How Is the Age of the Galaxy Determined

question 112

Multiple Choice

How is the age of the galaxy determined

• A)measuring the metallicity of Population II stars
• B)finding the turnoff point in the H-R diagram of globular clusters
• C)from the motion of stars in the galactic halo
• D)counting the number of open clusters in the spiral arms

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Depreciable Asset

An asset that loses value over time due to wear and tear, and for which depreciation can be applied in accounting to spread its cost over its useful life.

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Marginal Tax Rate

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