Download Solar System Review Key

Astronomy
Solar System Review Sheet Key
Name ______________________________
Date ________
Period_______
Fill in the blanks below with the planets in order from the sun out. Circle the T if the planet is terrestrial or the J
if the planet is Jovian. Use can use the Idiot’s Guide to Astronomy books in cabinets 30/31 or the 5 computers
on the counter to help you complete these.
Sun, (T/)_Mercury_, (T/)_Venus_, (T/)_Earth_, (T/)_Mars_, (/J)_Jupiter_, (/J)_Saturn_, (/J)_Uranus_,
(/J)_Neptune_
Match the planet on the left with the correct moon(s) on the right. You may have more than one letter in each
blank.
__H___ 1. Saturn
___A__ 2. Mercury
__DI___ 3. Mars
___L__ 4. Uranus
___G__ 5. Earth
___E__ 6. Pluto
A. This planet has no moons.
B. Ganymede
C. Europa
D. Phobos
E. Charon
F. Callisto
G. Luna
H. Titan
I. Deimos
J. Triton
K. Io
L. Miranda
__A___ 7. Venus
__J___ 8. Neptune
_BCFK____ 9. Jupiter
Match the correct planets/objects on the right with the facts about them on the left.
___E__10. Only planet with liquid water
A. Mars
___J__11. Makes up 99.98% of solar system’s mass
B. Jupiter
___A__12. Named for the Roman god of war
C. Venus
__I___13. Least dense planet
D. Neptune
___D__14. Has large permanent storm called the Great Dark Spot E. Earth
___F__15. Smallest planet
F. Mercury
____B_16. Largest planet
G. Uranus
___A__17. Looks red because of iron oxide in crust
H. Pluto
___C__18. Brightest object in night sky except moon
I. Saturn
___E__19. Only planet with life as far as we know
J. Sun
___D__20. Named for the Greek god of the sea
___F__21. Average year is 0.24 Earth years long
___C__22. Hottest planet
___E__23. Does not show impact craters as badly as the others because of erosion
___J__24. 14 million degrees Celsius at its core
___H__25. Mostly rock and ice
___I__26. Famous for its rings
__B__27. Fourth brightest object in night sky
___A__28. Has largest mountain in solar system – Olympus Mons
___C__29. Average surface temperature is 440 K
___C__30. Named after the Roman goddess of love and beauty
___G__31. Its plane of revolution is not the same as all the others
___I__32. Second largest planet
___G__33. Has 15 moons named after Shakespeare characters
___D__34. Farthest blue or blue-green planet whose color comes from methane
___G__35. The other blue or blue-green planet whose color comes from methane
___B__36. Has a huge permanent storm called the Great Red Spot
___C__37. Planet once thought to be two “stars”
___B__39. Has 62 moons (at least) and the four largest are called Galilean moons
___G__40. Has extremely tilted axis
____E_41. Has few small craters because most things burn up in its dense atmosphere
___C__42. Showing that this planet had phases helped support the heliocentric theory
Match the object on the right with the facts on the left.
___B__43. Has dark “seas” called mares
A. Saturn’s Rings
___C__44. Spherical cloud that surrounds the solar system
B. Luna
___K__45. Largest moon in solar system
C. Oort Cloud
___A__46. So thin we can’t see it/them edge-on
D. Charon
___J__47. Believed to have been shattered and reassembled
E. Asteroid Belt
five or more times
F. Triton
___D__48. More than half as big as its planet
G. Europa
___I__49. Closest moon to Jupiter
H. Deimos
___N__50. Closest moon to Mars
I. Io
___B__51. One revolution = 27 1/3 days
J. Miranda
___N__52. Has a giant crater named Stickney
K. Ganymede
___I__53. Most geologically active moon in solar system
L. Titan
___H__54. Smallest moon in solar system
M. Callisto
___G__55. Smoothest object in solar system
N. Phobos
___M__56. Most heavily cratered object in solar system
___A__57. Made of seven major rings and thousands of ringlets
__L___58. Moon with the most substantial atmosphere
___F__59. Only jovian moon to orbit backwards
___C__60. Where most comets in our solar system come from
___M__61. Its largest crater is called Valhalla
___G__62. It may have a frozen ocean of salt water below its surface
___G__63. It may have had or still have life
___G__64. Only moon with liquid water
__HN___65. Named for the sun of Mars and Venus