1. Semester 1 Review Jeopardy The Sun Rotation Vs Revolution Misc. Electromagnetic Spectrum Planets 100 200 300 400 500

2. Sunspots cycle every __________ years. Answer

3. 11 Home

4. Answer Our sun is a _________ sized star.

5. Home Medium

6. What 2 elements make up most of the sun’s mass? Answer

7. helium and hydrogen Home

8. Sudden disturbances in the Earth’s magnetic field are called __________ Answer

9. geomagnetic storms Home

10. The process by which the sun generates energy Answer

11. Nuclear Fusion Home

12. Because Earth’s revolution takes 365 ¼ days, ___________ was established. Answer

13. Home Leap Year

14. The Coriolis effect provides evidence that the Earth (rotates or revolves) Answer

15. Rotation on its axis Home

16. A constellation’s changing position in the sky over a period of several weeks is evidence of (rotation or revolution) Answer

17. Revolution around the sun Home

18. Who proposed a heliocentric model of our solar system? Answer

19. Copernicus Home

20. What occurs when one celestial body passes through the shadow of another? Answer

21. Home. Eclipse

22. What milestone in human space exploration took place in 1969? Answer

23. First man on the moon Home

24. Answer What happens when the shadow of one celestial body falls on another?

25. Home Eclipse

26. A body that orbits a celestial body that is greater in mass is a________ Answer

27. Satalite Home

28. The Milky Way is a _______ galaxy. Answer

29. Spiral Home

30. What 3 conditions are necessary to support life on Earth? Answer

31. Oxygen, Temperature, Water Home

32. Answer Different colors are the result of ____________.

33. Varying wavelengths of light Home

34. A star moving away from Earth has a spectrum that is shifted toward _____ Answer

35. Red Home

36. visible light, radio waves, X rays, infrared light, and ultraviolet light Answer

37. Electromagnetic Spectrum Home

38. A star moving toward you shifts to what color? Answer

39. Home Blue

40. Answer Analyzing the light a star emits can tell astronomers what 2 things?

41. temperature and composition Home

42. Which celestial body was changed from being a planet to a dwarf planet? Answer

43. Pluto Home

44. The Earth formed approximately how many years ago? Answer

45. 4.6 billion years Home

46. The time it takes for a body to complete a single orbit. Answer

47. Orbital Period Home

48. Usually seen close to Earth’s magnetic poles Answer

49. Auroras Home

50. Time when the Northern Hemisphere has the fewest daylight hours Answer

51. Winter Solstice Home