Ch 20 Sec 1 Vocab "Ideas of the Enlightenment"

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Across
  1. 2. – A major change in ideas or practices, like the Scientific Revolution.
  2. 4. – Used the telescope to support the heliocentric theory.
  3. 9. – Ancient Greek astronomer who supported the geocentric model.
  4. 11. – An instrument that aids in viewing distant objects.
  5. 12. – Developed the laws of motion and universal gravitation.
  6. 14. – Sun-centered model of the solar system.
  7. 15. – The scientific study of celestial objects and space.
Down
  1. 1. Method – A systematic procedure for gathering and testing ideas.
  2. 3. – The action of closely watching something for a scientific purpose.
  3. 5. – A proposed explanation made as a starting point for investigation.
  4. 6. – Scientist who proposed the heliocentric theory.
  5. 7. – Earth-centered model of the universe.
  6. 8. – A test done to confirm or disprove a hypothesis.
  7. 10. – Astronomer who discovered planetary orbits are elliptical.
  8. 13. – An explanation based on evidence and reasoning.