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.
For the journal, see Philosophy of Science (journal). Philosophy of science is a branch of philosophy concerned with the foundations, methods, and implications of science. The central questions of this study concern what qualifies as science, the reliability of scientific theories, and the ultimate purpose of science. This discipline overlaps with metaphysics, ontology, and epistemology, for example, when it explores the relationship between science and truth.