where p is gas pressure, V is volume, is the number of moles, R is the universal gas constant (= 8.3144 j/(oK mole)), and T is the absolute temperature. The first law of thermodynamics, the conservation of energy, may be written in differential form as. dq = du + p dV.
Definition of DIAMOND for Kids. 1. : a very hard mineral that is a form of carbon, is usually nearly colorless, and is used especially in jewelry. 2. : a flat figure {loz} like one of the surfaces of certain cut diamonds.
1 Diamonds: Used when there is a decision to be made or a question to be answered, such as Yes/No or True/False. The path to be taken is determined by the answer to the question.  Arrow lines: Used to show the flow of control from one step to the other. They also indicate progress from one step to another.