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Ch. 1 Sec. 2

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
Created by: moonie7