Across
- 2. _____ is an educated guess about how variables are related.
- 7. The _____ is the factor that is changed or manipulated during an experiment.
- 10. _____ is the study of matter and energy and their relationships.
- 13. the degree of exactness of a measurement is called _____.
- 15. On a graph, the _____ is the line drawn as close as possible to all of the data points.
- 16. A(n) _____ describes the relationship between two variables in which an increase in one variable results in the decrease of another variable.
Down
- 1. the method of treating units as algebraic quantities, which can be cancelled, is called _____.
- 3. A(n) _____ exists when one variable depends on the square of another.
- 4. The smallest division that is marked on the instrument is _____.
- 5. The _____ is the factor that depends on the independent variable.
- 6. The valid digits in a measurement are called the _____.
- 8. _____ describes how well the results of a measurement agree with the real value.
- 9. A _____ is the best available explanation of why things work as they do.
- 11. _____ is the variation in measured data.
- 12. A straight line on a graph shows that there is a(n) _____ between the two variables.
- 14. a(n) _____ is a comparison between an unknown quantity and a standard.