Types of Galaxies

Front

What are the three main types of galaxies?

Back

Spiral, Elliptical, and Irregular.

Front

What type of galaxy is characterized by a flat, rotating disk containing stars, gas, and dust?

Back

Spiral Galaxy.

Front

What type of galaxy has an oval shape and lacks the distinct features of spiral galaxies?

Back

Elliptical Galaxy.

Front

What type of galaxy does not have a defined shape and is often chaotic in appearance?

Back

Irregular Galaxy.

Front

What is the galaxy we live in?

Back

The Milky Way, which is a Spiral Galaxy.

Front

What are galaxies primarily composed of?

Back

Stars, dust, and gas held together by gravity.

Front

What is the term for the force that holds galaxies together?

Back

Gravity.

Front

Which type of galaxy is typically older and has less star formation?

Back

Elliptical Galaxy.

Front

What is the term for a galaxy that has no defined shape and is often formed from gravitational interactions?

Back

Irregular Galaxy.

Front

What is the main difference between Spiral and Elliptical galaxies?

Back

Spiral galaxies have a flat disk with spiral arms, while Elliptical galaxies are more rounded and lack structure.