1. 2 pt 3 pt 4 pt 5 pt 1 pt 2 pt 3 pt 4 pt 5 pt 1 pt 2 pt 3 pt 4 pt 5 pt 1 pt 2 pt 3 pt 4 pt 5 pt 1 pt 2 pt 3 pt 4 pt 5 pt 1 pt The Sun Stars and Galaxies PlanetsGrab Bag Solar System FJ

2. These are a cooler, dark areas on the suns surface

3. Sunspots

4. The sun appears to be the brightest star in the sky because it is the _________ to the earth.

5. Closest

6. Solar fusion appears in the ___________ of the sun.

7. Core

8. From the suns yellow color, you can infer that it is of average __________

9. Temperature

10. The Hertzsprung-Russel diagram shows the sun is this

11. G5 star

12. This is the galaxy that contains earth

13. Milky Way

14. These are the colors of the hottest and coldest stars

15. Hottest: bluish-white Coldest: red

16. A stars brightness is related to its distance and its ________

17. Temperature

18. The three types of galaxies include what?

19. Spiral, Elliptical, and Irregular

20. The amount of light received on earth from a star

21. Apparent Brightness

22. Earth-like planets are known as what?

23. Terrestrial Planets

24. Large chuck of ice, dust, gasses, and rock that orbit the sun

25. Comet

26. A body of matter that travels around the sun

27. Planet

28. The larger planets in the solar system are composed primarily of what?

29. Gasses

30. Name the nine planets in order from the sun starting with the closest to the sun

31. Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune, Pluto

32. Distances in space are measured in what?

33. Light Years

34. Solar energy is produced in what process?

35. Fusion

36. This is known as the birth place of a comet

37. Oort Cloud

38. He was the first scientist to hypothesize that planets orbit the sun

39. Copernicus

40. To what do some scientist accredit global warming?

41. Greenhouse Effect

42. This planet is known as Earths twin or sister planet

43. Venus

44. The Red Planet

45. Mars

46. This is the second largest and lightest planet in the solar system

47. Saturn

48. What is Jupiters Great Red Spot?

49. A Storm

50. What is the name of Plutos moon?

51. Charon

52. What is the term used to describe the distance from the sun to the earth? (93,000,000 miles) Distances Astronomical Unit (1 AU)