#quantum_theory__quantumtheory  a physical theory that certain properties occur only in discrete amounts (quanta)
  supertype:  scientific_theory  a theory that explains scientific observations; "scientific theories must be falsifiable"
  part of:  physics
  part:  uncertainty_principle__uncertaintyprinciple__indeterminacy_principle__indeterminacyprinciple  the theory that it is impossible to measure both energy and time (or position and momentum) completely accurately at the same time

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