ERIC Number: ED204577
Record Type: Non-Journal
Publication Date: 1981
Reference Count: N/A
Using an Electric Single Pan Analytical Balance. Module 18. Vocational Education Training in Environmental Health Sciences.
Consumer Dynamics Inc., Rockville, MD.
This module, one of 25 on vocational education training for careers in environmental health occupations, contains self-instructional materials on using an electric single pan analytical balance. Following guidelines for students and instructors and an introduction that explains what the student will learn are three lessons: (1) identifying and explaining the function of each part required to operate the electric single pan analytical balance; (2) operating the balance to weigh accurately a sample object; and (3) using the balance to add desired weights of different substances to a container to determine the unknown weight of a sample. Each lesson contains objectives, recommended methods and locations for practice, performance criteria, equipment and supplies to perform a task, detailed step-by-step instructions for learning a task, and performance exercises. Two performance tests cover operating an electric single pan analytical balance and finding weights of substances added to containers. (CT)
Descriptors: Competency Based Education, Educational Equipment, Environmental Education, Environmental Technicians, Learning Activities, Measurement Techniques, Programed Instructional Materials, Public Health, Tests, Vocational Education
National Technical Information Service, U.S. Dept. of Commerce, 5285 Port Royal Rd., Springfield, VA 22161.
Publication Type: Guides - Classroom - Learner
Education Level: N/A
Sponsor: Office of Vocational and Adult Education (ED), Washington, DC.
Authoring Institution: Consumer Dynamics Inc., Rockville, MD.