Across
- 4. A testable idea or explanation that leads to a scientific investigation
- 6. The observations,measurements,and other types of data that people gather and test to support and evaluate scientific explanations
- 7. In a scientific investigation,the factor that changes as a result of manipulation of one or more independent variables
- 8. In science, a control is a system for which the expected change or outcome is well known and is measured or observed for the purpose of comparing it to a treatment group in scientific research. The control is used as a standard to compare or quantify 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. An organized procedure to study something under controlled conditions
- 3. 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
- 5. The process of obtaining information by using the senses;the information obtained by using the senses
- 7. Information gathered by observation or experimentation that can be used in calculating reasoning
- 8. In mathematics, a quantity that has a fixed value; something that does not vary