Well if you mean what does the controlled part of a scientific investigation, it is the part of the investigation that will be your control or your base, untouched, original, data and such.
<span>the answer is physical boundary</span>
<span>Coral reef with sharks
</span><span>A channel for ships is created
Battle ships sink
</span><span>Shark feed on fish living in scrap metal
Hope I helped!
~ Zoe</span>
I would say the higher the temperature of the solvent, the more quickly the solute will desolve.
Answer:
Africa is the area which has the lowest amount of naturally available freshwater per capita.
Explanation:
Some parts of Africa have about 3879 m^3 of naturally available freshwater per capita. That is 12% of what is naturally available in South America, for instance.
