PEDRS Becove Immiiiar with the Basic Metric Units, Theiesymbols

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PEDRS Becove Immiiiar with the Basic Metric Units, Theiesymbols 'DOCUMENT RESUME ( 7i0 08 CE 009 784 1 ED 134 AUTHOR Cooper, Gloria S., Ed.; Magisos,,Joel H., Ed-. TITLE Metrics fdr Cosmetology., INSTITUTION Ohio State Univ., Columbus. Center for Vocational 't ,Education. SPONS AGENCY 'Bureau of Occupational and Adult Educaiion (DHEW/OE), Washington, D.C. PUB DITE 76 ' k CONTRACT OEC-0-74-9335 NOTE 59p.-T-Ell# a related docqm,einf see CE 009 736-790 PEDRS ME-$0.83 HC-$3.50 Plus Postage... DESCRIPTORS *Cosmetology; *Curriculum.; Instructional Materials; learning Activities; Measurement Instruments; *Metric- System; Secondary- Edmcation; Teaching Techniques; Units of Study (Subject Fields); *Vocational Education ' . ABSTRACT Designed to meet the job-related metric measnrement needs of cosmetology students, this instructional packa,ge.011 cosmetology is part of a set of 55 packages for metric instruction in different occupatiOns. The package is intended for students who already know,the occupational terminology, measuretent terms, and tools4currently in use. Each of the five units in this instructional package contains performance objectives, learning activities; and supporting information in-the form of text, exercises, and tables. In additiOn,, suggested teaching techniques are included. At the'back of the package are objective-based-evaluation'items,'a,plge of anIvers to the exercises and tests, 4 list of metric materials neededfpr the activities, references, and a list of supplieri. The materialisi' designed to accommodate a variety of indiwiOual,teathing and learning styles, e.g., indePentent study, small group,oi Whole-class activity. Exercises'are intended to facilitate experiences with - . measurement'instruments,.tools, and devices used in this occupAtioli . 6nd job-related tasks of estimating and measuring. Unit I, a general introduction to the_metric syStem of measurement, 4Fovides iyiformal, hands-on experienceS for the students. This unit enablesstddents to becove ImmiIiar with the basic metric units, theiesymbols, afi measurement nstruments; and.to develop a'set ofmental references for metric Values. The metric system of notation also is explained. Unit 2 provides the metr.W terms which are used in this occupation and gives experience with-occupational measurement tasks. Unit 3 focuses on job-relted metriCtoguivdients and tlrir relationships. UnitLi provides experience with recognizing and using getric instruments and tooas in -occupational measuremnt tasks. Itaiso- provi-dei exeerience in comparing meric an'd customary measurement instruriets. Unit 5,is designed to :give students practice in converting customary and -metric:-meaSurements, a skill considered iseful during. tte transftion to metric in e4ch,,ogcmpation.--(HD) Documents- aoquired by ERR inClude many informal unpublished materials not availatilefrom other sources. ERIC maliets every- effort to obtain 'the best copy avnable. Nevertheless, items of marginal reproducibilityare often encotcptered4and this 'affects the quality of the microfiche arid hard;opy reproductions ERIC makbs available via the ERIC Document ReproductionServipe (EDRS). EDRS is not responsible for the quality of the, original docpment. Reproductions supplied by EDRSare the best that can be made from the caginal. 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This metric 'instructional package was designed to meet job-related Unit 2 provides the metric terms which are usedin this occupation . metric measurement needs of students,To use this package students .and gives experience- withi occapational measurementtasks, should already 'know the occupational terminology, measurement and their relation, terms, and tools currently in use. These materials were prepared with Unit 3 focuses on jobrelated metric equivalentsp the' help of experienced vocational teachers, reviewed by experts, tested ships. in classrooms in different parts of the United States, and revised before and using metric distribution. Unit 4provides experience with recognizing instruments and tools in occupational MeasurementOh. kalso pro- Fach of the five units of instruction contains performance objec- vides eiperience in comparing metricindcustomaryMeasurement in- tives, learning activities, and supporting information in the form of strurnents. text, exercises, and tables.In addition, suggested, teaching techniques custom- are included. At the back of this package are objective-based evaluation Unit 5 is designed to give students practice in converting items, a page of answers to the exercises and tests, a list of metric ary and metric measurements,Stud,ents should learn to "think Metric" materials needed for the activities, references, and a list of suppliers. and avoid comparing customary and metric units: