Certain Metallic Crystals Leave a Record of the Polarity of the Earth

question 92

Multiple Choice

Certain metallic crystals leave a record of the polarity of the earth at the point in time when they were formed in molten rock because they:

• A)leave radioactive "signatures" that scientists can read
• B)act as small magnets that orient themselves to the poles before the rock solidifies
• C)form ring-type patterns like tree rings that can be counted
• D)contain amino acids which form as crystals,and this change in the amino acids can be used to determine the passage of time

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Definitions:

Society

A structured community of individuals sharing geographical or social territory, typically subject to the same political authority and cultural expectations.

Physical Punishment

The practice of causing physical pain or discomfort to someone as a form of corrective measure or discipline.

Child Abuse

Physical, sexual, emotional mistreatment, or neglect of a child by a caregiver or responsible person.

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refers to the methods and strategies used by parents or caregivers to teach children right from wrong, establish rules, and instill moral values.