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Questions and Answers
The Sidereal Day is exactly 24 hours long.
The Sidereal Day is exactly 24 hours long.
False (B)
The Solar Day is constant in length throughout the year.
The Solar Day is constant in length throughout the year.
False (B)
The North Celestial Pole is directly above Earth's South Pole.
The North Celestial Pole is directly above Earth's South Pole.
False (B)
The Meridian extends from horizon due east, through the zenith, to horizon due west.
The Meridian extends from horizon due east, through the zenith, to horizon due west.
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Greatest Elongation occurs when a planet appears closest to the Sun in our sky.
Greatest Elongation occurs when a planet appears closest to the Sun in our sky.
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Celestial Equator is the extension of Earth's equator onto the celestial sphere.
Celestial Equator is the extension of Earth's equator onto the celestial sphere.
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Zenith has an altitude of 0º.
Zenith has an altitude of 0º.
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The Sidereal Day is longer than the Solar Day.
The Sidereal Day is longer than the Solar Day.
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Local Sky refers to the sky as viewed from space stations orbiting Earth.
Local Sky refers to the sky as viewed from space stations orbiting Earth.
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Celestial Navigation uses coordinates of altitude and distance to pinpoint objects in the local sky.
Celestial Navigation uses coordinates of altitude and distance to pinpoint objects in the local sky.
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