes without connections are pretty freaking useless.
Zardoz: E: None of the above. F
E: None of the above. F: Permeability. Porosity is no guarantee that water will be able to flow. Clay is very porous; but because the pores are so small the film of water adhering to the clay particles leaves little to no room for free water.
B, C, and D are lists of materials, not an "ability".