Answer:
d
Explanation:
Isotonic never changes,hypertonic swells up in explode and hypotonic shrivels
Answer:HI i believe that it is called an aquifer
Explanation:
An aquifer is an underground layer of water-bearing permeable rock, rock fractures or unconsolidated materials (gravel, sand, or silt). Groundwater can be extracted using a water well. The study of water flow in aquifers and the characterization of aquifers is called hydro geology.
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Basically, the disadvantages of a green roof are listed in the last sentence:
<span>"However, green roofs can be expensive to install, and require care and maintenance"
The disadvantage of a green roof would be there for the owners: the cost and time needed to have such a roof.
An additional disadvantage would be the possibility of the plants on the roof mixing with and replacing the local vegetation, thus diminishing the biodiversity in this place.
</span>
This is called Osmosis.
hope this helps!
Answer:
The answer is A
Explanation:
Water molecules are polar means it has one side positive and the other side negative
