The Solar System

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Across
  1. 4. Moves around the sun in an oval-shape orbit.
  2. 8. Belt located between Mars and Jupiter.
  3. 10. Object that orbits the Earth.
  4. 13. Object that orbits the Sun and has a nearly spherical shape.
  5. 14. Proposed that Earth and the other planets revolve around the Sun.
Down
  1. 1. Movement of an object around in its own axis.
  2. 2. Discovered that planet's orbits are ellipses, not
  3. 3. Movement of an object around the Sun.
  4. 5. The word ''planet'' comes from the Greek word...
  5. 6. Force that pulls the planets and keep them moving around the Sun.
  6. 7. Amount of objects classified as planets in the solar system.
  7. 9. The invention of this object led to the discovery of additional planets.
  8. 11. Largest object in our solar system.
  9. 12. Example of a dwarf planet.