The biosphere, atmosphere, geosphere and hydrosphere. How do those spheres work together? Think about the effect it would have on the other spheres if one sphere were to stop working. How would this affect life on earth?

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explanation:

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possibly, yes.

explanation:

the amount of sugar you take in is dangerously high, risk of heart disease, high risk of diabetes, and etc.

metals are good conductor of electricity. it has free electrons on their surface. according to electron pool theory, each atom present in a metal crystal losses all of its valence electron and as a result a pool of free is form. these pool of electrons are free to move and   conduct electricity easily   while making metal as good conductor.

the correct answer is a. the ability of electrons to flow throughout the metal.

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