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All volumes of the free physics textbook are written to entertain pupils, students, teachers and everybody who is curious about the world of motion. The first five volumes present established physics. In contrast, the sixth volume is, as the title explains, a research text.

Read the volumes online, without download, here.

pdfDownload volume I (64 MB) FALL, FLOW AND HEAT
        1 Why should we care about motion? 15
        2 From motion measurement to continuity 33
        3 How to describe motion – kinematics 72
        4 From objects and images to conservation 90
        5 From the rotation of the Earth to the relativity of motion 123
        6 Motion due to gravitation 151
        7 Classical mechanics and the predictability of motion 195
        8 Measuring change with action 213
        9 Motion and symmetry 229
        10 Simple motions of extended bodies – oscillations and waves 248
        11 Do extended bodies exist? – Limits of continuity 283
        12 Fluids and their motion 301
        13 From heat to time-invariance 319
        14 Self-organization and chaos - the simplicity of complexity 348
        15 From the limitations of physics to the limits of motion 366
  Appendix A Notation and conventions 372
  Appendix B Units, measurements and constants 383
  Appendix C Sources of information of motion 398

More details on volume I, on mechanics and thermodynamics, are given here.


pdfDownload volume II (40 MB) RELATIVITY
        1 Maximum speed, observers at rest, and motion of light 14
        2 Relativistic mechanics 59
        3 Special relativity in four sentences 95
        4 Simple general relativity: gravitation, maximum speed and maximum force 97
        5 How maximum speed changes space, time and gravity 124
        6 Open orbits, bent light and wobbling vacuum 147
        7 From curvature to motion 170
        8 Why can we see the stars? - Motion in the universe 194
        9 Black holes - falling forever 240
        10 Does space differ from time? 258
        11 General relativity in a nutshell - a summary for the layman 265
  Appendix A Units, measurements and constants 272

More details on volume II, on relativity, are given here.


pdfDownload volume III (50 MB) LIGHT, CHARGES AND BRAINS
        1 Liquid electricity, invisible fields and maximum speed 14
        2 The description of electromagnetic field evolution 69
        3 What is light? 88
        4 Images and the eye - optics 122
        5 Electromagnetic effects 168
        6 Summary and limits of classical electrodynamics 192
        7 The story of the brain 198
        8 Thought and language 217
        9 Concepts, lies and patterns of nature 238
        10 Classical physics in a nutshell 279
  Appendix A Units, measurements and constants 286

More details on volume III, on electromagnetism and the brain, are given here.


pdfDownload volume IV (22 MB) THE QUANTUM OF CHANGE
        1 Minimum action - quantum theory for poets 13
        2 Light - the strange consequences of the quantum of action 35
        3 Motion of matter - beyond classical physics 60
        4 The quantum description of matter and its motion 74
        5 Permutation of particles - Are particles like gloves? 94
        6 Rotations and statistics - visualising spin 105
        7 Superpositions and probabilities - quantum theory without ideology 120
        4 Colours and other interactions between light and matter 145
        8 Quantum physics in a nutshell 169
  Appendix A Units, measurements and constants 175
  Appendix B Numbers and vector spaces 192

More details on volume IV, on quantum physics, are given here.


        1 Motion for enjoying life 14
        2 Changing the world with quantum theory 44
        3 Quantum electrodynamics - the origin of virtual reality 81
        4 Quantum mechanics with gravitation - the first approach 98
        5 The structure of the nucleus - the densest clouds 118
        6 The sun, stars and the birth of matter 147
        7 The strong interaction 156
        8 The weak nuclear interaction and the handedness of nature 175
        9 The standard model of elementary particle physics - as seen on television 190
        10 Dreams of unification 195
        11 Bacteria, flies and knots 203
        12 Quantum physics in a nutshell – again 232
  Appendix A Units, measurements and constants 246
  Appendix B Composite particle properties 260
  Appendix C Space, algebras and shapes 276

More details on volume V, on biology, technology and astrophysics, are given here.


1 From millennium physics to unification – the open issues of fundamental physics 16
2 Physics in limit statements – simplifying physics as much as possible 24
3 General relativity versus quantum theory – their contradictions and our quest 52
4 Does matter differ from vacuum? Not always – first requirements for any final theory 59
5 What is the difference between the universe and nothing? – More requirements for any final theory 84
6 The shape of points – extension in nature – an essential requirement for any final theory 108
7 The basis of the strand model – and the full list of requirements for any final theory 138
8 Quantum theory of matter deduced from strands 160
9 The three gauge interactions deduced from strands 207
10 General relativity deduced from strands 260
11 The particle spectrum deduced from strands – and the lack of new physics 289
12 Particle properties deduced from strands – and all predictions of the strand model 329
13 The top of the mountain – the beauty and some new sights 366

More details on volume VI, the strand model, are given here.


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