However,skill with conversion tables will be useful during-the transitionto metric in each occupation. Claisroom experiences with this instiuctional package suggest the 'following teaching-learning strategies: Using These Instructional Materials knowl- 1. Let the first experiencei be informal to'make learning the metric Thispackage Was designed to .help students learn a core of The syStem fun. edge ,aboitt the metric system which they will 'use on the job, exercises facilitate exPeriences with measurementinstalments, tools; 2. Students learn better when metric units are compared to familiar and devices uied in this occupation andjob4elatedya5ks of estimating objects.Everyone should learn to "think metric." Comparing and measuring, metric units to customary units can be confusing. a, 3, ,Studeri,ts will learn quickly to estimate and meaSure in metric units, This instrtional package also was designed to accommodate Teachers by "doing." variety of indiv:dua' teaching and learning styles: are encour- aged to adapt these materials to their own classes.For example, tht 4. Students should have experience,with measuring activities before information sheets may be given to students for self-stady. References ; getting too much information. may be used as supplementalresdurc4 Exercises may be used in incle- V. pendent study, small groups, or wholeclass activities.All of the 5. Move through the ,uniti.in an order whichemphasizgthe sim- materials can be expanded by the teacher. 1)licitY of the metric system (e.g., length to area to volume). 6. Teach one concept at a time to avoid overwhelming students with GI ria s. Cooper V too much material. gisos Edirs Unit 1is a general introduction to the metric system of measure- 33165 ment which 'provides informal, hands-on experiences for the students. This publication was developed pursuant to contract No.OEC.O.7:1:,t DepartIneni of Health This unit enables students to become familiar with the basic metric Bureau of Occupational and Adult Education, U.S. ,Educa; herein do npt necessarily units, their..spbols,, and 4neasurement instruments; and to develop a tion and Welfare: However, the opinions expressed refled the position or policy of the U.S. Office of Edueationand no official set of.mental references for metric values: 'The metric system ocriota- endorsement by the U S Of fice of Education should beinferred. tion also is explained. \,.. UNIT 0111.CTIVES . The student will demonstrate these skills for the Linear, Area, VolumeorCapacity,lass,and Temperature Exercises, using the metric terms and measurement devices listed here, 1 \ SUGGESTED TEACHING SEQUENCE , EXERCISES ! )\.\ .: SKILLS Linear \ Arn Volume or Capacity Mau Temperature . \, These introductoryeAcisesmay require. (p. 11) ' (PP:3. 4) ' , (1;0. 5.6'). (Kt 7Si (PP.S10) two or three teaching periods for all five - , . , \ ' areas of measurement. \ 1, Recogniie and use the millimetre (mm) square\ cubic centi. gram (g) degree Celsius , 3) Exercises should be followed in the order unit and its Symbol for: centimetre metre (cm 1°C) centimetre (cm) (cm1,) kilogram (kg) ' given to best show the relationship 2 Select, use, Ind read the , ' cubic metre between length, area, and volume. appropriate meuuring metre (m) squire ', I (m3) instruments for: metre \ a. Assemble the metric measuring devicei (m1) \ litre , (I) how I (rules, tapes, scales, thermometers, and 3. StateO physical reference for: millilitre (ml) measuring containers) and obficts to be measured.* 4. Estimate within 2591 . height, width, or the area of 'capacity of the mau of objectsv the temperature of ' 4. Set up the'equipmer-4 at work stations of the' actual meslure length of objects a given surface containers ingrain and kilofthe air or a liquid MN 4 . for useby the whole 6ss or as individu- . 1 alized resource activities. 5. Read correctly metre stick, metric Menurements a kilogram scale ACelsiusthermometer ' tape inJasure, end n graduated and a gram scale , -7' Have the students estimate, measure, and metric rulers lume theuur . ing devices -record,using Exercises.1 through 5. r 11 6. Present information on notation and make Table 1 available. 4 ca .7. Follow up with gioup discussion of RULES OF NOTATION activities. 1. Symbols are not capitalized unless the unit is a proper name (mmnotNE). a 2:Symbols are not followed by periods (rnnotm.). 3. Symbols are not followed by an8for plurals (25 gnot25 gs). 4. A space separates the numerals from the unit symbols (4 1not41). '*Other school departments may have devices which 5. Spaces, 6i:commas; are used to separate large nuir.thers into groups bf three can be used.. Metric suppliers are listed in the reference digits (45 271 k ot45 271 km). : sectin A zero precedes theecimaT point if' the number is less than one (0.52 g not 52,g). Litre and metre cane slled either with an -re or -er ending.
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