Models of Solar System

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Across
  1. 2. The theory which states that the sun is at the center of the solar system.
  2. 3. The theory which states that the Earth is at the center of the solar system.
  3. 4. He came up with the geocentric theory hundreds of years before Galileo was born.
  4. 7. He came up with the heliocentric theory although Galileo was the first scientist to confirm that it was true.
  5. 9. Galileo relied on this method and not on traditional beliefs.
  6. 10. An object that allows scientists to make better observations about objects in space.
Down
  1. 1. The progress humans have made in scientific thought.
  2. 5. He confirmed that the heliocentric model was correct even though the Catholic Church did not believe him.
  3. 6. A collection of ideas about what scientists believe to be true.
  4. 8. A small scale object used to represent a large scale object.