Celestial Sphere Exploration
Explore the concepts of the celestial sphere, celestial poles, celestial equator, and apparent motion of celestial objects.
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Celestial Sphere Exploration
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Read each question carefully and answer to the best of your ability. Use complete sentences for short answer questions.
1. What is the imaginary sphere surrounding Earth on which all celestial objects appear to be located?
The Stratosphere
The Celestial Sphere
The Ozone Layer
The Exosphere
2. Which celestial point is directly above Earth's North Pole on the celestial sphere?
Celestial South Pole
Celestial Equator
Zenith
Celestial North Pole
3. The is the projection of Earth's equator onto the celestial sphere.
4. Stars appear to revolve around the celestial poles due to the of Earth.
5. The altitude of Polaris (the North Star) is approximately equal to the observer's latitude.
True
False
6. All stars on the celestial sphere rise and set every day.
True
False
7. Explain why the celestial sphere is considered an 'imaginary' construct.
8. Describe the apparent motion of stars for an observer at the North Pole.
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