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Questions for SOLAR SYSTEM

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1. Which is the highest latitude listed below at which the sun will rise above the horizon and set every day?
2. Civil twilight is defined by
3. Sun will appear at same latitude
4. The direction of the Earths rotation on its axis is such that
5. In its path around the Sun, the axis of the Earth has an inclination
6. At what approximate date is the earth closest to the sun (perihelion)?
7. The main reason that day and night, throughout the year, have different duration, is due to the?
8. What is the reason for seasonal changes in climate?
9. The angle between the plane of the ecliptic and the plane of equator is approximately
10. Seasons are due to the
11. All heavenly bodies rise
12. The mean sun
13. When the length of the day is measured with reference to the passage of the apparent sun
14. At what approximate date is the earth furthest from the sun (aphelion)?
15. The term Aphelion is used to describe
16. What is the highest latitude listed below at which the sun will reach an altitude of 90° above the horizon at some time during the year?