Astronomy current events question: habitable zone planet Proxima b

Astronomy 210L, fall semester 2016
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!)
Guillem Anglada-Escudé et al., "Planet Found in Habitable Zone Around Nearest Star" (August 24, 2016)
The European Southern Observatory discovered a habitable-zone planet by observing __________ the nearby star Proxima Centauri.
(A) reflected light from.
(B) its gravitational pull on.
(C) the eclipses of.
(D) the parallax of.
(E) a dusty disk surrounding.

Correct answer: (B)

Student responses
Sections 70178, 70186
(A) : 4 students
(B) : 19 students
(C) : 4 students
(D) : 4 students
(E) : 1 student

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