Astronomy current events question: Very Large Telescope adaptive optics

Astronomy 210L, fall semester 2018
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!)
Joël Vernet, Roland Bacon, and Calum Turner, "Supersharp Images from New VLT Adaptive Optics" (July 18, 2018)
Recent images of Neptune from the European Southern Observatory's Very Large Telescope used adaptive optics to compensate for:
(A) atmospheric turbulence.
(B) local earthquakes.
(C) interstellar dust and gas.
(D) Earth's rotation.
(E) light pollution.

Correct answer: (A)

Student responses
Sections 70178, 70186
(A) : 8 students
(B) : 1 student
(C) : 8 students
(D) : 1 student
(E) : 11 students

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