Astronomy current events question: the moon's temporary atmosphere

Astronomy 210L, fall semester 2017
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!)
Lunar and Planetary Institute news release, "New NASA Study Shows Moon Once Had an Atmosphere" (October 4, 2017)
Analysis of trapped gases in rocks brought back from the moon indicate the possible presence of __________ there in the past.
(A) a temporary atmosphere.
(B) dangerous radioactivity levels.
(C) mineral-rich oceans.
(D) strong magnetic fields.
(E) plate tectonics.

Correct answer: (A)

Student responses
Sections 70178, 70186
(A) : 40 students
(B) : 1 student
(C) : 6 students
(D) : 0 students
(E) : 0 students

No comments: