Shortage of What Material Has Forced Many Steel Companies to Prospect

question 75

Multiple Choice

Shortage of what material has forced many steel companies to prospect for new locations worldwide?

• A)aluminum
• B)bauxite
• C)iron-ore
• D)plastic

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Definitions:

Gesell's Theory

A developmental theory proposed by Arnold Gesell that emphasizes the role of genetics and biology in the developmental process of children.

Cephalocaudal Pattern

A principle of growth where development begins at the head and progresses down toward the feet.

Gene Activity

The process by which information from a gene is used in the synthesis of a functional gene product, such as proteins, influencing the function of cells.

Proximodistal Pattern

A pattern of growth and development where development starts at the body's center and moves towards the extremities.