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Salters Horners A level Physics Student Book 2

Salters Horners A level Physics Student Book 2

Elizabeth Swinbank | Jonathan Allday | Christina Astin | Hovan Catchatoor | Ian Francis | Author

(2016)

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Book Details

Abstract

Salters Horners A level Physics Student Book 2

Table of Contents

Section Title Page Action Price
Cover Cover
Contents v
How to use this book vii
Working as a physicist ix
Chapter 1: Transport on Track 2
1 Getting on track 4
1.1 Tunnel trains 4
1.2 Tram systems 5
2 Stopping and starting 7
2.1 The technical challenge of Eurostar 7
2.2 Moving theory 8
Summing up Part 2 13
3 Electrical systems on track 14
3.1 Trams and trains 14
3.2 Motors 15
3.3 Braking 22
3.4 Summing up Part 3 30
4 Sensing speed 31
4.1 Inductive speed sensors 32
4.2 Timing 32
4.3 Summing up Part 4 38
5 Structure and safety 39
5.1 How safe is the Channel Tunnel? 39
5.2 Forces in collisions 39
5.3 Energy in collisions 43
5.4 Coming together 45
5.5 Summing up Part 5 45
6 Running a railway 46
6.1 How safe is safe? 46
7 Link the Learning: Journey’s end 49
7.1 on track 49
7.2 Questions on the whole chapter 50
7.3 Achievements 53
Chapter 1 Answers 54
Chapter 2: The Medium is the Message 62
1 Sensing and sending information 64
1.1 Sensing the situation 64
1.2 Fibre-optic cables 65
1.3 Attenuation 67
1.4 Summing up Part 1 70
2 Making an image 71
2.1 Charge-coupled devices 71
2.2 Energy and capacitors 74
2.3 Summing up Part 2 75
3 On display 76
3.1 Light-emitting diode displays 77
3.2 Liquid-crystal displays 79
3.3 Shine a light 87
3.4 Cathode-ray tube 90
3.5 Plasma screens 93
3.6 Summing up Part 3 95
4 Link the Learning: Message received 96
4.1 Delivering the message 96
4.2 Questions on the whole chapter 97
4.3 Achievements 101
Chapter 2 Answers 102
Chapter 3: Probing the Heart of Matter 106
1 In the beginning 108
1.1 Very large and very small 108
2 Theories of everything 109
2.1 Ideas in cosmology 109
2.2 Building blocks 110
2.3 Fundamental forces and interactions 113
2.4 Anti-matter 115
2.5 Particle reactions 120
2.6 History of the universe 123
2.7 Summing up Part 2 126
3 Towards the standard model 127
3.1 The discovery of the atomic nucleus 127
3.2 Electrical forces 130
3.3 Force fields 135
3.4 Collisions 136
3.5 Particle diffraction 139
3.6 Summing up Part 3 143
4 Particle beams and accelerators 144
4.1 Big experiments 144
4.2 Achieving high energy 146
4.3 Circular motion 152
4.4 Steering and tracking charged particles 157
4.5 Summing up Part 4 161
5: Link the Learning: On target 162
5.1 Big ideas 162
5.2 Questions on the whole chapter 162
5.3 Achievements 165
Chapter 3 Answers 167
Chapter 4: Build or Bust? 172
1 Earthquakes 174
1.1 Shaking the Earth 174
1.2 Seismology 176
1.3 Summing up Part 1 185
2 Shaken not stirred 186
2.1 Free and forced oscillations 186
2.2 A useful type of oscillation 191
2.3 Earthquake waves revisited 200
2.4 Build it better – Summing up Part 2 203
3 Design for living 206
3.1 Damping the motion 206
3.2 Other ways to reduce earthquake damage 210
3.3 Summing up Part 3 212
4 Keeping buildings warm or cool 213
4.1 Energy and temperature change 213
4.2 Thermal energy transfer processes 215
4.3 Energy and phase change 218
4.4 Summing up Part 4 222
5 Link the Learning: Rebuilding 226
5.1 Building up knowledge 226
5.2 Questions on the whole chapter 227
5.3 Achievements 230
Chapter 4 Answers 231
Chapter 5: Reach for the Stars 238
1 In the beginning 240
1.1 Big questions 240
2 Cosmic measuring tapes 241
2.1 Astronomical units 241
2.2 Size and distance within the Solar System 242
2.3 Stellar parallax 243
2.4 Brightness and distance 245
