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Edpuzzle: Scale of the Universe!
1. What are moons considered?
2. How does our Moon compare to Pluto?
3. Which of the following is NOT a criterion to be a planet?
4. About how many planets outside of our solar system have been identified?
5. In terms of volume, how many Earths could fit in the Sun?
6. What is the average number of stars in a galaxy?
7. Which of these best describes a galaxy?
8. How wide is the Milky Way galaxy?
9. About how many galaxies are there in the observable Universe?
10. On average, how many planets orbit each star in a galaxy?
11. Which option lists the objects from the smallest to the largest?
