Upon successful completion of the course, students will be able to: state and explain the physical laws and theories, and the physiologic and technical applications to respiratory patient care; define physics and identify its applications in respiratory therapy; define work and force; describe the relationship between the applied force and the direction on motion; define power; define energy; contrast the two forms of energy; describe the relationship between work and kinetic energy; contrast the relationship between work and potential energy; discuss how potential energy and kinetic energy convert from one form of energy to another; discuss the kinetic theory of matter; discuss the kinetic molecular theory of gases; discuss the change of states of matter, transition diagrams for matter; understand the properties of temperature and pressure as it relates to gases and liquids; define and utilize density in calculations; understand buoyancy and viscosity and their application; define pressure; state the various pressure equivalents of one atmosphere; perform mathematical conversions using the various ways of expressing pressure discuss the graphic representation of Boyle's and Charles' laws; perform calculations using Boyle's law, Charles' law, and Gay-Lussac's law; apply Dalton's law of partial pressures to the gas mixtures in the atmosphere, trachea, and alveoli; understand the laws of diffusion; apply principles and laws of fluid dynamics to various fluid conducting systems; relate the law of continuity to ventilatory and circulatory physiology; discuss fluid viscosity; discuss the principles of electronics and electricity; discuss magnetism and relation to electric charge; explain paramagnetism of oxygen; relate monitoring Ohm’s Law (Volts, Amps, Resistance); understanding simple electrical circuits and electrical shock safety.