Astronomy quiz question: F0 supergiant vs. G5 giant

Astronomy 210 Quiz 5, fall semester 2018
Cuesta College, San Luis Obispo, CA

An F0 supergiant has a ___________ than an G5 giant.
(A) brighter luminosity.
(B) larger size.
(C) hotter temperature.
(D) (Two of the above choices.)
(E) (All of the above choices.)
(F) (None of the above choices.)

Correct answer (highlight to unhide): (E)

An H-R diagram is provided with this quiz.


These stars are plotted on an H-R diagram below. The F0 supergiant has a brighter luminosity, larger size, and a hotter temperature than the G5 giant.


Section 70158
Exam code: quiz05T3rA
(A) : 2 students
(B) : 0 students
(C) : 4 students
(D) : 6 students
(E) : 21 students
(F) : 0 students

Success level: 66% (including partial credit for multiple-choice)
Discrimination index (Aubrecht & Aubrecht, 1983): 0.38