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Salters Horners AS/A level Physics Student Book 1

Salters Horners AS/A level Physics Student Book 1

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

(2016)

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Book Details

Abstract

Salters Horners AS/A level Physics Student Book 1

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: Higher, Faster, Stronger 2
1 Running 4
1.1 Biomechanics 4
1.2 Describing motion 4
1.3 Motion graphs 7
1.4 Force and acceleration: Newton’s laws of motion 12
1.5 Momentum 15
1.6 Summing up part 1 18
2 Climbing and balancing 19
2.1 Hanging on 19
2.2 On the ropes 26
2.3 Balancing 27
2.4 Summing up part 2 30
3 Working out work 31
3.1 Energy return shoes 31
3.2 Speed skiing 36
3.3 Pumping iron 37
3.4 Summing up part 3 39
4 Stretching and springing 40
4.1 Bungee jumping 40
4.2 Pole vaulting 44
4.3 Summing up part 4 45
5 Jumping and throwing 46
5.1 Ski jumping 46
5.2 Throwing 48
5.3 Summing up part 5 49
6 Last lap 52
6.1 Summing up the chapter 52
6.2 Questions on the whole chapter 52
6.3 Achievements 53
Chapter 1 Answers 55
Chapter 2: The Sound of Music 64
1 Making sounds 66
1.1 Synthetic sounds 66
1.2 Oscillations 66
1.3 Travelling waves 70
1.4 Graphs of travelling waves 72
1.5 Superposition and standing waves 75
1.6 Summing up part 1 77
2 Musical notes 78
2.1 Stringed instruments 78
2.2 Wind instruments 82
2.3 Quality or timbre 84
2.4 Summing up part 2 86
3 Compact discs 88
3.1 What’s on the discs? 88
3.2 Optical scanning 90
3.3 Summing up part 3 92
4 CD players 93
4.1 Laser 93
4.2 Summing up part 4 97
5 Encore 98
5.1 Waves 98
5.2 Questions on the whole chapter 99
5.3 Achievements 100
Chapter 2 Answers 101
Chapter 3: Good Enough to Eat 106
1 Physics in the food industry 108
1.1 Physics in the food and confectionery industry 108
2 Going with the flow 110
2.1 Flowing chocolate 110
2.2 Viscosity 110
2.3 More about flow 114
2.4 Measuring and controlling flow rates 115
2.5 Summing up Part 2 116
3 Testing, Testing … 119
3.1 Good enough to eat? 119
3.2 Crunching and chewing 120
3.3 Summing up Part 3 124
4 Sweetness and light 125
4.1 Refractometry 125
4.2 Polarimetry 130
4.3 Summing up Part 4 132
5 Wrapping up 133
5.1 Food quality and safety 133
5.2 Packaging 134
5.3 The final product 134
5.4 Questions on the whole chapter 135
5.5 Achievements 136
Chapter 3 Answers 137
Chapter 4: Technology in Space 142
1 Satellites in space 144
1.1 A space engineer 144
1.2 Studying with satellites 145
1.3 Spacecraft power systems 146
2 Solar cells and electric circuits 149
2.1 Solar cells 149
2.2 Cells and circuits 152
2.3 Getting the most from your power supply 157
2.4 Summing up Part 2 160
3 Solar cells 162
3.1 Solar cells in space 162
3.2 Explaining solar cells 164
3.3 Summing up Part 3 167
4 All under control 168
4.1 Facing the right direction 168
4.2 Temperature changes in spacecraft 171
4.3 Why does resistance change with temperature? 176
4.4 Electronic materials and components 178
4.5 Summing up Part 4 178
5 Mission accomplished 179
5.1 Conservation of … 179
5.2 Modelling light 180
5.3 Questions on the whole chapter 181
5.4 Achievements 183
Chapter 4 Answers 184
Chapter 5: Digging Up the Past 188
1 The secrets of resistance 190
1.1 Resistive surveying 190
1.2 Resistivity 192
1.3 Potential difference and potential dividing 196
1.4 Summing up Part 1 201
2 The inside story 204
2.1 X-rays 204
2.2 X-ray diffraction 205
2.3 Diffraction grating 207
2.4 summing up Part 2 211
3 Taking a closer look 212
3.1 Seeing the detail 212
3.2 Electron waves 213
3.3 Electron microscopes 215
3.4 Summing up Part 3 216
4 Archaeologists at work 218
4.1 The dating game 218
