P-dog's blog: boring but important

Astronomy and physics education research and comments, field-tested think-pair-share (peer instruction) clicker questions, flashcard questions, in-class activities (lecture-tutorials), current events questions, backwards faded scaffolding laboratories, Hake gains, field-tested multiple-choice and essay exam questions, indices of discrimination, presentation slides, photos, ephemerae, astronomy in the marketplace, unrelated random sketches and minutiae.

20100101

Full moon, blue moon

091231-1140459
http://www.flickr.com/photos/waiferx/4232484359/
Originally uploaded by Waifer X

The second full moon in a calendar month (a "blue moon," here just past full and now waning gibbous), on New Year's Eve, 2009. Taken with a handheld Panasonic LZ-8 camera through a 32 mm eyepiece on a commercial (Galileo CT-1380 f1260 mm x 120 mm) catadiopteric reflector. Photo by Cuesta College Physical Sciences Division instructor Dr. Patrick M. Len.

P-dog's blog: boring but important

20100101

Full moon, blue moon

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