Unit 5 Galaxy Review

Front

What type of galaxy has a mix of old and young stars?

Back

Spiral galaxy.

Front

Where are the most supermassive black holes found?

Back

In the center of most galaxies.

Front

True or False: The Milky Way is approximately twice as old as our Solar System.

Back

True.

Front

What is the name of our galaxy?

Back

Milky Way.

Front

What type of galaxy is the largest in the universe?

Back

Elliptical galaxy.

Front

Define a spiral galaxy.

Back

A galaxy characterized by its spiral arms, containing both young and old stars.

Front

What is a supermassive black hole?

Back

A black hole with a mass millions to billions times that of the Sun, typically found at the center of galaxies.

Front

What distinguishes elliptical galaxies from spiral galaxies?

Back

Elliptical galaxies have a more rounded shape and contain mostly older stars, with little gas and dust.

Front

What is the significance of the Milky Way in our understanding of the universe?

Back

It is our home galaxy and provides insights into galaxy formation and evolution.

Front

What are irregular galaxies?

Back

Galaxies that do not have a distinct regular shape, often containing young stars and active star formation.