Astronomy Part 6

Front

What type of galaxy has loosely wound spiral arms and a tiny central bulge?

Back

SBc galaxy

Front

What type of galaxy is the Milky Way classified as?

Back

Barred spiral galaxy

Front

What is the defining characteristic of an irregular galaxy?

Back

It has no discernable structure.

Front

Which type of galaxy contains very little gas or dust?

Back

Elliptical galaxy

Front

What type of galaxy is characterized by tightly wound spiral arms?

Back

Sc galaxies

Front

What is the main structure of a spiral galaxy?

Back

A central bulge surrounded by spiral arms.

Front

What distinguishes a barred spiral galaxy from a regular spiral galaxy?

Back

A barred spiral galaxy has a central bar-shaped structure made of stars.

Front

What type of galaxy is known for having a smooth, featureless light profile?

Back

Elliptical galaxy

Front

What is the primary component of a spiral galaxy?

Back

Stars, gas, and dust.

Front

What type of galaxy is often found in clusters and has a more uniform appearance?

Back

Elliptical galaxy