Answer :
Answer: permeable
Explanation:
Permeable: Materials which allow water to pass through them. Example: Sand
Impermeable: Materials which do not allow water to pass through them. Example: Clay
Saturated: Solutions in which no more solute can be added to the solution at that particular temperature. Example: When sugar can be seen in the water
Unsaturated: Solutions which contain less than the maximum amount of solute that can be present at that temperature. Example: When sugar completely dissolves in water.