Copernico

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Across
  1. 3. Branch of mathematics used by Copernicus to support his theory
  2. 4. Term used to describe the change in scientific thought brought about by Copernicus
  3. 7. Greek god of the sun, after whom the heliocentric model was named
  4. 9. Italian astronomer who provided further evidence for the heliocentric model
  5. 11. A building or structure used for observing celestial objects
  6. 14. Celestial body proposed by Copernicus as the center of the solar system
  7. 15. Polish astronomer who proposed the heliocentric model of the solar system
Down
  1. 1. Copernicus's book in which he laid out his heliocentric theory
  2. 2. Imaginary sphere surrounding Earth on which the stars were thought to be fixed in the geocentric model
  3. 5. The apparent shift in position of an object when viewed from two different locations, which provided evidence for the heliocentric model.
  4. 6. Danish astronomer who made detailed observations of the planets and stars to support Copernicus's theory
  5. 8. Celestial bodies that orbit around the sun
  6. 10. The scientific study of celestial objects and phenomena
  7. 12. Circular paths that planets were thought to follow in the geocentric model of the solar system
  8. 13. Apparent backwards motion of planets in the sky observed in the geocentric model