How to Use this Book ix
Barron's Essential 5 x
Introduction 1
Study Skills and Tips 3
Diagnostic Test
AP Physics 2 19
Answer Key 28
Answers Explained 29
Review and Practice
1. Electric Fields and Potentials 37
The Nature of Electric Charges 37
The Detection and Measurement of Electric Charges 38
Coulomb's Law 39
The Electric Field 41
Electric Potential 43
Capacitance 46
Practice Exercises 49
Answers Explained 52
2. Steady-State Circuits 55
Current and Electricity 55
Electric Resistance 57
Electric Power and Energy 60
Kirchhoff's Rules 60
Combination Circuits 65
Capacitors in Circuits 66
Electrical Energy Is Potential Energy 69
Practice Exercises 72
Answers Explained 74
3. Magnetism and Electromagnetism 77
Magnetic Fields and Forces 77
Magnetic Force on a Moving Charge 79
Magnetic Fields Due to Currents in Wires 84
Magnetic Force Between Two Wires 86
Induced Motional EMF in a Wire 87
Magnetic Flux and Faraday's Law of Induction 90
Practice Exercises 92
Answers Explained 95
4. Physical Optics 99
Electromagnetic Waves 99
Reflection 101
Refraction 102
Total Internal Reflection 104
Interference and Diffraction of Light 105
Polarization of Light 109
Practice Exercises 112
4. Geometrical Optics 119
Image Formation in Plane Mirrors 119
Image Formation in Curved Mirrors 120
Image Formation in Lenses 124
Practice Exercises 128
Answers Explained 130
6. Fluids 133
Static Fluids 133
Pascal's Principle 133
Static Pressure and Depth 134
Buoyancy and Archimedes' Principle 135
Fluids in Motion 136
Bernoulli's Equation 137
Practice Exercises 141
Answers Explained 143
7. Thermodynamics 147
Temperature and Its Measurement 147
Molar Quantities 148
The Ideal Gas Law Equation of State 149
Kinetic-Molecular Theory 151
Work Done by Expanding Gases 152
The First Law of Thermodynamics 153
The Second Law of Thermodynamics and Heat Engines 154
Heat Transfer 158
Practice Exercises 160
Answers Explained 163
8. Quantum, Atomic, and Nuclear Physics 167
Photoelectric Effect 167
Photon Momentum 170
Matter Waves 171
Spectral Lines 172
Special Relativity 173
Mass-Energy Equivalence 174
Atomic Structure and Rutherford's Model 175
The Bohr Model 177
Quantum Mechanics and the Electron Cloud Model 178
Nuclear Structure and Stability 179
Binding Energy 181
Radioactive Decay 182
Fission 184
Fusion 184
Practice Exercises 187
Answers Explained 190
Practice Tests
Answer Key 213
Answers Explained 213
Test Analysis 224
Answer Key 239
Answers Explained 239
Test Analysis 247
Appendix
Table of Information for AP Physics 2 251
Formula Sheet for AP Physics 2 252
Glossary 255
Index 269