Mastering Astronomy Final Exam Questions and Answers 100% Solved
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Course
Mastering Astronomy
Institution
Mastering Astronomy
Mastering Astronomy Final Exam
Questions and Answers 100% Solved
Why do virtually all the galaxies in the universe appear to be moving away
from our own? - Because expansion causes all galaxies to move away
from nearly all others
Which of these galaxies is most likely to be oldest? - a galaxy ...
galaxies are seen in the earliest (youngest) stages of their lives? - ✔✔the
galaxies that are farthest away
The most basic difference between elliptical galaxies and spiral galaxies is
that ________. - ✔✔elliptical galaxies lack anything resembling the disk of
a spiral galaxy
Which of the following is not one of the three major categories of galaxies?
globular galaxies
irregular galaxies
elliptical galaxies
spiral galaxies - ✔✔globular galaxies
Suppose that we look at a photograph of many galaxies. Assuming that all
galaxies formed at about the same time, which galaxy in the picture is the
youngest? - ✔✔the one that is farthest away
Which of the following types of galaxies have a disk and spheroidal
component but lack spiral arms? - ✔✔lenticulars
Which of the following types of galaxies appear reddest in color? -
✔✔ellipticals
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