Astronomy current events question: Kappa Ceti's stellar winds

Astronomy 210L, spring 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!)
Christine Pulliam, "Young Sun-like Star Shows a Magnetic Field Was Critical for Life on the Early Earth" (March 16, 2016)
Early life on Earth may have been protected by its magnetic field, based on observations of the young sun-like star Kappa Ceti's:
(A) stellar winds.
(B) radioactivity.
(C) chromosphere.
(D) super Jupiters.
(E) gamma rays.

Correct answer: (A)

Student responses
Sections 30678, 30679, 30680
(A) : 21 students
(B) : 5 students
(C) : 9 students
(D) : 0 students
(E) : 5 students

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