Which of the following is not used as a distance indicator for galaxies?
A) large globular clusters
B) Herbig-Haro objects
C) H II regions
D) cepheid variable stars
E) supernovae

Question

Quizplus · Accepted Answer

Herbig-Haro objects are not used as distance indicators for galaxies. They are instead used as indicators of very young, newly-formed stars. The other options are all commonly used as distance indicators, with cepheid variable stars and supernovae being two of the most important.

Which of the Following Is Not Used as a Distance