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Comets, Asteroids, And Meteors


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Comets, Asteroids, And Meteors

  1. 1. Comets, Asteroids, and Meteors- Oh My!
  2. 2. Comets <ul><li>Definition: chunks of ice and dust that usually has a long, narrow elliptical orbit </li></ul><ul><li>Comet means long haired star </li></ul>
  3. 3. Comet <ul><li>3 parts: </li></ul><ul><ul><li>Nucleus </li></ul></ul><ul><ul><li>Coma </li></ul></ul><ul><ul><li>Tail: always points away from sun </li></ul></ul><ul><ul><li>Nucleus and coma make up the head . </li></ul></ul>
  4. 4. Comet
  5. 5. Famous Comets Hale- Bopp
  6. 6. More…
  7. 7. More… Comet Hyakutake 1996
  8. 8. More…
  9. 9. More…
  10. 10. Asteroids <ul><li>Definition: objects that are too small and numerous to be considered planets </li></ul><ul><li>Very rocky </li></ul>
  11. 11. Asteroid Belt The region between the orbits of Mars and Jupiter, where many asteroids are found.
  12. 12. Asteroids…
  13. 13. More Asteroid Belt…
  14. 14. Meteors <ul><li>3 types: </li></ul><ul><li>Meteor: a streak of light in the sky produced by the burning of a meteoroid in Earth’s atmosphere </li></ul><ul><li>Meteoroid: a chunk of rock or dust in space </li></ul><ul><li>Meteorite: a meteoroid that has hit Earth’s surface </li></ul>
  15. 15. Meteors…
  16. 16. More…