List Three Economic Materials That Can Be Profitably Extracted from Placer

question 55

Multiple Choice

List three economic materials that can be profitably extracted from placer deposits.

• A)Gold, platinum, and tin
• B)Diamonds, iron, and quartz
• C)Sand, gravel, and silt
• D)Granite, basalt, and gabbro

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Definitions:

Oppositional

In Perry’s theory, a response to late multiplicity characterized by legitimizing multiplicity as one pole of a new kind of dualism and the right–wrong dualism of Position 1 (strict dualism) at the other end of the new continuum. Allows individuals to maintain a dualistic either-or structure in their thinking.

Dualistic

Pertaining to or involving a division into two sharply distinct opposites or contrasting entities, often found in philosophical, spiritual, and cognitive contexts.

Emerging Adulthood

The time period from about 18 to 25, which is characterized by the shift towards increasing independence and autonomy.

Ethnic Diversity

The presence of a wide range of cultures, ethnic groups, and races in a community or organization, leading to a variety of viewpoints and experiences.