Across
- 4. Allows air to pass to and from lungs
- 7. A way of organizing, writing, and conducting the experiment.
- 9. the action of purifying a liquid by a process of heating and cooling.
- 11. The act of trying out a new procedure, idea, or activity.
- 12. protective function
- 13. A very small copy, model, or painting
- 14. The process or result of identifying the parts of a whole and their relationships to one another.
- 15. A change directly from the solid to the gaseous state without becoming liquid
Down
- 1. Regulates the amount of light that passes through the specimen
- 2. Factual, related to reality or physical objects; not influenced by emotions, unbiased
- 3. a round model of the Earth
- 5. A testable prediction, often implied by a theory
- 6. the process of observing and imitating a specific behavior
- 8. property of space, as in height, width, depth
- 10. Information obtained through the senses.
- 16. a formal inquiry or systematic study