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Discusses the history of baseball from its inception in 1833, showing outstanding players, changes in the game, and scenes from the first night game in history 1933.
Follows the activities of a group of international Girl Scouts at a wilderness encampment in an Oregon national forest. Shows how they prepare for and take a five-day hike into the Three Sisters' Wilderness Area of Oregon without adult leaders. Quotations from their evaluation session are heard.
Presents, through animation, an overview of the dinosaur age, showing the major types of dinosaurs and some of their behavioral characteristics. Explains that dinosaurs become extinct because of their inability to catch food. Records how some dinosaurs changed their eating and living habits to adapt to the changing surface of the earth.
Joseph Moray, National Council of Teachers of Mathematics, John M. Davidson, Richard Gilbert, Arthur M. Kaye, Shirley Tebbe, Francesca Greene, Peter Smith, Carole Eickhoff, Davidson Films
Summary:
Delineates interesting facets of the development of our decimal system. Compares the additive, subtractive, multiplicative, and positional notation aspects of the Chinese, Babylonian, Egyptian, and Hindu-Arabic systems. Uses models to explain concepts which lead to greater understanding of base 10 systems.
This film traces the historical development of our present decimal system--the Hindu-Arabic system of numeration. The meaning and importance of base ten, place value, grouping, numerals, and expanded notation are carefully described.
Pictures the globe as a model of the earth and points out the representative shape and color of land and water areas. Identifies the continents and compares their sizes and locations. Uses animation to show the character of the ocean floor. Explains the poles and scales of latitude and compares various types of globes.
Describes various phases of high temperature research, giving examples of compounds being used, goals of the research, and some results to date. Discusses procedures being used, with emphasis on procedures with titanium sulfide.
Erling M. Hunt, Wade Arnold, Abraham Ribicoff, Center for Mass Communication, Columbia University Press
Summary:
Discusses the purposes and functions of the five major divisions within the department of Health, Education, and Welfare. Describes the several offices, agencies, and bureaus, and indicates how these deal with foods, drugs, social security, vocational rehabilitation, and education. Emphasizes that the major concern of the department is to benefit individuals in their living. Narrated by Abraham Ribicoff, a former secretary of the Department of Health, Education, and Welfare.
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 between a central angle and its arc; presents methods for proving arcs equal in degrees and length; and describes the relationships of a diameter, a chord, and its intersected arcs.
Ellis Katzman, Elbert C. Weaver, John A. Skarulis, William H. Pasfield, Ross Lowell, Herman J. Engel, Robert Braverman, Peter Robinson, Geraldine Lerner, Max J. Rosenberg, Fisher Scientific Company
Summary:
Demonstrates the differences between saturated, unsaturated, and supersaturated solutions; that solutions are dynamic, not static in character; and also shows suspensions and colloidal dispersions. Presents characteristics of solutions and explains insolubility, solutions without chemical reactions, mixtures, suspensions, and the Tyndall effect in colloidal dispersions.
Shows some properties that distinguish gases. The volume of ammonia and hydrogen chloride that combine are measured quantitatively, and simple integer volume ratios are measured for the combinations of hydrogen and chlorine. Interprets these simple integer ratios in terms of Avogadro's hypothesis.