Across
- 6. An investigative procedure
- 12. Mass per unit volume of a material
- 15. Factor that changes as a result of changes in the other variable
- 16. In an experiment, a variable that does not change
- 17. Compares how closely measurements are to each other and how carefully measurement were made
- 18. Possible explanation for a problem using what is known and what is observed
- 19. Can be used to represent an idea, object, or event that is to big, too small, too complex, or too dangerous to observe directly
Down
- 1. Factor that, as it changes, affects the measure of another variable
- 2. Compares a measurement to the real or accepted value
- 3. Visual display of information or data
- 4. Occurs when a scientist's expectations change how the results of the experiment are viewed
- 5. Quantity that can have more than a single value, can cause a change in the results of an experiment
- 7. Organized procedure for testing a hypothesis
- 8. Amount of space occupied by an object
- 9. Application of science to benefit people
- 10. Statement about what happens in nature that seems to be true all the time; does not explain why or how something happens
- 11. Standard used for comparison of test results in an experiment
- 13. Explanation of things or events based on knowledge gained from many observations
- 14. Amount of matter in an object