List two differences between copper and
carbon.​

Copper is a good conductor but carbon isn't

Copper has 1 valence electrons but carbon has 4 valence electrons

Explanation:

why is arctic sea ice important? arctic sea ice keeps the polar regions cool and moderate global climate. sea ice has a bright surface; 80 percent of the sunlight that strikes it is reflected back into space. as sea ice melts in the summer, it exposes the dark ocean surface.

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