Which of the Following Statements Best Describe What Geologists Refer

question 18

Multiple Choice

Which of the following statements best describe what geologists refer to as rock-forming minerals?

• A) The few dozen or so minerals that make up most of the rocks in Earth's crust.
• B) The minerals found in rocks that are the most durable and hard.
• C) Consist of over 4,000 types of minerals that make up most of the rocks in Earth's crust.
• D) The minerals that form after a rock has already turned into a solid.
• E) The minerals that were present in the original rocks that cooled to form Earth's crust.

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Definitions:

Long-run Equilibrium

A state in which all factors of production and costs are variable, allowing firms to make adjustments leading to the establishment of a market balance.

Perfectly Competitive Industry

An industry characterized by many buyers and sellers, where no single entity can influence the market price of the product.

Marginal Cost

The price of manufacturing an incremental unit of a product.

Perfectly Competitive Market

A market structure characterized by an infinite number of buyers and sellers, identical products, no barriers to entry or exit, and perfect information among all participants.