Could not complete log in. Possible causes and solutions are:
Cookies are not set, which might happen if you've never visited this website before.
Please open https://media.dlib.indiana.edu/ in a new window, then come back and refresh this page.
An ad blocker is preventing successful login.
Please disable ad blockers for this site then refresh this page.
Uses such situations as computing a baseball player's batting average and adapting a recipe to illustrate the principles and uses of ratio and proportion. Explains the terms used, the difference between ratio and proportion, and the application of the principles to gears.
Shows that ratio expresses a relationship between two numbers. Points out that equal ratios form a proportion, which may be used in solving problems, stressing that the units must be the same in finding ratios between two numbers.
Explains the principle of propulsion, and illustrates the way in which the design of a rocket engine increases the speed of escaping gases. Illustrates the law of momentum as applied to propulsion. States that one of the biggest problems of jet designers is that of making jet gases go faster. (New Mexico College of A. & M.A.) Film.
Discusses and demonstrates different types of nuclear reactors. Explains the fission process and how it is used and controlled in a reactor. Illustrates three basic reactor types and points out their advantages and functions.
Presents physical education as an essential part of the modern school curriculum. John Glenn explains why the astronauts need to be ready physically and mentally for space travel. Describes how body motor skills are developed in early grades by tumbling, rope climbing, and rhythms. Pictures older students playing team games, as basketball and volleyball. Stresses the need for well-planned activities, accurate records, and competent, well-trained teachers.
This program reports on the growing number of senior citizens in America and their special needs. Discussed are some outcomes following the White House Conference on Aging in 1961 and the legislation that followed. Among these are meal services, elderly housing, medical services and recreational therapy. The life of John and Edna Cummins, a retired couple who sell their house to live in an apartment are examined.
George follows carefully planned preliminary operations in getting ready to type. Jane, who makes her preparations haphazardly, learns later to practice George's methods and is then ready to type with self-control and self-confidence.
Defines realism and discusses style, subject matter, and motivation with reference to realism in painting. Identifies and contrasts genre painting and illusionary realism and illustrates these with prints. A realistic portrayal of a landscape is done at the easel. (Hofstra College and WOR-TV) Kinescope.
Presents a panel discussion on ways and means of realizing the potential economic and agricultural resources of the world. Features Barbara Ward, James McDonnell, and Henry Wallace. (KETC) Kinescope.
Shows types of reamers; how to check the size of reamers; and how to ream straight holes with straight-fluted helical-fluted, and adjustable-blade reamers.
Presents an edited version of a speech delivered in September, 1958 to Boston's Atlantic Treaty Association. Provides an analysis of NATO, its effectiveness in dealing with current world problems and its future directions if it is to continue to be a force for peace. Speaker is Paul-Henri Spaak, secretary-general of NATO.
The Indian idea that man has forgotten who or what he is through identifying himself with his individual personality is considered by Alan Watts. The “person” as the dramatic mask or social role is discussed also.
Shows how to check, recondition, and repair the cutter and adjust the knife clips and bar mechanism; how to remove and replace worn sections in the sickle and sharpen the sickle section; how to repair, sharpen, replace, and straighten the guard unit, replace wearing plates, and adjust the cutter bar to the proper lead; and how to adjust the sickle for register.
The use of coordinates in simplifying the solution of problems involving time and distance is demonstrated. Teaches how a point is located by the use of two coordinates and explains what a coordinate is.
Patterns of light reflected from variColored plastics dance and flicker, giving the impression of an abstract ballet. There is instrumental and vocal accompaniment. Made by Jim Davis, an American artist in plastics.
Discusses the criticisms of the present party system and evaluates proposed changes. Points out the changes in the election system that would be necessary for any party reform. Suggests that any reforms would depend on greater public participation in the parties, which in turn would create less need for party reform. (University of Michigan Television) kinescope.
Uses demonstrations to explain the principle of light refraction. Illustrates with a penicle in water and a magnifying glass. Shows an optical illusion and tells how it happens. (WCET) Kinescope.
Shows how pigeons are taught abnormal behavior patterns by means of selective reinforcement of response and how the removal of the reinforcement causes the gradual extinguishing of the learned response. Derives from the experiments basic principles about learned behavior which are applicable in the training of children.
Shows how behavior that is reinforced does get learned while non-reinforced behavior is extinguished.
Presents a discussion of the use of man's freedom. Tells how freedom can best be utilized to bring about and adjustment between aspirations and needs. Panelists include Dr. Erich Fromm, psychoanalyst, Barbara Ward, economist and author, and host Dr. Huston Smith. (KETC) Kinescope.
