Spiral galaxies are mostly found ____.
A) in poor clusters where their disk structure will not be disrupted
B) isolated in space with only small dwarf galaxies nearby
C) in the center of rich clusters where tidal forces can support their arm structure
D) in clusters with hot intergalactic gas helping support star formation
E) orbiting giant elliptical galaxies in a galactic binary system

Question

Quizplus · Accepted Answer

Spiral galaxies are mostly found in poor clusters or more isolated areas of space where their disk structure is less likely to be disrupted by the gravitational forces present in denser environments, such as rich clusters.

Spiral Galaxies Are Mostly Found ____