Which of these statements about Hubble's classification scheme for galaxies is false?
A)Sc galaxies have smaller bulges and more dusty gas than Sa galaxies.
B)It includes two broad types of spiral galaxies.
C)Low numbered elliptical galaxies are rounder than high numbered elliptical galaxies.
D)It represents an evolutionary sequence for galaxies (e.g., type SBa galaxies slowly turn into type SBb).

Question

Quizplus · Accepted Answer

Hubble's classification scheme does not represent an evolutionary sequence for galaxies, despite the popular misconception that earlier types turn into later types. Instead, it is a morphological classification based on the visual appearance of galaxies.

Which of These Statements About Hubble's Classification Scheme for Galaxies