Chapter 2&3 Kinematics Chapter 3 Motion in One Dimension, Two and Three Dimensions 1. Reference Frames and Displacement 2. Velocity 3. Acceleration 4. Circular Motion
Chapter 8 Energy and Conservation Law 1. Work and Energy 2. Kinetic Energy(能)&work- Energy Principle 3. Conservative(保守) and Noncons Forces 4. Potential Energy(势能) 5. Conservation Snarav
Chapter 20 Gauss's Law A statement of the relationship between electric charge and electric field. Electric Flux 2 Gauss's Law 3 Application of Gauss's Law
The speed of sound Sound waves are longitudinal mechanical waves that can travel through solids, liquids, or gases. The speed of a sound wave in medium(having bulk modulus(容变弹性模量)and density p) is: