Includes index.

Motion -- Force and Newton's Laws of Motion -- Conservation of momentum and energy -- Gravity -- Atoms and molecules -- Solids -- Liquids and gases -- Temperature and heat energy -- Change of state and transfer of heat energy -- Wave motion -- Sound -- Diffraction, interference, and music -- Static electricity -- Electrical current -- Magnetism and magnetic effects of currents -- Electrical induction -- Electromagnetic waves -- Light: wave or particle? -- The quantum nature of light -- Reflection, refraction, and dispersion -- Lenses and instruments -- Light as a wave -- Color -- Appendix A: Scientific notation: powers of ten -- Appendix B: The metric system.