The process of dissolving one substance in another often involves heat; if the solution process is a strictly physical change, the heat is a latent heat. Sometimes, however, the process is accompanied by a chemical change, and part of the heat is that associated with the chemical reaction.
Big marbles, ones that are larger than the standard size marble, are called shooters.. A big marble is also known as the offensive marble. The big marble gleans these names because it is the one shot at other marbles in an offensive manner. Continue Reading.
The United States Department of Homeland Security defines the active shooter as an individual actively engaged in killing or attempting to kill people in a conï¬ned and populated area; in most cases, active shooters use firearms(s) [sic] and there is no pattern or method to their selection of victims..