Chapter 1 Mechanical Energy 1
1 Kinetic Energy and Potential Energy 2
2 Conversion of Kinetic Energy and Gravitational Energy 5
3 Utilization of Water Energy and Wind Energy 8
Chapter 2 Kinetic Molecular Theory Internal Energy 14
1 Preliminary Knowledge of Kinetic Molecular Theory 15
2 Internal Energy 18
3 Doing Work and Change of Internal Energy 20
4 Heat Transfer and Change of Internal Energy Heat 23
5 Specific Heat Capacity 25
6 Calculation of Heat 28
7 Law of Conservation of Energy 29
Reading Material:Process of Recognizing the Nature of Heat 32
Little Experiments:Molecular Motion 34
Molecular Force 34
Chapter 3 Utilization of Internal Energy Heat Engine 37
1 Fuel and Its Combustion Value 38
2 Utilization of Internal Energy 40
3 Combustion Engine 43
4 Rockets 46
5 Efficiency of Heat Engine 48
6 Utilization of Internal Energy and Environment Protection 50
Reading Material:Development of Heat Engines 52
Chapter 4 Electric Circuit 56
1 Electrification by Friction Two Kinds of Electric Charges 57
2 Principle of Electrification by Friction Atomic Structure 60
3 Formation of Electric Current 62
4 Conductor and Insulator 65
5 Electric Circuit and Circuit Diagram 69
6 Series Circuit and Parallel Circuit 73
7 Experiment:Constructions of a Series Circuit and a Parallel Circuit 75
Reading Material:New Types of Batteries 77
Little Experiment:Switching Circuit for the Light in Stairway 79
Chapter 5 Electric Current 83
1 Electric Current 84
2 Ammeter 87
3 Experiment:Measure Electric Current with Ammeter 91
Reading Material:Ampere—A Hardworking and Absorbed Scientist 94
Chapter 6 Voltage 98
1 Voltage 99
2 Voltmeter 102
3 Experiment:Measure Voltage with Voltmeter 105
Chapter 7 Resistance 110
1 Resisting Effect of Conductors to Electric Current—Resistance 111
2 Rheostat 116
3 Semiconductor 121
4 Superconduction 122
Reading Material:Diode 123
Little Experiment:Control the Brightness of a Small Bulb with a Self-made Rheostat 125
Chapter 8 Ohm Law 128
1 Relationship among Electric Current,Voltage and Resistance 129
2 Ohm Law 131
3 Experiment:Measure Resistance with Voltmeter and Ammeter 134
4 Series Connection of Resistors 135
5 Parallel Connection of Resistors 139
Reading Material:Ohm's Persevering Spirit 141
Little Experiment:Series-to-parallel Transition of Two Bulbs 142
Chapter 9 Elcetric Work and Electric Power 145
1 Electric Work 146
2 Electric Power 150
3 Experiment:Measure the Electric Power of a Small Bulb 154
4 Calculation of Electric Power 155
5 Joule Law 157
6 Effects of Electric Heat 161
Little Experiments:Measure Electric Power with an Electric Energy Meter 163
Measure the Electric Energy Consumed by a Refrigerator in a Day 164
Chapter 10 Electrics in Daily Life 168
1 Household Circuits 169
2 Reasons for Excessive Current in Household Circuits 174
3 Safe Use of Electricity 177
Reading Material:Edison and Incandescent Bulb 182
Observation·Practice·Investigation 183
Chapter 11 Electricity and Magnetism(Ⅰ) 186
1 Simple Magnetic Phenomena 187
2 Magnetic Field and Magnetic Induction Line 190
3 Geomagnetic Field 193
4 Magnetic Field of Electric Current 194
5 Experiment:Study of Electromagnet 197
6 Electromagnetic Relay 200
7 Telephone 202
Reading Material:Achievements of Magnetism in Ancient China 203
Little Experiments:Make a Compass by Yourself 205
Magnetization of Iron Nails with Electric Current 205
Make an Electric Bell by Yourself 206
Chapter 12 Electricity and Magnetism(Ⅱ) 210
1 Electromagnetic Induction 211
2 Electric Generator 214
3 Effects of Magnetic Field on Electric Current 217
4 Direct Current Electric Motor 220
5 Advantages of Electric Energy 224
Reading Materials:The Great Physicist—Michael Faraday 227
Transmission of Electric Energy 228
Little Experiment:Little Electric Motor 231
Chapter 13 General Knowledge of Wireless Communication 234
1 Electromagnetic Wave 235
2 Wireless Broadcast and Television 239
3 Laser Communication 241
Reading Material:Propagating Ways of Radio Waves 243
Chapter 14 Exploitation and Utilization of Energy Sources 247
1 Energy Sources 248
2 Composition of Nucleus 251
3 Nuclear Energy 254
4 Nuclear Power Station 256
5 Solar Energy 258
6 Energy Conservation 260
Reading Material:Solar Energy Stove·Methane Stove·Heat Preserving Kang 263
Physics Practical Activities and Physics Science Lectures 267
1 Physics Practical Activities 268
2 Physics Science Lectures 282
Appendix:Physics Quantities and Their Units in the Book 283
Some Terms in the Book with Chinese Translation 284