1) True or False: A dwarf planet is known as an object orbiting the Sun (but is not a moon) with enough mass to gravitational pull itself into a spherical shape, yet not enough gravity to clear out planetesimals from its surroundings. a) True b) False 2) What is the main difference between a planet and a dwarf planet a) location b) color c) size d) names 3) True or False: Each known dwarf planet in our solar system is actually smaller than Earth’s Moon. a) True b) False 4) Pluto is what kind of solar system object? a) Asteroid b) Kuiper Belt Object c) Gas Giant d) Terrestrial Planet 5) True or False: There are 5 dwarf planets, and 9 main planets, including Earth a) True b) False 6) Which is not a moon of Pluto? a) Charon b) Styx c) Hydra d) Dysnomia 7) Which space probe has visited Pluto? a) Pioneer 10 b) New Horizons c) Voyager 6 d) Dawn 8) What color is Pluto? a) Black b) Pale Blue c) Red d) Green 9) Which is Pluto's largest moon? a) Nix b) Hydra c) Charon d) Kerberos 10) When was Pluto discovered? a) 1781 b) 1978 c) 1930 d) 1846 11) Which telescope discovered four of Pluto's moons? a) Hubble Space Telescope b) Keck Observatory c) Palomar Obsrvatory d) Caltech Submillimeter Observatory 12) In 2006, the International Astronomical Union created what category of object for Pluto? a) Asteroidal satellite b) Dwarf Planet c) Small Body d) Planetesimal 13) True or False: IAU stands for International Astronomical Union in Paris  a) True b) False 14) According to IAU, for a celestial body to be a planet it needs to fill three essential criteria. Which one of these is NOT a criteria.  a) The object should be over 400 years in age. b) The object should revolve around the sun.  c) The object should be spherical in shape.  d) The area around the planets object should not have any equivalent or a bigger celestial body. It should clear asteroids and dwarf planets out of its way.  15) Which one of the three criteria does Pluto not follow, which is why it is considered a dwarf planet? a) The object should revolve around the sun. b) The object should be spherical in shape. c) The area around the planets object should not have any equivalent or a bigger celestial body. It should clear asteroids out of its way.   16) Other Dwarf Planets are called: a) Haumea & Make Make & Eris b) Make Make & Europa & Callisto c) Europa & Haumea & Make Make d) Haumea & Callisto & Eris e) Callisto & Make Make & Haumea 17) True or False: New Horizons spacecraft made it historic sweep past the planet in 2015 and discovered a big heart on its surface. a) True b) False 18) What is beneath Pluto's Heart, the giant slush ocean which is a vast plain on the planet pluto covered with nitrogen ice called? a) Orion Nebula b) Helix Nebula c) Tombaugh Regio d) Beta Pictoris 19) Where is Planet Pluto located? a) Kuiper Belt b) Asteroid Belt c) Oort Cloud 20) True or False: Planet Pluto is a donut-shaped region of ice bodies beyond the orbit of Neptune.  a) True b) False 21) True or False: Kuiper Belt Objects (KBO's) & Trans-Neptunian Objects (TNO's) are collectively referred to as the same thing. a) True b) False 22) Which color is the snow on Planet Pluto? a) blue b) red c) yellow d) black e) white f) clear 23) True or False: Pluto is about 1,400 miles (2,380km) wide. a) True b) False 24) How many Earth years is a year on Pluto a) 256 b) 248 c) 356 d) 106 e) 504 25) A day on Pluto last ___________ hours. a) 130 b) 147 c) 153 d) 109 e) 98 26) Pluto has _________ known moons.  a) 2 b) 3 c) 4 d) 5 e) 6 27) True or False: Pluto has a ring system a) True b) False 28) True or False: Pluto's surface could sustain life. a) True b) False 29) True or False: Pluto was named after an 11 year old girl. a) True b) False 30) True or False: Pluto's orbit around the sun is unusual compared t the planets: it is both elliptical and tilted. a) True b) False 31) What is Planet Pluto composed of? a) carbon, nitrogen, methane b) methane, lithium, oxygen c) carbon, oxygen, lithium d) carbon, methane, oxygen e) lithium, nitrogen, methane

Planet Pluto

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