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Chapter 1, Section 3
Vocab for 1.3 Biology
Term | Definition |
---|---|
Scientific Method | the series of steps followed to solve problems, including collect data, forming a hypothesis, testing the hypothesis, and stating conclusions |
Observation | the process of obtaining information by using the senses; the information obtained by using the senses |
Hypothesis | in science, an idea or explanation that is based on observations and can be tested |
Prediction | a statement made in advance that expresses the results that will be obtained from testing a hypothesis if the hypothesis is supported; the expected outcome if a hypothesis is accurate |
Experiment | a procedure that is carried out under controlled conditions to discover, demonstrate, or test a fact, theory, or general truth |
Control Group | in an experiment, a group that serves as a standard of comparison with another group to which the control group is identical except for one factor |
Experimental Group | in an experiment, a group that is identical to a control group except for one factor and that is compared with the control group |
Independent Variable | in an experiment, the factor that is deliberately manipulated, also 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 | an explanation for some phenomenon that is based on observation, experimentation, and reasoning that is supported by a large quantity of evidence but is not 100% proven |
Peer Review | the process in which experts in a given field examine the results and conclusions of a scientist's study before that study is accepted for publication |