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Uses behind the scenes views in the Polomar Observatory to show astronomers using optical and radio telescopes to gather information about the universe. Describes how reflecting and refracting telescipes work and shows the world's largest reflecting telescope in operation. Explains the methods used by astronomers to obtain and analyze data about the stars.
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.
Shows how large deposits of iron ore, coal, and cheap water transportation contributed to the creation of a large industrial complex in the Great Lakes region. Pictures large scale mining of taconite in the Mesabi range of northern Minnesota. Shows ore boats on the Great Lakes, coal mining operations in West Virginia, a steel mill in Indiana, and the forming of automobile bodies in Detroit.
Describes the states of Texas, Louisiana, Mississippi, Alabama, and Florida as comprising the Gulf Coast region of the United States. Picture crops in Florida and explains that these crops are grown twelve months of the year. Contrast the varieties of soils found in the region. Briefly describes the large ports of Houston and New Orleans. Highlights the industires of the region including oil, grazing, and lumbering.
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.
Points out the danger of a drunk driver. Uses laboratory tests to show that the ability to drive diminishes in proportion to alcohol consumption. One man's experience is presented to stress the personal misery which can result from drinking before you drive.
Describes the problems that man has to face in space travel. Head and cold, gravity changes, and meteor showers are explained. Newton's principle of rocket propulsion is also introduced.
Traces the activities of a junior-high school boy in preparing a class report. Stresses the following steps: choosing the subject, thinking of one's interest and audience, gathering information and organizing the presentation.
Reviews Eric Hoffer's views on man as a truly free being. Describes check of absolute power and struggle away from the animal in man as prerequisites to freedom. Reveals play as one of the best times for man to receive insight.
