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Dwarf Planets

Dwarf Planets. By Lindsey. What is a dwarf planet?. It is a celestial body orbiting the Sun It has it’s own gravity It has not cleared it’s surrounding area in space of planetesimals It must apply to all of the rules above. Some Dwarf Planets. Ceres Pluto Haumea Makemake Eris. Ceres.

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Dwarf Planets

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  1. Dwarf Planets By Lindsey

  2. What is a dwarf planet? • It is a celestial body orbiting the Sun • It has it’s own gravity • It has not cleared it’s surrounding area in space of planetesimals • It must apply to all of the rules above

  3. Some Dwarf Planets • Ceres • Pluto • Haumea • Makemake • Eris

  4. Ceres • Ceres is the only dwarf planet in the asteroid belt. It has no moons. It is named after the Roman goddess of agriculture, Ceres. • It takes Ceres 1680.5 days to complete its orbit. • Ceres is the smallest dwarf planet. It is smaller than the moon. • Ceres used to be classed as an asteroid.

  5. Pluto • Pluto has three moons, Hydra, Charon, and and Nix. • Pluto used to be a planet. • Pluto’s orbital period is 90,613.305 days. • Pluto was named by Venetia Burney, an eleven year old schoolgirl. • Pluto is named after the god of the underworld.

  6. Haumea • Haumea has two moons, Namaka and Hi’iaka. • Haumea was discovered in 2005. • Haumea is actually an oval shape.

  7. Makemake • Makemake was discovered near Easter, in 2005. Hence, it was named Makemake, a god of the native peoples of Easter Island, as a memory of it’s time of discovery. • Makemake has no moons. • Makemake’s orbital period is 113,183 days. • This picture of Makemake (above, right) is actually an artist’s conception, not an actual photo.

  8. Eris • Eris is the biggest dwarf planet. • Eris has one moon, Dysnomia. • Eris has more mass than Pluto. • The picture (right) is of Eris and it’s moon.

  9. I hope you were paying attention… POP QUIZ!!!! • Question 1: Can you name all 5 of the dwarf planets? • Question 2: How long does it take for Ceres to orbit once around the Sun? • Question 3: When was Makemake discovered? • Question 4: Which dwarf planet is the biggest, and which is the smallest? • Question 5: Who named Pluto?

  10. Pop Quiz Answers • Question 1: Ceres, Pluto, Haumea, Makemake, Eris. • Question 2: 1680.5 days • Question 3: 2005 • Question 4: Eris and Ceres • Question 5: Venetia Burney • 5 questions- 100% 4 questions-80% 3 questions-60% 2 questions-40% 1 question-20% 0 questions-FAIL!!!!! 0%

  11. Sources • Ceres-http://www.lunarplanner.com/asteroids-main/index.html • Eris-http://caveofknowledge.com/history-2/eris/ • Pluto-http://www.dimensionsguide.com/what-is-the-size-of-pluto/ • Haumea-http://apod.nasa.gov/apod/ap080923.html • Makemake-http://www.universetoday.com/15535/newest-dwarf-planet-and-plutoid-makemake/ • Makemake-http://en.wikipedia.org/wiki/Makemake_(dwarf_planet)

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