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biology 1.3

scientific method series of steps followed to solve problems
observation the process of obtaining info by using the senses
hypothesis 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.
experiment a procedure that is carried out under controlled conditions to discover
control group a group that serves as a standard compared to anther group which the control group is identical to except one factor
experimental group in an experiment is just like the controlled group except for one factor
independent variable in an experiment, the factor that is deliberately manipulated
dependent variable the fact that changes as a result of manipulating one or more other factors
theory an explanation for some phenomenon that is based on observations
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 publications
Created by: ClarkH20