The Structure of Scientific Revolutions
Test your knowledge with 45 questions across 3 challenge tiers
Master These Concepts
Review these key terms before taking the quiz
Paradigm
A set of shared beliefs methods and standards that define a scientific community and its practices
Newtonian physics was a paradigm that defined how scientists understood motion and gravity
Normal Science
The routine puzzle-solving activity that scientists engage in under an accepted paradigm
Most scientific work is normal science – extending and articulating the dominant paradigm
Anomaly
An observation or result that cannot be explained within the current paradigm
The orbit of Mercury was an anomaly for Newtonian physics later explained by relativity
Crisis
The period when accumulated anomalies undermine confidence in the current paradigm
Before scientific revolutions fields experience crisis as problems multiply
Scientific Revolution
A dramatic shift from one paradigm to another transforming how a field understands its subject
The shift from Ptolemaic to Copernican astronomy was a scientific revolution
Paradigm Shift
The transformation that occurs when a scientific community adopts a new paradigm
The quantum revolution represented a paradigm shift in physics
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