If a Log Contains 60

question 118

Multiple Choice

If a log contains 60.0% of the ¹⁴C present in a living tree,how long has the log been dead? The half-life of ¹⁴C is 5730 years.

• A)2290 years
• B)3430 years
• C)4220 years
• D)7560 years

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Definitions:

Dissolve

The process by which a substance integrates into a liquid, resulting in a homogeneous mixture or solution.

Water Scarcity

The situation where the available supply of freshwater within a region fails to meet the demand.

Infrastructure

The fundamental facilities and systems serving a country, city, or area, including transportation and communication systems, water and power lines, and public institutions like schools, post offices, and prisons.

Aquifer

An underground layer of water-bearing permeable rock, rock fractures, or unconsolidated materials from which groundwater can be extracted using a water well.