Across
- 3. The early practice that aimed to turn metals into gold before modern chemistry.
- 11. Testing an idea to gather evidence.
- 15. A major change in ideas, methods, or understanding.
- 16. The belief that knowledge comes from observation and experimentation.
- 17. The study of the structure of the human body.
- 19. Cutting open and studying organisms to learn about their structure.
- 20. A tool that magnifies small objects.
Down
- 1. The movement of blood through the body.
- 2. The belief that Earth is the center of the universe.
- 4. A tool used to observe distant objects in the sky.
- 5. The force that pulls objects toward one another.
- 6. The study of motion, matter, and energy.
- 7. Using the senses to gather information.
- 8. An educated guess that can be tested.
- 9. The science of matter and how substances interact.
- 10. The idea that the sun is at the center of the universe.
- 12. An explanation supported by evidence and experiments.
- 13. The study of microscopic organisms.
- 14. Method, A process used to test and prove ideas using observation and experiments.
- 18. A statement or rule that describes how something in nature behaves.
