Across
- 2. a well-tested explanation for a set of observations or experimental results.
- 4. a system of knowledge about the natural world and the methods used to find that knowledge.
- 6. a statement that summarizes a pattern found in nature.
- 7. the ratio of a material’s mass to its volume
- 9. the study of the composition, structure, properties, and reactions of matter.
- 13. the straight-line distance between two points.
- 15. he closeness of a measurement to the true value of what is measured.
- 17. the amount of space taken up by an object.
- 18. an experiment in which only one variable, the manipulated variable, is deliberately changed at a time.
- 19. a gauge of how exact a measurement is.
Down
- 1. an organized plan used for gathering, organizing, and communicating information.
- 3. a variable that changes in response to a change in the manipulated variable.
- 5. the variable that causes a change in another variable / the variable that the scientist changes in an experiment.
- 8. an instrument for measuring temperature
- 10. information obtained through the senses.
- 11. the study of matter and energy and the interactions between the two through forces and motion.
- 12. the amount of matter in an object.
- 14. a proposed answer to a question.
- 16. a representation of an object or event.