science enrichment vocab

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Across
  1. 3. Theory that the earth was the center of the universe
  2. 5. A device used to make distant object appear much closer
  3. 6. a person who studies space
  4. 7. everything in space as a whole
  5. 10. the study of space beyond out atmosphere
  6. 11. The path of an object around another object in space
Down
  1. 1. Theory that states the sun in the center of the solar system
  2. 2. A hole in the surface of a planet or moon caused by a rock from space hitting the surface.
  3. 4. When an object travels around another object
  4. 6. An imaginary line going through the center of a spheres north and south poles.
  5. 8. A planets spin on its axis
  6. 9. A force that pulls objects towards the center of the earth,other planets or moons.