The high level of consumption of processed foods has an effect on human health. The consumption of doughnuts, pastries, fried chicken, French fried potatoes, snack chips, and imitation cheese is high among teenagers. These foods are generally rich in fats, although the focus has often been on the quantity rather than the quality of these fats.…

This instructional resource utilizes consumer product information by which students compare theoretical stoichiometric calculations to CO[subscript 2] car emissions and fuel consumption data. Representing graphically the emission of CO[subscript 2] versus consumption of fuel provides a tangible way of connecting concepts studied in chemistry…

Identifies essential database management terminology and groups the various types of database management programs into three basic categories for discussion of basic features, typical applications, and costs. A table of the leading programs available in each category includes the manufacturer's name and address, hardware requirements, and price…

Concentrating on those units most suited to home microcomputer users, this article discusses modem functions, varieties, basic features, and automatic features; lists manufacturers of telecommunications hardware; and provides a modem comparison chart which includes information on price, configuration, line connection, interface, baud rate,…

Describes and compares the features, performance capabilities, specifications, and available options for a number of recently-marketed microcomputers, including the Apple II Plus, the Atari 800, the Commodore PET 400 and CBM 8000, and the Radio Shack TRS 80 Model III. (JL)

This hardware review describes such innovative features of the Texas Instrument Portable Professional Computer as integrated color screen and option slots permitting customization as well as the physical unit (inside and out), its mass storage flexibility, and sturdiness. A comparison with the IBM PC Portable is included. (MBR)

Review of similarities and differences between magnetic-based and optical disk drives includes a discussion of the electronics necessary for their operation; describes benefits, possible applications, and future trends in development of laser-based drives; and lists manufacturers of laser optical disk drives. (MBR)

Description of the portable Apple IIc includes its flat panel display; a new microprocessor, the 65CO2; its new design language; layout; documentation, including interactive tutorials; software support; and cost. Apple IIc's competitors and its new printer, the Scribe, are also discussed. (MBR)

Discusses print quality, speed, print modes, buffers, and character sets of daisy-wheel and dot-matrix printers; briefly reviews features needed to print graphics and color; and presents a chart listing over 30 typical daisy-wheel and dot-matrix printers for comparison of features and price. (MBR)

Description of features of integrated learning systems (ILS) compares minicomputer- and microcomputer-based systems; provides updated buyers' guide information on networked-microcomputer ILSs, ILS courseware, and minicomputer-based ILSs; and presents educators' opinions of these systems. (MBR)

Describes differences between authoring systems and authoring languages for teachers interested in creating their own educational software, discusses selection criteria and features to consider before choosing a package, recommends specific authoring systems and Pilot language programs, and provides a chart of currently available packages. (MBR)

Describes five online databases that focus on computer products, primarily software and microcomputing hardware, and compares the databases in terms of record content, product coverage, vertical market coverage, currency, availability, and price. Sample records and searches are provided, as well as a directory of product databases. (CLB)

Discusses factors that should be considered when comparing microcomputer software for small and medium-sized library catalogs and describes eight specific packages--BRS/Search Micros/Mini Version, Card Catalog, Golden Retriever, INMAGIC, TEQLIB, FINDER, SCIMATE, and STAR. (Author/MBR)

Outlines basic choices available in on-screen windowing systems which create separate areas or boxes on microcomputer display screens to simplify control of traditional computer applications. Systems described include Visicorp's Visi On, Microsoft Windows, Digital Research's Concurrent DOS, Quarterdeck's DesQ, Structured Systems' Window Master,…

Explores classroom microcomputer applications in elementary and secondary social studies. The utility of drill and practice and tutorial programs is reviewed; computer spreadsheets to project election tallies and databases for use in analyzing voter data are described; and economics and election simulations are compared. (MBR)