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Biology Chapter 1.3

Biology Chapter 1.3 Terms and Definitions

TermDefinition
scientific method the series of steps followed to solve problems, including collecting data, formulating 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 by 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 manipulate, also called the manipulated variable.
dependent variable in an experiment, the factor that changes as a result of the manipulation of a variable.
theory an explanation for some phenomenon that is based on observation, experimentation, experimentation and reasoning; that is supported by a large quantity of evidence; and does not conflict with any existing experimental results or observations
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
Created by: conoverc20
 

 



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