Outlines four alternative sets of regulations designed to prevent air pollution. These regulations are proposed by the Environmental Protection Agency, acting under a court order to prevent significant deterioration of the nation's air quality. (JR)

Describes a high school biology exercise in which a computer greatly reduces time spent on calculations. Genetic equilibrium demonstrated by the Hardy-Weinberg principle and the subsequent effects of violating any of its premises are more readily understood when frequencies of alleles through many generations are calculated by the computer. (JR)

Discusses the environmental consequences of developing an industry to utilize the United States' vast oil shale resources. (JR)

Describes techniques using everyday examples and analogies which aid students in distinguishing between two terms with opposite meanings, such as anticline and syncline. (PS)

An examination of various aspects of revolution is encouraged through reviews of several important works dealing with revolution not only in this country, but in others. Factors present in this country today which reveal similarities should be presented to students. (JB)

A sample of supplementary materials, grouped according to media format into real materials, multimedia materials, paperbacks, games, and simulations to enrich the new social studies curriculum, are identified in the resource guide. The article concludes with a list of sources of supplementary materials, and an abbreviated games and simulations…

The purpose of this essay is to study the scholarly works of Bemis and Bailey, to provide a commentary on the works and on certain implications inherent in their work. (Author)

Deviation of basic equations needed to determine the height attained by an astronaut. Using known physical properties and measurement made from observing television coverage, the heights can be determined. (DF)

Describes various activities to understand the nature of the earth as a spaceship and its impact on human life. A figure depicting a holocoenotic environmental complex is given which can be used to illustrate various interacting forces on earth. (PS)

Bernoulli's Theorem yields information on what goes on inside a fluid while Newton's Third Law explains the external encounter, such as a lift-producing encounter between air and a wing. (DF)