Which Statement About Carbon Dating Is True

question 167

Multiple Choice

Which statement about carbon dating is true?

• A) Radioactive decay of ¹⁴C is balanced by its production from neutrons reacting with ¹⁴N in the upper atmosphere.
• B) Dead organisms continue to exchange carbon compounds with the environment.
• C) Carbon dating can be used to date organisms that are more than a million years old.
• D) The half-life of ¹⁴C is less than 1,000 years.
• E) In the process of radioactive decay, ¹⁴C is transformed into ¹⁴Ar.

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Definitions:

Slope

A measure of the steepness, incline, or grade of a straight line, calculated as the ratio of the vertical change to the horizontal change between two points on the line.

Capital

Resources, such as funds, equipment, and buildings, that are used in the production of goods and services.

Labor

Refers to the human effort, both physical and mental, used in the production of goods and services.

Isocost Line

A graph that shows all combinations of capital and labor that can be purchased for a given total cost.