Across
- 3. The exactness of a measurement over repeated trials.
- 5. A pattern, plan, or description that shows the structure of what is being studied.
- 8. The measurement and information gathered in an experiment.
- 11. A short way for representing very large or very small numbers.
- 12. Evidence that is experienced to support explanations.
- 13. The tools, materials, and processes created to meet human needs.
- 16. An organized procedure used to study something under controlled conditions.
- 17. The use of science, mathematics, and creativity to solve practical problems.
- 18. A description with a number and a unit.
Down
- 1. Information gathered using the senses of tools.
- 2. A model used to show how a system or object functions.
- 4. Variables that are not allowed to change and should not change in an experiment.
- 6. A special model built to test a product.
- 7. The closeness of a measurement to the true value.
- 9. The variable that is deliberately changed to test the change's effect on another variable.
- 10. The variable that is changed as a result of another being manipulated; the variable that is measured to gather results.
- 11. The study of the natural world.
- 14. A testable idea that leads to an investigation; often written as an "If...then..." statement.
- 15. The average; calculated by adding the all data values then dividing the sum by the number of data values.