| A | B |
| Assumption | Something accepted as true that may or may not actually |
| Bias | A tendency to favor something; prejudice |
| Conclusion | The decision made about the outcome of an experiment; usually based on how well the actual result matches the predicted result. |
| Control | That group in an experiment in which everything-except for the one being tested as identical the standard of comparison in an experiment. |
| Controlled Experiment | An experiment in which all variable -except for the one being tested -are exactly the same. |
| Data | The result of specific trials or tests completed during experiments. |
| Dependent Variable | The part of an experiment that is changed to test a hypothesis. |
| Evidence | Support for the idea that something is true |
| Experiment | A series of trials are test that are done to support or refute a hypothesis. |
| Hypothesis | A statement that predicts a relationship between cause and effect in a way that can be tested. |
| Independent Variable | A factor that might influence the dependent variable in an experiment. |
| Inference | A conclusion or deduction based on observation. |
| Model | A representation used to explain or demonstrate; also used to predict what might occur in a new situation |
| Observation | Any information that is collected with any of the senses |
| Opinion | Ideas people have that may or may not be based in fact |
| Peer Review | The process by which scientists carefully examine the work of other scientists to look for possible flaws in their experimental design or their interpretation of results |
| Research Plan | The initial stage of an experiment that involves finding background information, developing a hypothesis, and devising an experimental method for testing the hypothesis |
| Scientific Literacy | A basic knowledge of the natural world combined with an understanding of the diverse ways that scientists gain knowledge |