A) 1930 B) 1950 C) 1900 D) 2000
A) Galileo Galilei B) Isaac Newton C) Clyde Tombaugh D) Albert Einstein
A) 3.67 billion miles B) 100 million miles C) 20 million miles D) 1 billion miles
A) Gas giant B) Dwarf planet C) Asteroid D) Comet
A) New Horizons B) Voyager 1 C) Cassini D) Hubble Space Telescope
A) Nix B) Styx C) Charon D) Hydra
A) 248 Earth years B) 10 Earth years C) 365 Earth days D) 100 Earth years
A) Oxygen B) Nitrogen C) Carbon dioxide D) Helium
A) In the Kuiper belt B) Between Mars and Jupiter C) Beyond Neptune's orbit D) In the asteroid belt
A) Fourth largest B) Third largest C) Largest known D) Second largest
A) Eris B) Charon C) Uranus D) Neptune
A) Carbon and hydrogen B) Silicon and magnesium C) Ice and rock D) Iron and nickel
A) Twice the Moon's mass B) Equal to the Moon's mass C) Roughly one-sixth of the Moon's mass D) Half the Moon's mass
A) 20 to 35 astronomical units B) 30 to 49 astronomical units C) 40 to 60 astronomical units D) 25 to 45 astronomical units
A) 10 hours B) 3 hours C) 5.5 hours D) 7 hours
A) A stable orbital resonance B) Neptune's orbit around Pluto C) Pluto's high speed D) Gravitational pull of the Sun
A) Five B) Six C) Three D) Four
A) Pluto has no atmosphere. B) They orbit each other in perfect circles. C) The barycenter of their orbits does not lie within either body, and they are tidally locked. D) Charon is larger than Pluto.
A) June 10, 1997 B) August 25, 2006 C) September 12, 1989 D) July 14, 2015
A) 2025 B) 2100 C) 2178 D) 2200
A) Pluto B) Cronus C) Jupiter D) Minerva
A) Falconer Madan's initials B) Percival Lowell's initials C) Venetia Burney's initials D) Herbert Hall Turner's initials
A) Cronus B) Minerva C) Jupiter D) Percival
A) Mickey Mouse's canine companion, also named Pluto B) Pluto the dog itself C) Donald Duck D) Goofy
A) Glenn T. Seaborg B) Ernest W. Brown C) Walt Disney D) Ben Sharpsteen
A) Lowell had insider information about Pluto B) The prediction was based on solid evidence C) Lowell accurately predicted the position and orbit of Pluto D) It was a coincidence that it matched Pluto's orbit
A) 1992 B) 1978 C) 2000 D) 1985
A) Hayden Planetarium B) California Academy of Sciences C) Smithsonian National Air and Space Museum D) American Museum of Natural History
A) Brian G. Marsden B) Michael E. Brown C) Neil deGrasse Tyson D) Carl Sagan
A) Massachusetts Institute of Technology B) Stanford University C) Harvard University D) University of California, Berkeley
A) Widespread support B) Scientific debate only C) Public outcry D) General indifference
A) Neil deGrasse Tyson B) Carl Sagan C) Brian G. Marsden D) Michael E. Brown
A) Comets B) Trans-Neptunian objects C) Asteroids D) Meteoroids
A) 2006 B) 1985 C) 2012 D) 1999
A) ESA B) IAU C) JPL D) NASA
A) Julio Ángel Fernández B) Marc W. Buie C) Gonzalo Tancredi D) Alan Stern
A) Plutoid B) Dwarf planet C) Sub-planet D) Minor planet
A) Arizona B) New Mexico C) California D) Illinois
A) Dwarfed B) Plutoed C) Demoted D) Downgraded
A) Illinois B) Arizona C) New Mexico D) California
A) Over 17 degrees B) Exactly 90 degrees C) Less than 5 degrees D) Zero degrees
A) About 57 AU B) About 11 AU C) About 8 AU D) About 17 AU
A) 180° B) 45° C) 60° D) 90°
A) Newton's law B) Kozai mechanism C) Kepler's laws D) Heliocentric theory
A) 180° B) 52° C) 38° D) 90°
A) 38° B) 90° C) 180° D) 52°
A) Kozai mechanism B) 1:1 superresonance C) Jovian planetary alignment D) 2:3 mean-motion resonance
A) 24 B) 3 C) 6.387 D) 12
A) 90° B) 120° C) 180° D) 45°
A) -100 °C B) -10 °C C) -240 °C D) -50 °C
A) 25% B) More than 98% C) 50% D) 75%
A) Near the equator B) At the poles C) Anti-Charon face D) Around 300° east
A) Sputnik Planitia B) Belton Regio C) Tombaugh Regio D) Brass Knuckles
A) Impact cratering B) Glaciological interactions C) Volcanic activity D) Tectonic shifts
A) 200–300 μm B) 500–600 μm C) 400–500 μm D) 100–150 μm
A) Sputnik Planitia B) Tombaugh Regio or 'Heart' C) Brass Knuckles D) Belton Regio or 'Whale'
A) Belton Regio or 'Whale' B) Tombaugh Regio or 'Heart' C) Brass Knuckles D) Sputnik Planitia
A) From the center towards surrounding mountains B) Towards the center from surrounding mountains C) In a circular pattern around Sputnik Planitia D) Randomly without direction
A) 2376.6 km B) 1700 km C) 2000 km D) 1500 km
A) 70% B) 30% C) 90% D) 50%
A) Ethane B) Liquid water C) Ammonia D) Methane
A) 2,370 km B) 2,360 km C) 2,376.6 km D) 2,368 km
A) Alice UV Spectrometer B) Venetia Burney Student Dust Counter C) Ralph Telescope D) Long Range Reconnaissance Imager (LORRI)
A) It completely disappeared. B) It became denser than Mars' atmosphere. C) The presence of oxygen was confirmed. D) Its atmospheric pressure had fallen by 20%
A) Cools the surface B) Has no significant effect C) Causes volcanic activity D) Heats up the surface
A) 1978 B) 2005 C) 2012 D) 2011
A) 18:22:33 B) 1:2:3 C) 6:9:12 D) 3:4:5
A) Satellite B) Rogue C) Quasi-satellite D) Trojan
A) Pluto B) Neptune C) Uranus D) Saturn
A) Oort cloud B) Trojan asteroids C) Scattered disc D) Asteroid belt
A) 12.8 B) 14.5 C) 13.65 D) 15.1
A) 0.05 inches B) 0.22 inches C) 0.30 inches D) 0.11 inches
A) Thousands of kilometers across B) A few meters across C) Several hundred kilometers across D) Tens of kilometers across
A) Mars B) Jupiter C) Venus D) Saturn
A) December 31, 2016, at 11:59 pm ET B) January 1, 2017, at 06:00 am ET C) July 14, 2015, at 12:00 pm ET D) October 25, 2016, at 05:48 pm ET
A) Wind turbine energy system B) Nuclear fission-based reactor C) Fusion-enabled based on the Princeton field-reversed configuration reactor D) Solar-powered with traditional solar panels
A) Southern hemisphere B) Eastern hemisphere C) Northern hemisphere D) Western hemisphere
A) Ultraviolet imaging B) Charon-shine C) Direct sunlight reflection D) Infrared scanning |