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Roadblocks to communication; Dynamics of leadership
Date:
1961
Main contributors:
See Other Contributors
Summary:
Professor Knowles examines reasons for poor communication in group discussions and lecture presentations, and explains the functions of a watchdog panel, a reaction panel, and an audience panel. Di...
Describes a geometric circle and defines and illustrates such terms as radius, congruent circles, chord, diameter, major and minor arcs, semicircles, and central angle. Shows the relationship betw...
Shows man's first effort to count with symbols, and demonstrates how Egyptian and Babylonian mathematic have contributed to our present number system. Stresses this contribution in terms of the es...
Shows how the ear transforms sound waves into nerve impulses, which in turn are interpreted by the brain as sounds. Uses animated drawings to explain sound and how sound waves reach the ear; then ...
Describes the formation of our solar system according to the cosmic theory of creation, and explains the changes on the surfaces of the earth and the moon in terms of volcanic action. Illustrates t...
Encyclopaedia Britannica Films; Donald. A. Boyer, Ph.D. Science Consultant, Winnetka, Illinois, Public Schools; Laurence H. Nobels, Ph.D. Professor of Geology, Northwestern University
Summary:
Portrays the many ways in which our planet is constantly undergoing changes. Shows how ice, wind, and water act to wear away the earth's surface. Illustrates its build-up by volcanic action, earthq...
Explains centrifugal force and its relationship to the establishment of an earth satellite. Shows the three-stage missile and the part it might play in the formation of a satellite. Outlines variou...
Discusses some of the problems related to the recovery of a multi-stage rocket used to establish and maintain an earth satellite. Describes the recovery, by parachute or glider technique, of the fi...
Shows heavy equipment of all types used by the Corps of Engineers and the Seabees during World War II. Describes how the "work power" of military construction units clears beaches of mines, constru...
Shows heavy equipment of all types used by the Corps of Engineers and the Seabees during World War II. Describes how the "work power" of military construction units clears beaches of mines, constru...
Reviews significant events in Eisenhower's career as a soldier, his years as President, and his retirement. Pictures the inaugural ceremony in 1953 and depicts such events as the Supreme Court deci...
Discusses the training and functions of the teacher in a world of rapid change. Shows prospective teachers in study and training situations and follows Janet, a student teacher, as she acquaints h...
Discusses the basic elements of painting--line, form, color, and texture--as well as those of music and poetry. Clarifies the meaning of these elements with charcoal drawings, musical selections, a...
Take melody – add harmony – rhythm – counterpoint and you have a musical composition, one element at a time. Members of the New York Woodwind Quintet return to explain and illustrate the component ...
Hand puppets tell the story of a kind but poor husband and wife who are making their living as shoemakers. Two elves decide to help the couple and come to their home at night to make shoes for him ...
Marionettes are used to tell the story of a very vain King who orders a new suit for his parade. Two mice, one very clever, and one quite a dullard, plan to trick the king. They pretend to have som...
Presents Indian spiritual leader Krishnamurti speaking of the personal discontent suffered because people compare what they are with an ideal of what they should be. Explains that this comparison t...
Uses captured German footage to show the unexpected Nazi counter-attack at the Battle of Ardennes, begun on December 16, 1944. Extends a plea for the American people to remain in their war-time jobs.