Constellation Bid

For Astronomy students:
Post your reserved constellations for your report.
!st post is reserved, NO DUPLICATION.

Astronomy Prelims 2nd Sem SY 2013-2014

Using grammatically correct and legible sentences, answer the following statements sensibly and objectively (20 pts each = 5 pts sentence construction, 5 pts creativity/insight, 5 pts objective assessment/recall of the topic concepts, 5 pts logical discussion).

Posting of answers at the comment box is 5:20 p.m.

1. Differentiate degrees from arc degrees.  Detail how can you use your hand to make rough measurements of objects and distances in the celestial sphere?
2. Narrate a myth concerning a heavenly body.  Provide modern explanations that explain the myth.  (5-6 sentences)
3. Explain the backgrounds on how the Ptolemaic and the Copernican system was formulated.  (2-3 sentences each).  

Perseus and the Celestial Sphere

The ancient Greeks used myths to explain events both natural and social.  In the documentary that we watched, it featured three astronomical components: one event, one constellation, and one star.

Identify and discuss each in the comments area.