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Scientific Method

TermDefinition
Hypothesis A proposed answer to a problem. All good hypotheses must be testable and able to be proven false.
Theory An explanation for a series of observations of related phenomena
Scientific Method A system of tools used to solve problems in an orderly way.
Observation Information you gather using your senses
Inference A conclusion drawn from observations and past knowledge
Analyze To critically consider information in the context of a problem
Experiment A structured activity designed to test a hypothesis
Variable Anything that could affect the results of an experiment
Controlled Variable Factor in the environment that is intentionally kept the same from one experimental trial to another
Manipulated Variable Factor in the environment that is intentionally changed ("manipulated") from one experimental trial to another
Responding Variable The factor(s) in the environment that respond(s) to the manipulated variable. This is usually in the form of data that you collect from an experiment.
Positive Control An experimental trial in which all variables are kept as close to "normal" as possible.
Negative Control An experimental trial in which the manipulated variable is removed.
Created by: MrGross