ERIC Number: ED204575
Record Type: Non-Journal
Publication Date: 1981
Reference Count: N/A
Collecting Stream Samples for Water Quality. Module 16. 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 collecting stream samples for water quality. Following guidelines for students and instructors and an introduction that explains what the student will learn are three lessons: (1) using a job aid to identify all the equipment and reagents needed to collect stream samples for water quality analyses; (2) cleaning and preparing sampling bottles needed for collecting stream samples; and (3) selecting the most suitable location for collecting water samples at a predesignated sampling site at a stream and taking a grab 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 preparing to collect water samples for chemical and bacteriological analyses and selecting a sampling point and collecting grab samples. (CT)
Descriptors: Competency Based Education, Educational Equipment, Environmental Education, Environmental Standards, Environmental Technicians, Learning Activities, Programed Instructional Materials, Public Health, Tests, Vocational Education, Water Pollution, Water Resources
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.