Astronomy current events question: gamma ray moonglow

Astronomy 210L, fall semester 2019
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!)
Francis Reddy, "Moon Glows Brighter Than Sun in Images From NASA's Fermi" (August 15, 2019)
NASA's Fermi Gamma-ray Space Telescope detected gamma rays produced when __________ collide with the moon's surface.
(A) solar flares.
(B) cosmic rays.
(C) GPS signals.
(D) gravity waves.
(E) micrometeorites.

Correct answer: (B)

Student responses
Sections 70178, 70186
(A) : 4 students
(B) : 29 students
(C) : 0 students
(D) : 3 students
(E) : 3 students

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