If the Half- Life of a Radioactive Isotope Is 1

question 29

Multiple Choice

If the half- life of a radioactive isotope is 1 billion years, and we measure a parent- to- daughter ratio of 1:3 in a particular sample, the age of the sample would be about:

• A) 1 billion years old.
• B) 3 billion years old.
• C) 4 billion years old.
• D) 2 billion years old.

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Definitions:

Autarky Price

is the price of a good in a closed economy that does not engage in international trade, determined solely by domestic supply and demand.

Beef

A type of meat obtained from cattle, widely consumed as a food product.

Tulips

A type of flowering plant known for its bright colors and variety, often associated with the Netherlands.

Exporting Industry

An industry that primarily produces goods or services for consumption outside the domestic market.