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ScienceInvestigation
| Term | Definition |
|---|---|
| Scientific Investigation | a method of research in which a problem is identified, relevant data gathered, a hypothesis is formulated from these data, and the hypothesis is empirically tested. |
| Research | is the systematic investigation of scientific theories and hypotheses |
| Observation | use of one of the senses or measurements to gather data |
| Inference | a conclusion drawn from observations as well as previous knowledge |
| Hypothesis | a possible explanation for a set of observations or answer to a scientific question; must be testable |
| Experiment | a test, trial, or tentative procedure; an act or operation for the purpose of discovering something unknown or of testing a principle, supposition, etc.: |
| Independent Variable | the once factor that a scientist changes during an experiment; also called manipulated variable |
| Dependent Variable | the factor that changes as a result of changes to the independent variable in an experiment; also called responding variables |
| Controlled Variables | a variable in which the researcher holds constant (controls) during an experiment. it is also known as a constant variable or simply a "control" |
| Control | an experiment designed to check or correct the results of another experiment by removing the variable operating in that other experiment |
| Data | the information gained from observing and testing an experiment |
| Conclusion | a short paragraph that discusses the overall results of an experimental procedure and explains where the proposed hypothesis was correct or not |
| Analyze | the process of interpreting the meaning of the data we have collected, organized, and displayed in the form of a table or graph |
| Data Trends | an upwards or downwards shift in a data set over time used to predict what may happen in the future |
| Scientific Bias | a subjective belief that affects a person's attitude toward something; an error in the design of an experiment that affect the results of the experiment |