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Biology
Ch. 1 Sec. 2
Term | Definition |
---|---|
Scientific method | Science is characterized by this organized approach to learn how the natural world works |
Observation | Is the act of perceiving a natural occurrence that causes someone to pose a question |
Hypothesis | An educated guess |
Prediction | Is a a statement that forecasts what would happen Ina test situation |
Experiment | Is used to test a hypothesis and its predictions. |
Control group | Provides a normal standard against which the biologist can compare results of the experimental group |
Experimental group | Is identical to the control group except for one factor, the independent variable |
Independent variable | The experimenter manipulates the independent variable, sometimes called the manipulated variable |
Dependent variable | In an experiment the factor that changes as a result of manipulation of one or more other factors; also called a responding variable |
Theory | When a set of related hypothesis is confirmed to be true many times, and it can explain a great amount of data |
Peer review | Were peer critique your project anonymously |