NotesFAQContact Us
Collection
Advanced
Search Tips
Showing 22,906 to 22,920 of 25,617 results Save | Export
Bevington, Rick; Rosenfeld, Arthur H. – Scientific American, 1990
Described are new technologies such as superwindows, compact fluorescent lights, and automated control systems which, when combined with other strategies such as shade trees and light-colored buildings, could reduce building energy expenditures. (CW)
Descriptors: College Science, Conservation (Environment), Efficiency, Electrical Appliances
Peer reviewed Peer reviewed
Frey, John E. – Journal of Chemical Education, 1990
Described is an inorganic chemistry course based on the premise that a balanced understanding of inorganic chemistry requires knowledge of the experimental, theoretical, and technological aspects of the subject. A detailed description of lectures and laboratories is included. (KR)
Descriptors: Chemistry, College Science, Higher Education, Inorganic Chemistry
Peer reviewed Peer reviewed
Priest, Joseph; Potts, Larry – Physics Teacher, 1990
The interfacing of a physical pendulum to an Apple IIe computer and the physic instruction associated with it are discussed. Laboratory procedures, software commands, and computations used in this lesson are described. (CW)
Descriptors: College Science, Computer Interfaces, Computer Uses in Education, Higher Education
Peer reviewed Peer reviewed
Collea, Francis P. – Journal of College Science Teaching, 1990
Discussed is the underrepresentation of minorities and women pursuing graduate and undergraduate degrees in science and engineering. Two intervention programs are described in detail-Minority Access to Research Careers (MARC) and the Minority Engineering Program (MEP). (KR)
Descriptors: College Science, Disabilities, Engineering Education, Ethnic Groups
Peer reviewed Peer reviewed
Trevors, J. T. – Journal of Biological Education, 1989
Described is a laboratory experiment that can be used to investigate bacterial survival in soil or water as well as the study of genetic transfer via conjugation. Discussed are materials, laboratory procedures, typical results, and a list of six references. (CW)
Descriptors: Bacteria, Biological Sciences, Biology, College Science
Peer reviewed Peer reviewed
Batt, Russell H., Ed. – Journal of Chemical Education, 1989
Described are the uses of a spreadsheet program to compute the free energy change associated with a reaction; to model acid/base equilibria; and to solve equilibrium constant expressions. Stressed are the advantages derived from having the spreadsheet perform the multiple, trivial calculations. (CW)
Descriptors: Chemical Equilibrium, Chemistry, College Science, Computer Software
Peer reviewed Peer reviewed
Hays, Elizabeth T. – Journal of College Science Teaching, 1989
Describes an undergraduate research program for minority students. The program and eight objectives of the first course of the program, "Introduction to Research," are presented. Some strengths and weaknesses of the course are considered. (YP)
Descriptors: Biomedicine, College Science, Course Descriptions, Higher Education
Peer reviewed Peer reviewed
Birk, James P., Ed. – Journal of Chemical Education, 1989
Presented is a simple laboratory set-up for teaching microprocessor-controlled data acquisition as a part of an instrumental analysis course. Discussed are the experimental set-up, experimental procedures, and technical considerations for this technique. (CW)
Descriptors: Chemical Analysis, Chemistry, College Science, Computer Interfaces
Peer reviewed Peer reviewed
Zipp, Arden P., Ed. – Journal of Chemical Education, 1989
Developments in microscale chemistry which have occurred in the late 1980s are reviewed. Possible directions for the future concerning the uses of microscale chemistry in organic, general, and high school chemistry are suggested. Twenty-three references are listed. (CW)
Descriptors: Chemistry, College Science, High Schools, Higher Education
Peer reviewed Peer reviewed
Duhrkopf, Richard, Ed. – American Biology Teacher, 1989
Two Hypercard stacks are reviewed including "Amino Acids," created to help students associate amino acid names with their structures, and "DNA Teacher," a tutorial on the structure and function of DNA. Availability, functions, hardware requirements, and general comments on these stacks are provided. (CW)
Descriptors: Biochemistry, Biological Sciences, Biology, College Science
Peer reviewed Peer reviewed
Birk, James P.; Foster, John – Journal of Chemical Education, 1989
Presented is a method of constructing a wide variety of molecular models from inexpensive, durable materials. Equipment, supplies, atomic sizes, bond lengths and bond angles, assembly, and painting are discussed. (CW)
Descriptors: Chemistry, College Science, Higher Education, Instructional Materials
Peer reviewed Peer reviewed
Venugopalan, Mundiyath – Journal of Computers in Mathematics and Science Teaching, 1989
Lists a BASIC program which computes the equilibrium constant as a function of temperature. Suggests use by undergraduates taking a one-year calculus-based physical chemistry course. Notes the program provides for up to four species, typically two reactants and two products. (MVL)
Descriptors: Chemical Equilibrium, Chemical Reactions, Chemistry, College Science
Peer reviewed Peer reviewed
Athnasios, Albert K.; And Others – Analytical Chemistry, 1989
Topics covered in this review of analytical methods include: additives, adulteration, contamination, decomposition, carbohydrates, color, enzymes, fats, oils, fatty acids, flavor, identifying compounds, inorganic methods, moisture, organic acids, nitrogen processes, and vitamins. (MVL)
Descriptors: Chemical Analysis, Chemistry, Chromatography, College Science
Peer reviewed Peer reviewed
Sherma, Joseph – Analytical Chemistry, 1989
This review is devoted to methods for the determination of residues of pesticides and some related industrial chemicals. Topics include: residue methods, sampling, chromatography, organochlorine pesticides, organophosphorus pesticides, carbamate insecticides, herbicides, fungicides, pyrethrins, fumigants, and related chemicals. (MVL)
Descriptors: Chemical Analysis, Chemical Industry, Chemistry, Chromatography
Peer reviewed Peer reviewed
Gilpin, R. K.; Pachla, L. A. – Analytical Chemistry, 1989
This review is divided into these topics: alkaloids, antibiotics, inorganics, nitrogen and oxygen containing compounds, steroids, sulfur containing compounds, vitamins, techniques, and miscellaneous methods. The review covers from November 1986, to October 1988. (MVL)
Descriptors: Chemical Analysis, Chemical Industry, Chemistry, Chromatography
Pages: 1  |  ...  |  1524  |  1525  |  1526  |  1527  |  1528  |  1529  |  1530  |  1531  |  1532  |  ...  |  1708