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- 1. Multiple ChoiceWhat type of galaxy is the Milky Way?SpiralBarred SpiralIrregularElliptical
- 2. Multiple ChoiceHow many stars make up The Milky Way?100 Million100 Billion400 Billion800 Billion
- 3. Multiple ChoiceOn what arm of the Milky Way is our Solar System found?Scutum-Crux ArmCarina-Sagitarius ArmGreat Orion ArmOuter Cygnus Arm
- 4. Multiple ChoiceWhere can the Solar System be found when looking at the Milky Way from above?In the center of the galaxyOn the edge of the galaxyAbout 2/3rds of the way out from the centerAbout 1/3rd of the way out from the center
- 5. Multiple ChoiceHow long does it take the Sun to make one complete revolution around the center of the Milky Way?220 Million Years220 Million Light-Years220 Billion Years220 Billion Light-Years
- 6. Multiple ChoiceThe three main parts of a spiral galaxy include all of the following, EXCEPT...The central bulgeThe haloThe armsThe disk
- 7. Multiple ChoiceMost of the mass of the Milky Way galaxy is thought to be...The black hole at its centerDark matterDust and gasMain-sequence stars and planets
- 8. Multiple ChoiceThere is a super massive black hole in the center of the Milky Way galaxy.TrueFalse
- 9. Multiple ChoiceThe super massive black hole at the Milky Way's center is 26 million times more massive than our Sun.TrueFalse
- 10. Multiple ChoiceThe Milky Way is approximately twice as old as the Solar System.TrueFalse
- 11. Multiple ChoiceThe Milky Way is currently merging with three smaller peripheral galaxies.TrueFalse
- 12. Multiple ChoiceWhen will the Milky Way and Andromeda collide?It's happening now.In 1 billion years from nowIn 5 billion years from nowIt will never happen.
- 13. Multiple ChoiceThe name of our galactic cluster is "The Local Group".TrueFalse
- 14. Multiple ChoiceHow many galaxies belong to the Local Group?ThreeAbout a dozenAround 30Hundreds
- 15. Multiple ChoiceThe largest galaxy in the Local Group is...TriangulumThe Milky WayCanis MajorAndromeda
- 16. Multiple ChoiceThe three largest galaxies in the Local Group include all of the following EXCEPT...TriangulumThe Milky WayCanis MajorAndromeda
- 17. Multiple ChoiceWhich of the following galaxies is closest to the Milky Way?TriangulumThe Milky WayCanis MajorAndromeda
- 18. Multiple ChoiceThe Local Group will eventually collide with another nearby cluster of galaxies called The Virgo Cluster.TrueFalse
- 19. Multiple ChoiceWhat force holds the contents of galaxies together?The weak nuclear forceThe electromagnetic forceGravityThe strong nuclear force
- 20. Multiple ChoiceThe universe is expanding.TrueFalse
- 21. Multiple ChoiceHow are galaxies moving away from each other?Spacetime between them is stretchingHubble's Law is causing further galaxies to travel away at a faster rateGravitational collapse is pulling clusters togetherThe movement of the galaxies is random
- 22. Multiple ChoiceTypes of galaxies include all of the following EXCEPT...SpiralEllipticalIrregularGalactic
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