A few kilometers from the shores of Palm Beach County, Florida, is the Gulf Stream current--a remarkable "river" within an ocean. The current's journey across the Atlantic Ocean connects southeast Florida and southwest Great Britain as it streams steadily north at speeds of 97 km a day; moving 100 times as much water as all the rivers on…

This bilingual earth science handbook is one in a series designed to assist high school students who are literate in their native Lao, but are limited-English-proficient, in meeting graduation requirements. The handbook is essentially a glossary. The first part, in Lao, contains major concepts in earth science and definitions of important and…

Earth science is the subject of this bilingual glossary, one in a series developed to help high school students who are literate in their native Vietnamese, but limited-English-proficient, to meet their graduation requirements. Major earth science concepts and definitions of important and commonly used terms are presented in both Vietnamese and…

This bilingual earth science handbook is one in a series developed to help high school students who are literate in their native Spanish, but not in English, to meet graduation requirements. The first part of the handbook contains major earth science concepts and a glossary of important and commonly used terms, in Spanish. This is followed by an…

Suggestions and tips for novice and experienced eclipse watchers are provided. Discussed are the mysterious shadow bands that occur just minutes before an eclipse. Directions for building a deluxe pinhole projector for observing the eclipse, a reading list, and a glossary of related terms are included. (KR)

Describes the great variety of observations surrounding the auroras (both borealis and australis), and provides photographs from the space shuttle, Discovery. Discusses where and when the auroras can be observed, the process that the Earth's magnetic phenomena fulfill in how and why auroras appear, and the effects of solar wind upon auroras. (JJK)

Described is how an ordinary FM radio or television receiver can indicate when a meteor streaks overhead by receiving distant broadcast signals. Temperature inversions and the presence of ionized clouds can also be detected using receivers. Information on the troposphere and ionosphere and directions for the activity are included. (KR)

Information on how a shortwave radio can be used to make empirical observations about solar activity and the Earth's geomagnetic field is provided. How to interpret transmissions of shortwave propagation information, weather conditions, and highly accurate time signals from shortwave stations is discussed. (KR)

Answers to 27 questions about aeronautics, space, and the National Aeronautics and Space Administration (NASA) are provided in this pamphlet. Among the topics dealt with in these questions are: costs of the space program; NASA's role in aeronautics; benefits received from the space program; why the United States hasn't developed means of rescuing…

The terms "high energy" and "low energy" refer to the amount of energy a wave has that reaches the face of a beach. In this student guide, two types of beaches are investigated. The objective is to be able to identify whether a beach is of high or low energy. Background information is provided, as well as instructions and…

This document contains a student guide and a teacher guide on the topic of waves. The investigation includes three activities which lead students to an understanding of how waves are formed and how they move in water. Activity A introduces students to the parts of a wave. A demonstration using a stream table leads them to discover different…

Whether you're a stream studies novice or a veteran aquatic monitor, "Watershed Dynamics" gives you abundant practical resources to extend your students' investigations into local water quality and land-use issues. This two-part set is ideal for teaching biological and ecological concepts and research techniques. It also shows how the interplay…

Describes the peat to coal process. Investigates the organic, inorganic, and sulfur components of coal. Outlines how varying percentages of each are formed. (MVL)

Originally designed for gifted students, these reproducible geology units emphasize the use of higher order thinking skills and are appropriate for use in any classroom. Interdisciplinary in content, the units provide a broad view of geology. Included are two complete units, one created for the upper elementary gifted student and the other for the…

Originally designed for gifted students, these reproducible paleontology units emphasize the use of higher order thinking skills and are appropriate for use in any classroom. Interdisciplinary in content, the units provide a broad view of paleontology. Included are two complete units, one created for the upper elementary gifted student and the…