Astronomy current events question: moon forming in Saturn's rings

Astronomy 210L, spring semester 2014
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!)
Siân Halkyard, "Saturn's Rings Reveal How to Make a Moon," April 15, 2014
Analysis of past images from NASA's Cassini spacecraft of Saturn's rings revealed:
(A) auroral light flashes.
(B) cosmic ray sources.
(C) ring material degradation.
(D) image processing defects.
(E) a moon being formed.

Correct answer: (E)

Student responses
Sections 30678, 30679, 30680
(A) : 3 students
(B) : 1 student
(C) : 5 students
(D) : 1 student
(E) : 35 students

1 comment:

Patrick M. Len said...

Astronomy 210L, fall semester 2014
Cuesta College, San Luis Obispo, CA

Results from students at the start of this semester who were not instructed to study this current events article are shown below.

Student responses
Sections 70178, 70186
(A) : 10 students
(B) : 4 students
(C) : 16 students
(D) : 1 student
(E) : 11 students