No lo se pero buen día ciela pásala rico
Material through which water flows is permeable. This material can be either natural or artificial. Naturally permeable material can be clean sand and gravel for example, or a sandstone and in the latter case the sandstone can have both porosity which is not synonymous with permeability as the pores must be connected to be permeable. An impermeable membrane could be used to line ditches for example to prevent leakage near mines.
-They ignore historical evidence showing how present-day arrangements contrast with earlier social arrangements
- They direct attention away from current social inequalities, insisting that these inequalities are so deeply rooted that attempting to change them would be impossible.
-They ignore variations in social arrangements in other present-day societies, which show that social life may be organized differently
Doctors try to remove tumors from the body to prevent it from spreading and affecting other parts of the body.