Astronomy current events question: Mars' dark streak water content?

Astronomy 210L, fall semester 2016
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!)
Guy Webster, Dwayne Brown, and Laurie Castillo, "Test for Damp Ground at Mars' Seasonal Streaks Finds None" (August 23, 2016)
Dark streaks on the surface of Mars do not contain much water, as determined by NASA's Mars Odyssey spacecraft's:
(A) analysis of laser pulses.
(B) infrared measurements from space.
(C) soil drilling samples.
(D) radar signals.
(E) photographs from different seasons.

Correct answer: (B)

Student responses
Sections 70178, 70186
(A) : 2 students
(B) : 14 students
(C) : 10 students
(D) : 0 students
(E) : 5 students

No comments: