Galaxy Classification Practice

Front

What is the classification of a galaxy with a prominent central bulge and tightly wound spiral arms?

Back

SBc

Front

What classification is given to a galaxy that is more elliptical in shape and has a smooth, featureless light profile?

Back

E0

Front

What is the classification of a galaxy that has a mix of spiral and elliptical characteristics?

Back

Lenticular (S0)

Front

What type of galaxy is characterized by irregular shapes and lacks a defined structure?

Back

Peculiar/Irregular

Front

What does the 'S' in galaxy classification stand for?

Back

Spiral

Front

What does the 'E' in galaxy classification indicate?

Back

Elliptical

Front

What is the classification of a galaxy with loosely wound spiral arms and a less prominent central bulge?

Back

Sc

Front

What classification is given to a galaxy that has a central bulge but less tightly wound arms than an Sa galaxy?

Back

SAb

Front

What is the classification of a galaxy that appears very elongated and has a high ratio of major to minor axis?

Back

E7

Front

What is the difference between an Sa and an Sb galaxy?

Back

Sa galaxies have tightly wound arms and a large central bulge, while Sb galaxies have more loosely wound arms and a smaller bulge.