Field
Physics
Matter, motion, energy, fields, and the laws connecting them.
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Physics · Subject
Mechanics
1 unit · 5 lessons · 1 articles
Modeling and Measurement
6 items5L1A
- 01lesson
Physical Models, Systems, and Frames
Choose a system, frame, coordinates, and particle or rigid-body idealization and state where the model fails.
- 02article
Mechanics Model and Units Checklist
A reusable reference checklist for system, frame, assumptions, units, signs, and uncertainty; no new canonical concept.
- 03lesson
Units, Dimensions, and Estimation
Convert SI quantities, reject dimensionally impossible relations, and estimate a physical scale.
- 04lesson
Measurement and Model Testing
Define repeatable measurements, distinguish resolution, scatter, and bias, and design a fair model test.
- 05lesson
Significant Figures and Reporting Measurements
Identify significant figures, distinguish exact factors, and report calculation results using stated rounding conventions.
- 06lesson
Uncertainty Bounds and Comparing Results
Interpret justified measurement intervals, calculate bounds for positive ratios, and compare measured results with predictions.
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