Astronomy current events question: laser-triggered mini-gamma ray bursts

Astronomy 210L, spring 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!)
Emma Gallagher, "Queen's University Scientist Unlocks Gamma Ray Burst Secrets" (January 19, 2018)
Researchers used __________ to reproduce miniature gamma-ray bursts similar to those observed in distant galaxies.
(A) lasers.
(B) cold fusion.
(C) computer simulations.
(D) dark matter.
(E) ultrasound.

Correct answer: (A)

Student responses
Sections 30679, 30680
(A) : 28 students
(B) : 2 students
(C) : 4 students
(D) : 3 students
(E) : 1 student

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