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To determine the radiometric age of a rock, scientists must be able to measure very accurately the:
National Defense
Public or governmental efforts to protect a country and maintain national security through armed forces and defense strategies.
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Expenditures by the federal government on programs, services, and operations, including everything from military funding to social security benefits.
Income in Taxes
refers to the portion of individuals' or businesses' earnings that is paid to the government as tax.
Corporate Income Taxes
Taxes imposed on the income or profit of corporations by the government.
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