Astronomy current events question: meteorite clues of planetary formation

Astronomy 210L, spring semester 2015
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!)
Johnny Gibbons, "Beautiful Meteorites Hold Clues to Solar System’s Violent Start" (March 27, 2015)
Analysis of __________ minerals by Smithsonian Institute researchers reveal clues about impacts that built up Earth and other terrestrial planets.
(A) meteorite.
(B) Earth's ocean floor.
(C) lunar rock.
(D) martian.
(E) fresh Earth lava.

Correct answer: (A)

Student responses
Sections 30678, 30679, 30680
(A) : 38 students
(B) : 7 students
(C) : 2 students
(D) : 3 students
(E) : 1 student

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