Only by being aware of the four varieties of comparative analysis can the researcher. exploit its possibilities to the full. 2. Environmental regulation We now illustrate the above arguments from the field of environmental regulation, considering in turn arguments about national and local patterns.
The noun form of the adjective 'warm' is warmth.    The noun 'warmth' is an abstract noun as a word for a  kind and friendly quality.   The noun 'warmth' is a concrâ¦ete noun as a word for a  physical sensation of heat.
heat. 1. the sensation of an increase in temperature. 2. the energy producing such a sensation; it exists in the form of molecular or atomic vibration and may be transferred, as a result of a gradient in temperature. Symbol Q or q. 3. to become, or to cause to become, warmer or hotter.. a rise in temperature. 4. to cause to increase in temperature. Heat is associated with molecular motion, and is generated in various ways, including combustion, friction, chemical action, and radiation. The total absence of heat is absolute zero, at which all molecular activity ceases.