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Section 3

TermDefinition
scientific method the series of steps followed to solve problems
observation the process of obtaining information by using the senses
hypothesis an idea or explanation that is based on observation and that 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
experiment a procedure that is carried out under controlled conditions to discover, demonstrate, or test the fact, theory, or 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 that is compared with the control group
independent variable in an experiment, the factor that is deliberately manipulated
dependent variable in an experiment, the factor that changes as a result of manipulation of one or more other factors
theory an explanation for some phenomenon that is based on observation, experimentation, and reasoning
peer review the process in which experts in a given field examine the results and conclusions of a scientists study before that study is accepted for publication
Created by: zhaberstich
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