Carbon-14 (¹⁴C) Has a Half-Life of Approximately 6000 Years

question 127

Multiple Choice

Carbon-14 (¹⁴C) has a half-life of approximately 6000 years. A researcher investigating a piece of ancient wood determines that there is only 1/4 as much ¹⁴C present in the wood now as there was when the tree that the wood came from was alive. How old is the piece of wood?

• A) 12,000 years
• B) The age cannot be determined from this information.
• C) 9000 years
• D) 24,000 years

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Definitions:

Strikes

Work stoppages initiated by employees as a form of protest against their employers to achieve certain goals, such as higher wages or better working conditions.

Lockouts

Actions taken by employers to prevent employees from working as a strategy in labor disputes, typically during negotiations for better terms or conditions.

Picketing

The act of standing or marching outside a place of work or another location as a form of protest, often by workers during a strike.

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Shares giving the shareholder preference over other classes of shares; that preference often pertains to the payment of dividends.