Cepheid Variables Are Useful in Measuring the Distance to ____

question 2

Multiple Choice

Cepheid variables are useful in measuring the distance to ____.

• A) globular clusters and dwarf galaxies around the Milky way, but nothing farther
• B) globular clusters and the Andromeda Galaxy, but not more distant objects
• C) galaxies that are within 30 megaparsecs, a relatively short distance
• D) galaxies that are moderately far away, up to about 500 megaparsecs
• E) galaxies and galactic clusters within a gigaparsec of the Milky Way

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Definitions:

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Fall Prevention

Strategies or measures taken to prevent falls, especially in older adults, to reduce the risk of injury.

Discharge Summary

A comprehensive document detailing a patient's hospital visit, including the reason for admission, major findings, procedures performed, treatment received, and recommendations on discharge.

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