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, Ray Villard, Larry O'Hanlon, "NASA Telescopes Help Discover Surprisingly Young Galaxy," April 12, 2011Observation of the youngest galaxy in the universe by NASA's Hubble Space Telescope and other space-based and ground-based telescopes was assisted by:
http://www.nasa.gov/mission_pages/spitzer/news/spitzer20110412.html
(A) deep underground neutrino detectors.
(B) new detectors on the International Space Station.
(C) using a ground-based laser to clear hydrogen fog.
(D) gravitational lensing by galaxy clusters in front of it.
(E) optical interferometry, to boost resolving power.
Correct answer: (D)
Student responses
Sections 30678, 30679, 30680
(A) : 1 student
(B) : 6 students
(C) : 7 students
(D) : 26 students
(E) : 9 students
No comments:
Post a Comment