Across
- 1. Leeuwenhoek analyzed them with a microscope
- 5. The law of _____ said a force causes an object to move or stop.
- 6. Vesalius proved that Galen was ________.
- 7. "Father of microbiology"
- 8. Experiments and the scientific method will help a person find this
- 10. Johannes Kepler studied the orbits of planets and discovered laws relating to ________.
- 13. Ancient Greek astronomer
- 15. Doctors once accepted his writings as fact
- 17. Supported the views of Ptolemy and Aristotle
- 19. Structure of the body
- 21. Copernicus and Galileo were criticized by the Church for saying that it was the center of the solar system
- 23. The sun's gravity keeps them in an oval-shaped orbit
- 24. Place for "light elements"
Down
- 2. They were studied by Copernicus
- 3. Sir Isaac Newton said gravity causes objects to do this.
- 4. Revolution that began in the 1500's
- 9. Earth and water, according to Aristotle, were ____ elements.
- 11. Discoverd the Law of Gravity
- 12. "Father of anatomy"
- 14. Ptolemy said it was the center of the universe
- 16. Encouraged experimental science
- 18. First to say that the Earth was not the center of the universe.
- 19. Believed air moved objects along.
- 20. What Leeuwenhoek did to microorganisms
- 22. William Harvey studied its circulation