9 min., col. Explains the theories and evidence to show how the continents have assumed their present relationship and shape. Held in Film Centre. This program provides a comprehensive introduction to Einstein's special Theory of Relativity. The narration, by Dr. Banesh Hoffman, a friend and collaborator of Einstein's adds a human dimension to this scientific exposition.
Realistic animation illustrates the principles involved.
Held in Curriculum Lab. Defines convection and uses a series of demonstrations to illustrate how heat is transferred by convection current. 50 min., col. New developments in paleomagnetism, oceanography, seismology, and geology have enabled scientists to substantiate the theory of continental drift and to trace the movements various continents have made and their relation to the poles at any given time in the Earth's history. In this program famous scientists discuss their latest discoveries and theories, and we are taken to the actual sites where the experiments are taking place.