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"Begin at the beginning and go on till you come to the end, then stop."
- The King in "Alice in Wonderland" by Lewis Carroll
Physics as a subject. Observations, hypothesis and theories, Measurements and experiments. Role of mathematics.
Structure of Matter. Building blocks of matter. Concept of an A-tom.
Physical quantities. Systems of units. Importance of units. Fundamental and derived units. Metric System of Units and its advantages. Conversion of units. Conventional nature of units.
How do we measure? Measurements uncertainty and experimental errors. Significant figures.
Accuracy and precision. Systematic and random errors.
Presentation: Foundation of Observations and Measurements
Presentation: Foundation of Observations and Measurements
Useful Links:
Useful Links:
International System of Units from NIST
Gimli Glider (the importance of units)
Decimal Time and Decimal Clock
How do we perform Scientific Measurements
Measurements and Significant Figures
Measurements Uncertainty (how to properly handle significant figures)
Practice Assignments:
Practice Assignments:
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