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Biology Chapter 1-3

scientific method an organized approach used to learn how the natural world works
observation the act of perceiving a natural occurrence that causes someone to pose a question
hypothesis a proposed explanation for the way a particular aspect of the natural world functions
prediction a statement that forecasts what would happen in a test situation if the hypothesis were true.
experiment something used to test a hypothesis and its predictions
control group the group in an experiment that provides a normal standard against which the biologists can compare results of the experimental group
experimental group the group in an experiment that is identical to the control group except for one factor
independent variable "manipulated factor"; the one factor in the experimental group that is not in the control group
dependent variable "responding variable"; the thing that a scientist observes or measures, it is affected by the independent variable
theory what a scientist uses to reclassify a set of related hypotheses that are confirmed to be true many times
peer review when scientist who are experts in the field anonymously read and critique a research paper or journal entry.
Created by: faithcayia



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