2. Jeopardy Planetary Motion Sun Inner Planets Outer Planets Solar System Q $100 Q $200 Q $300 Q $400 Q $500 Q $100 Q $200 Q $300 Q $400 Q $500 Final Jeopardy

3. Planetary Motion 100 The Earth’s rotational axis is tilted ______ from the vertical.

4. What is “23.5 o ”? Planetary Motion 100

5. Day and night are caused by the ______ of the Earth on its axis. Planetary Motion 200

6. What is “rotation”? Planetary Motion 200

7. The type of motion pictured below Planetary Motion 300

8. What is “precession”? Planetary Motion 300

9. Planetary Motion 400 Name the season North Carolina is in as shown in the diagram below and explain why.

10. What is “winter because the Earth is tilted away from the sun”? Planetary Motion 400

11. Does the moon orbit the Earth around a point that is midway between the Earth and moon or is that point below Earth’s surface? Name the point that balances the masses of the Earth and moon. Planetary Motion 500

12. What is “the point is about 1700 km below the Earth’s surface and is called the barycenter”? Planetary Motion 500

13. Sun 100 The visible surface of the sun that radiates the light we see.

14. What is the “photosphere”? Sun 100

15. Sun feature shown in the diagram below: Sun 200

16. What is a “prominence”? Sun 200

17. Name the sun features shown here and the potentially dangerous phenomena associated with them. Sun 300

18. What are “sunspots and solar flares”? Sun 300

19. Sun’s Power What “fuel” powers the sun? What process is the fuel used to create energy? Into what gas is this “fuel” converted? Where does this occur in the sun? Sun 400

20. What is “Hydrogen fuel Nuclear fusion Creates helium Occurs in the sun’s core”? Sun 400

21. The diagram below is a(n) ________. Plants contain what green pigment to trap visible light. Plants and other producers most strongly absorb ____ light. Sun 500

22. What is “Electromagnetic spectrum Chlorophyll Red and blue light”? Sun 500

23. The inner planets are also known as the __________ planets since they are largely composed of metallic minerals. Inner Planets 100

24. What is “rocky or terrestrial”? Inner Planets 100

25. Earth’s twin planet Inner Planets 200

26. What is “Venus”? Inner Planets 200

27. Planet with the greatest temperature extremes Inner Planets 300

28. What is “Mercury”? Inner Planets 300

29. Inner planet with huge volcanoes and canyons—much larger than those on Earth Inner Planets 400

30. What is “Mars”? Inner Planets 400

31. The surface of Venus was mapped by radar because… Inner Planets 500

32. What is Venus is covered in such thick clouds visible light cannot penetrate the atmosphere. Inner Planets 500

33. The outer planets are also known as Jovian planets or _____ _______, referring to their size and composition. Outer Planets 100

34. What are the “gas giants”? Outer Planets 100

35. The planet that rotates on its side as it orbits the sun Outer Planets 200

36. What is “Uranus”? Outer Planets 200

37. Outer Planets 300 Windy Planet with Great Dark Spot

38. What is “Neptune”? Outer Planets 300

39. This planet would float in water Outer Planets 400

40. What is “Saturn”? Outer Planets 400

41. Name two of the four major ice compounds found in the outer planets as atmospheres or rings Outer Planets 500

42. What are “carbon dioxide, water, ammonia, and methane”? Outer Planets 500

43. A meteoroid that has made it to the surface of the Earth is called a ____. Solar System 100

44. What is a “meteorite”? Solar System 100

45. Solar System 200 The birthplace of solar systems seen below, rotating clouds of dust and gas

46. What is “a nebula or nebulae (plural)”? Solar System 200

47. Solar System 300 The planet that is believed to have a liquid hydrogen surface

48. Solar System 300 What is “Jupiter”?

49. Solar System 400 Name two of the three volcanically active bodies in our solar system.

50. Solar System 400 What are “Earth, Io ( a moon of Jupiter) and Neptune’s moon Triton”?

51. Identify the comet structure indicated below and give one of the two regions from which most comets originate Solar System 500

52. What is “the coma and the Kuiper Belt or Oort Cloud”? Solar System 500

53. Final Jeopardy An apparent change in the frequency or wavelength of sound or light as it moves toward or away from an observer is known as this…Explain how this phenomenon has been used by scientists to explain the universe is expanding.

54. Final Jeopardy Answer What is “the Doppler effect and all light studied from stars or galaxies has been red (so moving away)”?