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Nature of Science

Unit 1

repetition making multiple sets of measurements or observations in a specific investigation
empirical evidence evidence based on observations or experiments rather than theory
experiment an organized procedure to study something under controlled conditions
theory (scientific theory) explanation for some phenomenon that is based on observations, experimentation, and reasoning that is supported by a large amount of evidence that does not conflict with any existing experimental results or observations
model (scientific model) a replica or description designed to show the workings or structure of an object or system
law (scientific law) scientific principle based on many observations of naturally occurring events that demonstrate it to be without exception under certain stated conditions
control group group that no variable is applied to, used to compare results to
outcome variable (dependent variable a factor, usually being measured or observed, that responds to, or depends on, another factor
hypothesis a testable idea or statement that leads to a scientific investigation
controlled variable a factor or condition that is purposely left the same
replication reproduction of a scientific investigation by another person to ensure accuracy
test variable (independent variable) variable manipulated by the experimenter in order to study the changes in the outcome variable
Created by: sgarrett333