Astronomy current events question: Chang'e 3 probe of underground lunar lava layers

Astronomy 210L, spring semester 2015
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!)
Kelly Beatty, "Lots of Lunar Layers Under Chang’e 3" (March 13, 2015)
The Chinese National Space Administration moon rover Yutu studied underground lava flow layers using:
(A) chemical ablation lasers.
(B) ground-penetrating radar.
(C) a remote digger.
(D) infrared cameras.
(E) GPS triangulation.

Correct answer: (B)

Student responses
Sections 30678, 30679, 30680
(A) : 3 students
(B) : 22 students
(C) : 1 student
(D) : 8 students
(E) : 1 student

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