This series introduces viewers to physical geology, the study of the geologic events that have shaped, and continue to change, or planet. The San Andreas Fault, the Richter Scale and stratigraphy are discussed in "Earthquakes"; "Geologic Time " explains sedimentation, the theory of uniformity, fossils and radioactive decay. "Evolution Through Time" examines different kinds of fossil materials, and sedimentologists, petrologists and others trace mineral formation in "Minerals&# 34;. Produced and directed by Robert Lattanzio; host James Sadd. Series study guide available. Closed captioned.