A Rock Sample from the Moon Includes a Mineral That

question 74

Multiple Choice

A rock sample from the moon includes a mineral that contains small amounts of the radioactive isotope Potassium- 40 and its daughter element Argon- 40 (half- life of 1.3 billion years) . This mineral would not form with any Argon- 40. Consider a crystal with 7 atoms of Argon- 40 for every 1 atom of Potassium- 40. How many half- lives has this sample existed?

• A)1
• B)2
• C)3
• D)4

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Definitions:

Organizational Behavior

A field of study that investigates the impact of individuals, groups, and structures on behavior within organizations, aiming to improve organizational effectiveness.

Changing Times

A phrase referring to the dynamic and evolving nature of societal, economic, and technological conditions over periods.

Moral Behavior

Actions that are in accordance with ethical principles and considerations, often reflecting character and virtue.

Formal Element

Structured or officially sanctioned components of an organization or system, including rules, policies, and organizational structures.