20190201

Astronomy current events question: Milky Way collision with Large Magellanic Cloud

Astronomy 210L, spring 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!)
News release, "Milky Way Heading for Catastrophic Collision" (January 4, 2019)
dur.ac.uk/research/news/item/?itemno=37071
Based on recent measurements of the Large Magellanic Cloud's __________, it could collide with our Milky Way galaxy in two billion years.
(A) redshift.  
(B) dark matter.
(C) gravitational waves.
(D) star production rates.  
(E) repeating fast radio bursts.

Correct answer: (B)

Student responses
Sections 30679, 30680
(A) : 3 students
(B) : 11 students
(C) : 14 students
(D) : 4 students
(E) : 1 student

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