西尔斯当代大学物理（英文版原书12版）

　　《西尔斯当代大学物理（英文版·原书12版）（共2册）》作为著名的世界经典优秀教材，《西尔斯当代大学物理》自1949年首次出版以来，历经半个多世纪，在物理教育的探索与创新方面一直发挥着先导作用，其许多可圈可点的特色在美国乃至世界其他国家，影响了一代又一代的大学师生，是当今世界发行量最大的主流教材之一。《西尔斯当代大学物理（英文版·原书12版）（共2册）》是第12版，它很好地继承了最畅销的第11版不断创新和精心制作的传统，在充分吸收教育研究优秀思想的基础上，它强化了解题指导，并提供先进、形象的概念教学法，系统性很强的习题，被实际教学证明有效和得到广泛应用的教学辅导与作业在线系统。《西尔斯当代大学物理（英文版·原书12版）（共2册）》内容丰富、生动，图文并茂，举例鲜活，趣味性强，联系实际密切，强调概念理解，注重能力培养；每章的问题引入法、正文探索式的叙述法以及每节的思考题检测法等多种教学方法并用，能有效调动学生学习的积极性，提高学生的学习效能；原汁原味的英语更能让学生尽享语言学习的美味大餐、《西尔斯当代大学物理（英文版·原书12版）（共2册）》的主要特色有：四步解题法：所有例题都采用四步解题法：审题（Identify）、破题（Setup）、求解（Excute）和讨论（Evaluate），这种规范、科学的解题方式十分有利于学生形成思维清晰、表述准确、方法明确的解题习惯，并能逐步获得较强的解决实际问题的能力。教学紧随练习：练习包括：采用语言、公式、图片等来巩固物理概念的本章生动总结，采用多项选择和排序的理解测验等。配有“掌握物理”教学辅导与作业在线系统：该系统内容丰富，除了具有超过1200条的自学材料和章后问题的资料库外，还包括专门针对“解题策略”和“理解测验”的解答。该系统可以在世界范围内为使用《西尔斯当代大学物理（英文版原书12版）（套装共2册）》的师生提供服务。《西尔斯当代大学物理（英文版·原书12版）（共2册）》主要内容有力学、波动和声学、热学、电磁学、光学、近代物理学等。《西尔斯当代大学物理（英文版·原书12版）（共2册）》为高等学校理工科各专业学生的大学物理双语教学教材，也是广大高校物理教师非常好的教学辅助资源或参考书。

　　休 D.杨（Hugh D.Young） is Emeritus Professor of Physics atCarnegie Mellon Universityin Pittsburgh，PA.He attended CarnegieMellon for both undergraduate and grad-uate study and earned hisPh.D.in fundamental particle theory under the direction 0f the lateRichard Cutkosky.He joined the faculty of Carnegie Mellon in 1956and has also spent two years as a Visiting Professor at theUniversity of Califomia at Berkeley. Pro Young’S career hascentered entirely around undergraduate education.He has writtenseveral undergraduate-level textbooks，and in 1 973 he becameaCO-authorwithFrancis SearsandMarkZemanskyfortheirwell-knownintroduc-tory texts.witIl theirdeaths，he assumed full responsibility for new editions 0fthesebooks until joined by Prof.Freedman for Uiversity Physics.Prof.Young is an enthusiastic skier，climber，and hiker.He alsoserved for sev.eral years as Associate Organist at St.Paul’SCathedral in Pittsburgh，and hasplayed numerous organ recitals inthe Pittsburgh area.Prof.Young and his wife Alice usually travelextensively in the summer，especially in Europe and in the desertcanyon counthern of southern Utah.

