the system of electrons surrounding the nucleus of an atom. The name electron cloud is an informal way to describe an atomic orbital.
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Ethiopia was the only African nation that successfully resisted against the Europeans. Its victory was due to one man- Menelik II.
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It was free labor for the owners
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by helping and having services for the citizens that they can use or have if they need.
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The factor being manipulated is the amount of water. Tree size depends on water. So tree size is x and water is y. X=dependent variable
y= independent variable