If a Rock Started with 1,000 Atoms of a Parent

question 109

Multiple Choice

If a rock started with 1,000 atoms of a parent but now contains 250 atoms, how many half lives have passed?

• A).25 half lives
• B).5 half lives
• C)2 half lives
• D)4 half lives
• E)There is no way to tell.

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Definitions:

Tasks

Set activities or duties to be completed in order to achieve a specific goal.

Position

A specific role or job within an organization that has defined responsibilities and authority.

Avoidance-Avoidance Conflict

A situation where an individual is faced with making a decision between two equally unappealing options.

Levels Of Conflict

The varying intensities of disagreement or discord within an individual, between individuals, or within groups.