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

Chapter 2: The Rise of Astronomy

Questions for Review

1
List some observational evidence that the Earth is round.
2
What is meant by the phrase angular diameter?
3
If you triple your distance from an object, what happens to its angular size?
4
What is parallax and how is it measured?
5
Where on the celestial sphere would you look for the planets?
6
Sketch the path on the sky that a planet makes when undergoing retrograde motion.
7
Will a planet in retrograde motion rise in the east or west?
8
Contrast the geocentric and heliocentric models.
9
What are the three laws of planetary motion?
10
How does astrology differ from astronomy?
11
Describe the major astronomical contribution(s) of the following in a sentence or two for each: Eudoxus, Aristotle, Aristarchus, Eratosthenes, Ptolemy, Copernicus, Tycho, Kepler, Galileo, and Newton.
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