51. What is the name of the moon of Neptune that has geysers of icy particles?
a) Triton
b) Nereid
c) Proteus
d) Charon
Answer: a) Triton
52. Which planet is sometimes called the “evening star” or “morning star”?
a) Venus
b) Mars
c) Mercury
d) Uranus
Answer: a) Venus
53. What is the name of the dwarf planet that was demoted from being a planet in 2006?
a) Ceres
b) Haumea
c) Pluto
d) Eris
Answer: c) Pluto
54. Which planet has the strongest magnetic field in the solar system?
a) Earth
b) Mercury
c) Jupiter
d) Uranus
Answer: c) Jupiter
55. What is the name of the moon of Uranus that is known for its tilted orbit?
a) Miranda
b) Ariel
c) Umbriel
d) Miranda
Answer: d) Miranda