A Wooden Mast Salvaged from a Shipwreck Contains $95.5 \%$ Of the Carbon-14 That Is Present in Living Trees

question 22

Essay

A wooden mast salvaged from a shipwreck contains $95.5 \%$ of the carbon-14 that is present in living trees. How long ago was the ship built? (The half-life of carbon-14 is $5730$ years.) 

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Definitions:

Accounting Period

The span of time at the end of which the financial position of a business is calculated and reported, typically a month, quarter, or year.

Unexpired Insurance

The portion of an insurance premium that has not yet expired during the policy period.

Fiscal Period

A specific time period for which an organization prepares financial statements, typically a year, but can also be a quarter or month.

Deferred Expense

A deferred expense is an expenditure that is made in advance and recorded as an asset until it is consumed or its value expires, at which point it is charged to expense.