Why does the earth not receive energy equally

The earth doesn't receive the same energy equally because of its shape. The earth is a sphere, the energy in the equatorial regions are more than the polar regions.

b..

is the correct one

explanation:

covalent bonds form as valence electrons are shared between two atoms. lewis structures and structural formulas are common ways of showing the covalent bonding in organic molecules. formal charge describes the changes in the number of valence electrons as an atom becomes bonded into a molecule.

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