Astronomy current events question: mysterious martian plumes

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!)
European Space Agency news release, "Mystery Mars Plume Baffles Scientists," (February 16, 2015)
Archived images from the Hubble Space Telescope and amateur astronomers confirmed the periodic appearance of _________ high above Mars' atmosphere.
(A) meteor showers.
(B) shepherd moons.
(C) a faint ring.
(D) a dark matter halo.
(E) bright clouds.

Correct answer: (E)

Student responses
Sections 30678, 30679, 30680
(A) : 0 students
(B) : 0 students
(C) : 5 students
(D) : 10 students
(E) : 34 students

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