What Are the Two Most Abundant Elements, Which by Themselves

question 116

Short Answer

What are the two most abundant elements, which by themselves account for approximately 75% by weight of the Earth's crust?

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Definitions:

Hierarchical Decision Making

A structured process of making decisions that is typically characterized by orders or directives passing down from higher levels in an organization to lower levels.

Heterarchy

A system of organization where elements are unranked or where they possess the potential to be ranked in a number of different ways, emphasizing distributed power and decentralized decision-making.

Positive Outcomes

The desirable results or beneficial effects of an action or decision, often measured in terms of successes or advancements.

Legitimate

Conforming to established rules or standards, thereby being officially recognized as valid or lawful.