7.3 Galaxies Quiz

Where in the Milky Way is our solar system located?

• in a spiral arm

• in the center

• above the galaxy

The universe consists of _______________.

• one galaxy that contains many stars

• billions of galaxies

• 8 galaxies which orbit the sun

Which type of galaxy is the Milky Way?

• a quasar

• an irregular galaxy

• a spiral galaxy

Which way describes how stars are distributed in the universe?

• loose clusters

• irregularly distributed

• tightly grouped

• all of the above

Galaxies are made of billion of stars.

• True

• False

Our star, the sun, is relatively young. It is found in the arm of the Milky Way Galaxy.

• True

• False

Galaxies never change. They always stay the same.

• True

• False

Galaxies can collide and merge.

• True

• False

_____are large masses that help hold the galaxies together.

• Gases

• Black Holes

• Hubble

The distance light travels in a year is_______.

• galaxy year

• light year

• moon time