Science, Technology, and Engineering

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.

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.