What Are Time Divisions in the Precambrian Based On

question 17

Multiple Choice

What are time divisions in the Precambrian based on?

• A) distinct fossil assemblages
• B) metamorphic assemblages
• C) radiometric age dates
• D) time-stratigraphic units
• E) none of these

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Definitions:

Marginal Product

The additional output that is produced by employing one more unit of a particular input, keeping all other inputs constant.

Variable Resource

An input in production that can be adjusted in the short term to change the level of output.

Marginal Product

The additional output that is produced by using one more unit of a particular input, holding all other inputs constant.

Number of Workers

The total count of individuals employed or available for employment within a business or economy.