Across
- 4. The observations, measurements, and other types of data that people gather and test to support and evaluate scientific explanations.
- 6. Information gathered by observation or experimentation that can be used in calculating or reasoning.
- 7. The process of obtaining information by using the senses; the information obtained by using the senses.
- 8. In a scientific investigation, the factor that changes as a result of manipulation of one or more independent variables.
- 9. In science, a control is a system for which the expected change or outcome is well known and is measured of observed for the purpose of comparing it to a treatment group in scientific research. The control is used as a standard to compare or quanify change in the treatment. For more information, see Experimentation in Scientific Research.
Down
- 1. In a scientific investigation, the factor that is deliberately manipulated.
- 2. In mathamatics, a quantity that has a fixed value; something that does not vary.
- 3. A testable idea or explanation that leads to scientific investigation.
- 4. An organized procedure to study something under controlled conditions.
- 5. The knowledge obtained by observing natural events and conditions in order to discover facts and formulate laws or principles that can be verified or tested.