In general, ____.
a. spiral galaxies are the most common galaxies, and are make up most of the cataloged galaxies
b. elliptical galaxies are the most common galaxies, and are make up most of the cataloged galaxies
c. most cataloged galaxies are spiral, but dwarf galaxies are the most common
d. most cataloged galaxies are elliptical, but spiral galaxies are the most common
e. most cataloged galaxies are spiral, but elliptical galaxies are the most common.
Question 2
Diffraction, optical quality, and atmospheric conditions all contribute to the limitations of what power of a telescope?
a. resolving power
b. magnifying power
c. diffraction power
d. light gathering power
e. focusing power