BRIEF CONTENTS
Mechanics
1 Units，Physical Quantities，and Vectors
1.1　The Nature of Physics
1.2　Solving Physics Problems
1.3　 Standards and Units
1.4　Unit Consistency and Conversions
1.5　 Uncertainty and Signifi. cant Figures
1.6　Estimates and Orders of Magnitude
1.7　Vectors and Vector Addition
1.8　 Components of Vectors
1.9　 Unit Vectors
1. I0　Products of Vectors

2 Motion Along a Straight Line
2. 1　 Displacement, Time, and Average Velocity
2.2　Instantaneous Velocity
2.3　 Average and Instantaneous
Acceleration
2.4　Motion with Constant Acceleration
2.5　 Freely Falling Bodies
2.6　Velocity and Position by Integration

3 Motion in Two or Three Dimensions
3.1　 Position and Velocity Vectors
3.2　The Acceleration Vector
3.3　Projectile Motion
3.4　Motion in a Circle
3.5　Relative Velocity

4 Newton，s Laws of Motion
4.1　Force and Interactions
4.2　Newton's First Law
4.3　Newton's Second Law
4.4　Mass and Weight
4.5　Newton' s Third Law
4.6　Free-Body Diagrams

5 Applying Newton's Laws
5. 1　 Using Newton's First Law:Particles in Equilibrium
5.2　Using Newton' s Second Law:Dynamics of Particles
5.3　 Frictional Forces
5.4　Dynamics of Circular Motion
5.5　 The Fundamental Forces of Nature

6 Work and Kinetic Energy
6. 1　 Work
6.2　Kinetic Energy and the Work-Energy Theorem
6.3　 Work and Energy with Varying Forces
6.4　Power

7 Potential Energyand Energy Conservation
7. 1　 Gravitational Potential Energy
7.2　Elastic Potential Energy
7.3　 Conservative and Nonconservative Forces
7.4　 Force and Potential Energy
7.5　 Energy Diagrams

8 Momentum，Impulse，and Collisions
8. 1　 Momentum and Impulse
8.2　 Conservation of Momentum
8.3　 Momentum Conservation and Collisions
8.4　Elastic Collisions
8.5　 Center of Mass
8.6　 Rocket Propulsion

9 Rotation of Rigid Bodies
9.1　 Angular Velocity and Acceleration
9.2　Rotation with Constant Angular Acceleration
9.3　 Relating Linear and Angular Kinematics
9.4　Energy in Rotational Motion
9.5　 Parallel-Axis Theorem
9.6　 Moment-of-Inertia Calculations

10 Dynamics of Rotational Motion
10. 1　 Torque
10.2　Torque and Angular Acceleration for a Rigid Body
10. 3　Rigid-Body Rotation About a Moving Axis
10.4　Work and Power in Rotational Motion
10.5　 Angular Momentum
10.6　 Conservation of Angular Momentum
10.7　 Gyroscopes and Precession

11 Equilibrium and Elasticity
11.1　 Conditions for Equilibrium
11.2　 Center of Gravity
11.3　 Solving Rigid-Body Equilibrium Problems
11.4　Stress, Strain, and Elastic Moduli
11.5　Elasticity and Plasticity

12 Gravitation
12.1　 Newton's Law of Gravitation
12.2　Weight
12.3　 Gravitational Potential Energy
12.4　The Motion of Satellites
12.5　 Kepler' s Laws and the Motion of Planets
12. 6　Spherical Mass Distributions
12.7　Apparent Weight and the Earth'Rotation
12.8　 Black Holes

13 Periodic Motion
13. 1　 Describing Oscillation
13.2　Simple Harmonic Motion
13.3　 Energy in Simple Harmonic Motion
13.4　Applications of Simple Harmonic Motion
13.5　The Simple Pendulum
13.6　The Physical Pendulum
13.7　Damped Oscillations
13.8　 Forced Oscillations and Resonance

14 F1uid Mechanics Waves／Acoustics
14. 1　 Density
ld. 2　Pressure in a Fluid
ld. 3　 Buoyancy
ld. 4　Fluid Flow
14.5　 Bernoulli' s Equation
14.6　 Viscosity and Turbulence

15 Mechanical Waves
15. 1　 Types of Mechanical Waves
……
16 Sound and HearingThermodynamics
17 Temperature and Heat
18 Thermal Properties of Matter
19 The First Law of Thermodynamics
20 The Second Law of ThermodynamicsElectromagnetism
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