2.5 Luminosity and temperature 248
2.6 Standard candles 255
2.7 Summing up Part 2 256
3 The Sun and the Solar System 257
3.1 Dating the Solar System 257
3.2 What fuels the Sun? 269
3.3 Summing up Part 3 275
4 Stars 276
4.1 Heavenly bodies in motion 276
4.2 Star formation 288
4.3 Evolution and end points – Summing up Part 4 301
5 The story of our Universe 307
5.1 Taking on the biggest question in science 307
5.2 Was there a Big Bang? 312
5.3 Riding through time 318
5.4 Into the future 322
5.5 Summing up Part 5 329
6 Link the Learning 330
6.1 Big ideas 330
6.2 Questions on the whole chapter 330
6.3 Achievements 334
Chapter 5 Answers 336
Practical Skills 348
1 Scientific questions and information research 348
1.1 State the scientific problem to be investigated 348
1.2 Research relevant information 348
1.3 Give details of your sources 349
2 Planning and experimental design 349
2.1 Identify the variables to be measured and controlled 349
2.2 Describe the experimental apparatus and methodology 349
2.3 Identify sources of systematic and random error 350
2.4 Identify safety issues, discuss how to reduce risk and complete a risk assessment 350
3 Carrying out practical work safely and ethically 350
3.1 Carry out the experiment following correct procedures and with appropriate safety precautions 350
3.2 Make measurements and record data in an appropriate format using suitable precision 351
4 Analysis and interpretation of data 351
4.1 Process, analyse and display data using appropriate mathematical, ICT and statistical techniques 351
4.2 Plot a graph and use it to derive further information 351
5 Conclusion and evaluation 352
5.1 State a conclusion based on experimental evidence 352
5.2 Use appropriate scientific knowledge to explain your conclusion and comment on its validity 352
Maths notes 353
0 Signs and symbols 353
0.1 Equations and comparisons 353
0.2 The delta symbol 353
0.3 Summation 353
1 Index notation 354
1.1 Index notation and powers of 10 354
1.2 Standard form 354
1.3 Combining powers 354
1.4 Manipulating powers on a calculator 355
1.5 Powers that are not whole numbers 356
2 Units 356
2.1 Units and physical quantities; graphs and tables 356
2.2 Manipulating units; index notation and units 357
2.3 Derived units 358
2.4 SI prefixes 358
2.5 Dimensions 359
3 Arithmetic and algebra 359
3.1 Fractions, decimals and percentages 359
3.2 Brackets and common factors 360
3.3 Reciprocals 361
3.4 Algebra and elimination 362
3.5 Adding and subtracting fractions 362
4 Solving equations 363
4.1 Rearranging an equation 363
4.2 Simultaneous equations 363
5 Relationships and graphs 364
5.1 Graphs and proportionality 364
5.2 Linear relationships 365
5.3 Gradient of a linear graph 365
5.4 Inverse proportionality 366
5.5 Testing mathematical relationships 367
6 Trigonometry and angular measurements 367
6.1 Degrees and radians 367
6.2 Sine, cosine and tangent of an angle 368
6.3 Graphs of trigonometric functions 369
6.4 Inverse sin, etc. 369
6.5 Trigonometry on a calculator 369
6.6 The small angle approximations 371
7 Measurement and uncertainty 372
7.1 Experimental measurements 372
7.2 Calculations with uncertainties; significant figures 373
7.3 A useful rule of thumb 374
7.4 Significant figures and orders of magnitude 374
7.5 Combining uncertainties 374
7.6 Error bars and error boxes 375
7.7 Uncertainties and graphs 376
8 Logarithms 376
8.1 Logs and powers of 10 376
8.2 Logs on a calculator 377
8.3 Logs, multiplication and division 377
8.4 Logs and powers 378
8.5 Logs to other bases; natural logs 378
8.6 Using log scales 379
8.7 Using log graphs 380
9 Exponentials 382
9.1 Exponential changes 382
9.2 Exponential functions 382
9.3 Exponentials and logs 384
Index 385