Cuesta College, San Luis Obispo, CA
Students are assigned to read online articles on current astronomy events, and take a short current events quiz during the first 10 minutes of lab. (This motivates students to show up promptly to lab, as the time cut-off for the quiz is strictly enforced!)
Whitney Clavin and Trent J. Perrotto, "Origin of Dinosaur-Killing Asteroid Remains a Mystery," September 19, 2011__________ measurements from NASA's Wide-field Infrared Survey Explorer have ruled out remnants from the asteroid Baptistina as causing the extinction of dinosaurs.
http://www.nasa.gov/mission_pages/WISE/news/wise20110919.html
(A) Neutrino emission.
(B) Radioactive dating.
(C) Reflectivity and size.
(D) Iridium abundance.
(E) Rotation axis.
Correct answer: (C)
Student responses
Sections 70178, 70186, 70200
(A) : 8 students
(B) : 8 students
(C) : 27 students
(D) : 3 students
(E) : 3 students
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