What this chapter will buildUnderstand how physics uses observations, models, scales and conservation principles to explain physical systems.
Suggested preparation
Start here — no earlier chapter is needed.
Preparation in other areas of study
- What physics attempts to explainRead article
- Observables and operational definitionsRead article
- Physical systems, states, boundaries, and environmentsRead article
- Models, idealizations, and assumptionsRead article
- Hypotheses, laws, principles, and theoriesRead article
- Approximation methods and perturbative thinkingRead article
- Units, standards, and physical constantsRead article
- Dimensions, scaling, and similarityRead article
- Orders of magnitude and Fermi estimationRead article
- Symmetry and invarianceRead article
- Conservation lawsRead article
- Emergence, effective theories, and domains of validityRead article
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