About Spotsylvania County. 1  Spotsylvania County Public Schools are governed by a seven-member elected School Board. 2  There are 31 public schools and centers including 17 elementary schools, seven middle schools, five high schools, one alternative learning center, and one Career and Technical Center.
Definition. Reduction in the amount of energy consumed in a process or system, or by an organization or society, through economy, elimination of waste, and rational use.
Define conservation of matter. conservation of matter synonyms, conservation of matter pronunciation, conservation of matter translation, English dictionary definition of conservation of matter. Noun 1. conservation of matter - a fundamental principle of classical physics that matter cannot be created or destroyed in an isolated system conservation... Conservation of matter - definition of conservation of matter by The Free Dictionary