Astronomy current events question: GAIA surveying mission

Astronomy 210L, spring semester 2014
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!)
Markus Bauer, Giuseppe Sarri, and Timo Prusti, "Gaia Comes Into Focus," February 6, 2014
The European Space Agency Gaia space telescope will begin making routine measurements of __________ in the Milky Way.
(A) Earth-like planets.
(B) star positions and motions.
(C) dark matter.
(D) interstellar gas.
(E) cosmic ray sources.

Correct answer: (B)

Student responses
Sections 30678, 30679, 30680
(A) : 11 students
(B) : 29 students
(C) : 1 student
(D) : 3 students
(E) : 1 student

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