4.2 Is it genuine? 218
4.3 Peer review 220
5 Reconstruction 221
5.1 Putting the pieces together 221
5.2 Questions on the whole chapter 222
5.3 Achievements 224
Chapter 5 Answers 225
Chapter 6: Spare Part Surgery 228
1 Spare parts 230
1.1 Smart limbs 230
1.2 informed consent 231
2 Boning up 232
2.1 Bone and joint replacement 232
2.2 The right stuff 235
2.3 By design 242
2.4 Take the strain 245
2.5 The inside story 246
2.6 Summing up part 2 249
3 A sight better 250
3.1 One in the eye 250
3.2 Seeing eye to eye 252
3.3 Seeing near and far 257
3.4 Lenses for all occasions 264
3.5 Eyes right - Summing up part 3 265
4 Heartbeat 268
4.1 Ultrasound imaging of the heart 268
4.2 Ultrasound echoes 269
4.3 Doppler ultrasound 275
4.4 Summing up part 4 277
5 Recovery 278
5.1 Getting better 278
5.2 Questions on the whole chapter 278
5.3 Achievements 282
Chapter 6 Answers 283
Practical skills 292
1 Scientific questions and information research 292
1.1 State the scientific problem to be investigated 292
1.2 Research relevant information 292
1.3 Give details of your sources 293
2 Planning and experimental design 293
2.1 Identify the variables to be measured and controlled 293
2.2 Describe the experimental apparatus and methodology 293
2.3 Identify sources of systematic and random error 294
2.4 Identify safety issues, discuss how to reduce risk and complete a risk assessment 294
3 Carrying out practical work safely and ethically 294
3.1 Carry out the experiment following correct procedures and with appropriate safety precautions 294
3.2 Make measurements and record data in an appropriate format using suitable precision 295
4 Analysis and interpretation of data 295
4.1 Process, analyse and display data using appropriate mathematical, ICT and statistical techniques 295
4.2 Plot a graph and use it to derive further information 295
5 Conclusion and evaluation 296
5.1 State a conclusion based on experimental evidence 296
5.2 Use appropriate scientifi c knowledge to explain your conclusion and comment on its validity 296
Maths notes 297
0 signs and symbols 297
0.1 Equations and comparisons 297
0.2 The delta symbol 297
0.3 Summation 297
1 Index notation 298
1.1 Index notation and powers of 10 298
1.2 Standard form 298
1.3 Combining powers 298
1.4 Manipulating powers on a calculator 299
1.5 Powers that are not whole numbers 300
2 Units 300
2.1 Units and physical quantities; graphs and tables 300
2.2 Manipulating units; index notation and units 301
2.3 Derived units 302
2.4 SI prefixes 302
2.5 Dimensions 303
3 Arithmetic and algebra 303
3.1 Fractions, decimals and percentages 303
3.2 Brackets and common factors 304
3.3 Reciprocals 305
3.4 Algebra and elimination 306
3.5 Adding and subtracting fractions 306
4 Solving equations 307
4.1 Rearranging an equation 307
4.2 Simultaneous equations 307
5 Relationships and graphs 308
5.1 Graphs and proportionality 308
5.2 Linear relationships 309
5.3 Gradient of a linear graph 309
5.4 Inverse proportionality 310
5.5 Testing mathematical relationships 311
6 Trigonometry and angular measurements 311
6.1 Degrees and radians 311
6.2 Sine, cosine and tangent of an angle 312
6.3 Graphs of trigonometric functions 313
6.4 Inverse sin, etc. 313
6.5 Trigonometry on a calculator 313
6.6 The small angle approximations 315
7 Measurement and uncertainty 316
7.1 Experimental measurements 316
7.2 Calculations with uncertainties; significant figures 317
7.3 A useful rule of thumb 318
7.4 Significant figures and orders of magnitude 318
7.5 Combining uncertainties 318
7.6 Error bars and error boxes 319
7.7 Uncertainties and graphs 320
8 Logarithms 320
8.1 Logs and powers of 10 320
8.2 Logs on a calculator 321
Index 322