Share/Like This Page
Print Instructions

NOTE: Only your test content will print.
To preview this test, click on the File menu and select Print Preview.

See our guide on How To Change Browser Print Settings to customize headers and footers before printing.

Galaxies (Grade 9)

Print Test (Only the test content will print)
Name: Date:


What is a galaxy?
  1. a large group of stars held together by gravity
  2. a system of planets and its moons
  3. a system of planets orbiting a star
  4. a group of comets
Who proved that galaxies exist?
  1. Edwin Hubble
  2. Isaac Newton
  3. Tyro Brahe
  4. Charles Messier
Which is not a type of galaxy?
  1. spiral
  2. elliptical
  3. regular
  4. irregular
The greater the distance of a galaxy away from Earth,
  1. the older it is.
  2. the greater the observed blueshift.
  3. the more massive it is.
  4. the greater the observed redshift.
Extremely distant, bright, energetic object located in the core of some active galaxies.
  1. pulsar
  2. quasar
  3. black hole
  4. white dwarf
Which set of terms is arranged from smallest to largest?
  1. galaxy, star, cluster, supercluster
  2. star, supercluster, cluster, galaxy
  3. galaxy, supercluster, star, cluster
  4. star, galaxy, cluster, supercluster
The Milky Way galaxy is a(n)
  1. spiral galaxy.
  2. elliptical galaxy.
  3. irregular galaxy.
  4. barred spiral galaxy.
M89 is an elliptical galaxy classified as E0. NGC 584 is an E4 elliptical galaxy. Which statement best compares the morphology of the two galaxies?
  1. M89 is has a more elliptical shape than NGC 584.
  2. NGC 584 has a more elliptical shape than M89.
  3. Both M89 and NGC 584 have very elliptical shapes.
  4. Both M89 and NGC 584 have very spherical shapes.
Messier 95 is classified as a SBb galaxy using the Hubble sequence. Which of the following best describes the classification of Messier 95?
  1. a spiral galaxy
  2. an elliptical galaxy
  3. an irregular galaxy
  4. a barred spiral galaxy
Collisions between galaxies are likely                                    and result in                                   .
  1. common; new star formation
  2. uncommon; new star formation
  3. common; frequent star collisions
  4. uncommon; frequent star collisions
You need to be a member to access free printables.
Already a member? Log in for access.    |    Go Back To Previous Page