Introduction: the nature of science and physics

OpenStax

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Introduction to science and the realm of physics, physical quantities,

Physics: an introduction

1 Science and the realm of physics

2 Applications of physics

3 Models, theories, and laws; the role of experimentation

4 The evolution of natural philosophy into modern physics

6 Conceptual questions

Physical quantities and units

1 Si units: fundamental and derived units

2 Units of time, length, and mass: the second, meter, and kilogram

6 Metric prefixes

7 Known ranges of length, mass, and time

8 Unit conversion and dimensional analysis

9 Unit conversions: a short drive home

11 Conceptual questions

12 Problems & Exercises

Accuracy, precision, and significant figures

1 Accuracy and precision of a measurement

2 Accuracy, precision, and uncertainty

3 Percent uncertainty

4 Uncertainties in calculations

5 Precision of measuring tools and significant figures

7 Significant figures in calculations

8 Significant figures in this text

10 Conceptual questions

11 Problems & Exercises

1 Approximating vast numbers: a trillion dollars

3 Problems & Exercises

Source: OpenStax, College physics. OpenStax CNX. Jul 27, 2015 Download for free at http://legacy.cnx.org/content/col11406/1.9

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