Astronomy current events question: galactic bubble RCW 120

Astronomy 210L, Spring Semester 2010
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!)

Astronomy.com editors, "Herschel Reveals the Hidden Side of Star Birth," May 6, 2010
http://www.astronomy.com/asy/default.aspx?c=a&id=9829

The European Space Agency's Herschel infrared space observatory has revealed __________ in the galactic bubble RCW 120.
(A) the formation of a black hole.
(B) a star that may become one of the Milky Way's biggest.
(C) a wormhole candidate.
(D) the source of dark energy.
(E) carbon-based organic compounds.

Correct answer: (B)

Student responses
Section 30682
(A) : 1 student
(B) : 6 students
(C) : 1 student
(D) : 2 students
(E) : 1 student