The Celestial Coordinate System of Declination and Right Ascension

question 103

Multiple Choice

The celestial coordinate system of declination and right ascension

• A) can be used to assign coordinates to any direction in the sky.
• B) is an extension of the latitude-longitude system used on Earth. The celestial equator is an extension of Earth's equator, and the location for the zero of right ascension is an extension of the prime meridian through Greenwich, England.
• C) rotates along with Earth.
• D) is centered at the Sun rather than at Earth.

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Clayton Act

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