The ¹⁴C Activity of Some Ancient Peruvian Corn Was Found

question 30

Multiple Choice

The ¹⁴C activity of some ancient Peruvian corn was found to be 10 disintegrations per minute per gram of carbon. If present-day plant life shows 15 dpm/g, how old is the Peruvian corn? (The half-life of ¹⁴C is 5730 yr.)

• A) 1460 yr
• B) 1910 yr
• C) 3350 yr
• D) 3820 yr
• E) 9080 yr

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Definitions:

New Congress

The term used to describe a freshly elected legislative body of a country, typically following general elections.

Federalists

A political group in the early United States advocating for a strong federal government and the implementation of the Constitution, led by figures such as Alexander Hamilton and John Adams.

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An early American political party founded in the 1790s by Thomas Jefferson and James Madison, advocating for states' rights and a limited federal government.

Proclamation Of Neutrality

A declaration made by President George Washington in 1793, stating that the United States would remain neutral in the conflict between France and Great Britain, avoiding entanglement in European affairs.