To Measure the Most Accurate Parallax Possible from Earth's Surface

question 9

Multiple Choice

To measure the most accurate parallax possible from Earth's surface, we would make two measurements of a star's position on the sky separated by

• A) 6 hours.
• B) 12 hours.
• C) 24 hours.
• D) 6 months.
• E) 12 months.

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Definitions:

Labor-force Participation Rates

The percentage of the working-age population that is part of the labor force, either employed or actively seeking employment.

Bureau of Labor Statistics

A U.S. government agency that collects and analyzes essential economic information, especially concerning employment, prices, and working conditions.

Adult Population

Refers to the segment of the population that is considered of working age and potentially available for labor or military service.

Age

A measure of the length of time that an individual or entity has existed from its birth or inception to a given date.