1. Rings around Uranus were discovered
a. In photographs taken at high altitude observatory on earth
b. In photographs taken from a satellite orbiting earth
c. By observations of stellar occultation
d. When voyager 2 flew passed it in 1986
e. Uranus doesn't have rings
2. Which of the following is NOT true about the magnetic fields or Uranus and Neptune
a. They are both highly inclines with respect to their planets rotation axis
b. They are both off-center
c. They are produced by a layer of liqud metallic hydrogen
d. Their strengths vary over the surfaces of their planets
e. They were discovered by voyager 2
3. Which of the following is NOT true of Pluto's largest moon?
a. Pluto's largest moon is named Charon
b. Pluto's largest moon was discovered in 1978 by James Christy
c. Pluto's largest moon is half the size of Pluto
d. Pluto's largest moon orbits Pluto in one month
e. The discovery of Pluto's largest moon allowed astronomers to measure the mass of Pluto
4. ----- is a moon of Neptune with retrograde decaying orbit
a. Titan
b. Triton
c. Miranda
d. Mimas
e. Nereid
5. Uranus was discovered in 1781 by -----
a. William Herschel
b. Galileo
c. John couch Adams
d. Adams and LeVerrier
e. Urbain Jean Joseph Lee Verner
6. The blue color of Uranus and Neptune is due to -----
a. Methane in their atmospheres absorbing red light
b. Ammonia in their atmospheres absorbing red light
c. Water in their atmospheres
d. The scattering of blue light by dust particles in their atmospheres
e. Liquid metallic hydrogen in their atmospheres
7. The great dark spot is
a. A storm system, similar to Jupiter's great red spot, seen by voyager 2 on Pluto
b. A storm system, similar to Jupiter's great red spot, seen by voyager 2 on Uranus
c. A storm system, similar to Jupiter's great red spot, seen by voyager 2 on Neptune
d. A dark spot seen in Neptune's rings
e. A dark spot on Neptune's moon triton
8. Pluto is currently classified as
a. An steroid
b. A planet
c. A dwarf planet
d. An ice planet
e. A comet
9. Clyde Tombaugh discovered Pluto in 1930
a. By noticing it moved against the stars
b. By observing a stellar occultation
c. By noticing a wobble in the orbit of Jupiter
d. Accidentally while searching for comets
e. Pluto was discovered by Galileo
10. Which of the following is not true about Uranus
a. It has more storm systems in its atmosphere than Jupiter
b. It appears to lack an internal heat source
c. It has extreme seasons
d. It rotates in a retrograde direction
e. Its rotation axis is nearly in the planet of its orbit so it orbits on its side