Explorations: An Introduction to Astronomy (Arny), 7th Edition

Chapter 1: The Cycles of the Sky

Questions for Review

1
What is the celestial sphere? What are the celestial equator and the ecliptic?
2
What is the difference between rotation and revolution?
3
What is a constellation, and what is special about the zodiac constellations?
4
What causes the seasons?
5
What causes the Moon's phases?
6
How long does it take the Moon to go through a cycle of phases?
7
What is the difference between lunar and solar eclipses?
8
Why aren't there eclipses each month?
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