The Differences in Expressions and Decorative Symbols on the Olmec

question 1

Short Answer

The differences in expressions and decorative symbols on the Olmec colossal heads found at San Lorenzo in La Venta suggest that they may be portraits of ____________.

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Definitions:

Methane

A colorless, odorless flammable gas that is the simplest alkane, used as a fuel and in chemical synthesis, with the chemical formula CH4.

Resonance Structures

Different Lewis structures for a molecule that cannot be represented by a single structure but are a hybrid of the possibilities, contributing to the molecule's overall structure.

Valence Shell

The outermost shell of electrons in an atom that is involved in chemical bonding.

Electron Pair Repulsion Theory

A theory in chemistry that describes the shape of molecular structures in terms of the repulsive forces between electron pairs in the valence shell of the central atom.