2. Jeopardy Spiral Galaxy Elliptical Galaxy Irregular Galaxy Star Clusters Differences between galaxies Q $100 Q $200 Q $300 Q $400 Q $500 Q $100 Q $200 Q $300 Q $400 Q $500 Final Jeopardy

3. $100 Question from Spiral Galaxy What is an example of a spiral galaxy

4. $100 Answer from Spiral Galaxy Milky way

5. $200 Question from Spiral Galaxy What is the halo

6. $200 Answer from Spiral Galaxy Glow surrounding the whole structure

7. $300 Question from Spiral Galaxy What is the disk circling the whole galaxy made out of?

8. $300 Answer from Spiral Galaxy Gas, dust, and newly formed stars

9. $400 Question from Spiral Galaxy What does it look like from the side?

10. $400 Answer from Spiral Galaxy Paper plate with an orange inserted into its centre

11. $500 Question from Spiral Galaxy What does it look like viewed from above?

12. $500 Answer from Spiral Galaxy Pinwheel with many “arms” spiraling out from the centre core

13. $100 Question from Elliptical Galaxy Elliptical galaxies contain some of the _____ _____ in the universe

14. $100 Answer from Elliptical Galaxy Oldest stars

15. $200 Question from Elliptical Galaxy What are elliptical galaxies known for being?

16. $200 Answer from Elliptical Galaxy The largest

17. $300 Question from Elliptical Galaxy What are two examples of possible shapes of elliptical galaxies

18. $300 Answer from Elliptical Galaxy Football or a cigar

19. $400 Question from Elliptical Galaxy How many galaxies are elliptical?

20. $400 Answer from Elliptical Galaxy Over half

21. $500 Question from Elliptical Galaxy What are the possible ranges/shapes for elliptical galaxies?

22. $500 Answer from Elliptical Galaxy From a perfect sphere to a stretched out ellipse

23. $100 Question from Irregular Galaxy What are the three major types of irregular galaxies?

24. $100 Answer from Irregular Galaxy Irr-I, Irr-II, Dirr galaxy

25. $200 Question from Irregular Galaxy Do irregular galaxies make up a quarter of all galaxies?

26. $200 Answer from Irregular Galaxy Yes.

27. $300 Question from Irregular Galaxy What were irregular galaxies once known to be?

28. $300 Answer from Irregular Galaxy Spiral or Elliptical Galaxies

29. $400 Question from Irregular Galaxy Do irregular galaxies have a regular shape such as spiral arms or an obvious central bulge?

30. $400 Answer from Irregular Galaxy No.

31. $500 Question from Irregular Galaxy What are irregular galaxies made out of?

32. $500 Answer from Irregular Galaxy A mixture of newly forming stars and old stars

33. $100 Question from Star Clusters What are two types of star clusters?

34. $100 Answer from Star Clusters Globular and open clusters

35. $200 Question from Star Clusters What are globular clusters composed of?

36. $200 Answer from Star Clusters As many as 1 million stars

37. $300 Question from Star Clusters What is a star cluster?

38. $300 Answer from Star Clusters A type of distinct formations of stars

39. $400 Question from Star Clusters What do open clusters contain?

40. $400 Answer from Star Clusters From a few hundred stars to a few tens of thousands of stars

41. $500 Question from Star Clusters What holds globular clusters together?

42. $500 Answer from Star Clusters Their mutual gravity

43. $100 Question from Differences between galaxies How are elliptical and spiral galaxies different?

44. $100 Answer from Differences between galaxies Spiral are always the same shape, but elliptical can range in shape

45. $200 Question from Differences between galaxies What happens the faster a galaxy spins?

46. $200 Answer from Differences between galaxies The flatter it will become.

47. $300 Question from Differences between galaxies Name three ways in which galaxies can differ.

48. $300 Answer from Differences between galaxies Galaxies can differ in size, mass, colour, brightness, and speed of spin

49. $400 Question from Differences between galaxies Some galaxies grow into supergiants where as others remain relatively small and are classified as _____?

50. $400 Answer from Differences between galaxies Galaxies that remain relatively small are classified as dwarfs.

51. $500 Question from Differences between galaxies How can differences of size, mass, colour, brightness, and speed of spin be determined?

52. $500 Answer from Differences between galaxies It can be determined by the amount of stars, types of stars, and the amount and types of gas and dust making up a galaxy

53. Final Jeopardy What did Edwin Hubble discover in 1925?

54. Final Jeopardy Answer The Andromeda Galaxy