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- 1. Multiple ChoiceGalaxies are composed of (best answer)starsstars and gasstars, dust, and gasstars, dust, and gas held together by gravity
- 2. Multiple ChoiceThe Milky Way Galaxy is aspirallenticularellipticalirregular
- 3. Multiple Choice
What type of galaxy is this?SpiralEllipticalIrregularIrrational - 4. Multiple ChoiceWhat type of galaxy is this?SpiralEllipticalIrregularIrrational
- 5. Multiple ChoiceDistance measurement used by astronomers for distant objects.KilometersLight YearsMilesLight Seconds
- 6. Multiple ChoiceWhat is not a galaxy?Optical GalaxySpiral GalaxyElliptical GalaxyIrregular Galaxy
- 7. Multiple ChoiceHow many stars are in a galaxy.millions or billionsthousandshundredsTen
- 8. Multiple ChoiceWhat type of galaxy is this?SpiralEllipticalIrregularIrrational
- 9. Multiple ChoicePlace these objects in order from smallest to largest.Planets, solar system, universe, galaxySolar system, planets, galaxy, universePlanets, solar system, galaxy, universeGalaxy, solar system, planets, universe
- 10. Multiple ChoiceThe most abundant type of galaxy in the universe is an...Spiral GalaxyElliptical GalaxyIrregular Galaxy
- 11. Multiple ChoiceWhat type of galaxy is this?SpiralEllipticalIrregularIrrational
- 12. Multiple ChoiceThe type of galaxy that is composed of the older stars and low-mass stars.SpiralEllipticalIrregularConstellation
- 13. Multiple ChoiceThe type of galaxy that is the leftovers of two colliding galaxies is called the...Spiral GalaxyElliptical GalaxyIrregular GalaxyConstellation Galaxy
- 14. Multiple ChoiceWhat type of galaxy has no defined pattern or shape?SpiralEllipticalIrregularConstellation
- 15. Multiple Choice
How old is the Milky Way?
13.7 billion years old
12 billion years old
13.7 million years old
13.7 trillion years old
- 16. Multiple Choice
What galaxy do we live in?
Irregular Galaxy
Spiral Galaxy
Elliptical Galaxy
The toilet
- 17. Multiple Choice
What holds a galaxy together?
pressure
glue
gravity
planets
- 18. Multiple Choice
Which type of galaxy is a flat, rotating disk of billions of stars, gas and dust with a central concentration of stars?
Spiral
Elliptical
Irregular
Triangular
- 19. Multiple Choice
Where are we located within our galaxy?
On one of the spiral arms
On the outer edge
In between 2 of the spiral arms
In the center bulge
- 20. Multiple Choice
The classification of Galaxy is based on its observable characteristics. Which of these characteristics is used to classify galaxies?
shape
temperature
types of forces
chemical elements
- Answer choicesTagsAnswer choicesTags