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1.3
textbook definitons
| Term | Definition |
|---|---|
| scientific method | an organized approach to learn how the natural world works |
| prediction | a statement that forecasts what would happen in a test situation if the hypothesis were true |
| observation | the act of perceiving a natural occurrence that causes someone to pose a question |
| experiment | used to test the hypothesis and its predictions |
| hypothesis | a purposed explanation for the way a particular aspect of the natural world functions |
| control group | provides a normal standard against which the biologist can compare results of the experimental group |
| experimental group | identical to the control group except for one factor, the independent variable |
| independent variable | the "manipulated variable" |
| dependent variable | "responding variable" |
| theory | a hypothesis that can be confirmed true many times and can explain a large amount of data |
| peer review | scientists who are experts in a field anonymously read and critique that research paper |