This is the British English definition of master class. View American English definition of master class. Change your default dictionary to American English. View the pronunciation for master class.
exists and is an alternate of . A curmudgeon with years of practice. Thermal pollution results when cooling water s used in any process that generates heat and the water is returned to a body of surface water without cooling. Thermal pollution can also result when a pond, lake or bay is allowed to silt up reducing the depth of water or the water flow.
An exothermic process is one that gives off energy when it occurs. A simple example of an exothermic process is the combustion of gasoline, because this process gives off a great deal of heat. In fancy mathematical terms, we would say that exothermic processes have negative âH values because the system is giving off the energy (i.e. losing energy to the surroundings).