#experiment.scientific_research__experimentation  the act of conducting a controlled test or investigation
  supertype:  scientific_research__research_project  research into questions posed by scientific theories and hypotheses
  part:  control_condition  experimental_condition
  subtype:  testing  the act of subjecting to experimental test in order to determine how well something works; "they agreed to end the testing of atomic weapons"
  subtype:  trial_and_error__trialanderror  experimenting until a solution is found
  subtype:  Michelson-Morey_experiment  a celebrated experiment conducted by Albert Michelson and Edward Morley; their failure to detect any influence of the earth's motion on the velocity of light was the starting point for Einstein's theory of relativity
  subtype:  control_experiment__controlexperiment  an experiment designed to control for variables affecting the results of another experiment

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