Galaxies and The Milky Way

Which is NOT one of the major classifications of galaxies?

• spiral

• irregular

• elliptical

• elongated

What is at the center of large galaxies?

• black hole

• pulsar

• collection of stars and dust

• supercluster

Unfortunately, the supermassive black hole in the center of the Milky Way will eventually consume our galaxy.

• True

• False

Where is our Sun located in the Milky Way?

• In the habitable zone

• about 2/3 from the center

• near the Orion arm

• all are correct

The galactic habitable zone

• is the position in a galaxy where life is most likely to develop.

• receives just enough high frequency radiation for carbon-based life.

• may favor the birth and development of life-bearing planets.

• All are true statements.

What type of galaxy is the Milky Way?

• Irregular

• Barred Spiral

• Elliptical

• Lenticular

What is the name of the largest cluster near us?

• The Virgo Cluster

• The Magellanic Cluster

• The Leo Cluster

• The Gemini Cluster

Astronomers used the Hubble Deep Field to calculate the total number of galaxies in the universe.

• 1 Billion

• 50 Billion

• 100 Billion

• 500 Billion

Name this popular galaxy.

• Whirlpool Galaxy

• Comma Galaxy

• Golden Center Galaxy

• Octopus Galaxy

Name this popular galaxy.

• Sombrero Galaxy

• Halo Galaxy

• Cloudy Galaxy

• Profile Galaxy