Astronomy in-class activity: planet classification schemes

Astronomy 210 In-class activity 24 v.11.05.04 (revised), spring semester 2011
Cuesta College, San Luis Obispo, CA

Students find their assigned groups of three to four students, and work cooperatively on an in-class activity worksheet to discuss the history of planetary classification schemes, and implement the current International Astronomical Union classification scheme to categorize different solar system bodies.



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• Astronomy in-class activity: planet classification schemes (fall semester 2008).
  Previous worksheet version, with sample student remarks on plausible reasons for redefining planets.