SOME MISCONCEPTIONS ENERGY CONCEPT CONCERNİNG WITH LIVING THİNGS AT THE 7TH GRADE STUDENTS IN ELEMENTARY SCHOOL
ORTA OKUL 7. SINIF ÖĞRENCİLERİNİN CANLILARDA ENERJİ KAVRAMIYLA İLGİLİ BAZI KAVRAM YANILGILARI

Author : Sami OLUK -- Esin OLUK
Number of pages : 97-111

Abstract

In this study, it is aimed to determine the misconceptions of grade 7 secondary school students about About Energy Concerning with living things. The accessible population was all 7th grade science students (N=427) in Bornova, İzmir. The data were collected with ‘the Three-tier Living things Enerji Concept Misconception Test (LECMT) which was prepared by researchers was developed by researchers. Test is compused of 27 items. Two reliability analyses were conducted by using Cronbach alpha. One of the reliability analyses was estimated based on the correct answers of the students for all the three tiers together and found 0.62. The other one was estimated based on the misconceptions of the students and found 0.66. The proportions of the false positives and false negatives were estimated to establish the content validity and found 22.2 % for the false positives and 4.2 % for false negatives. A descriptive methodology was used in the study to analyze and interpret the results. It has been found that students have got misconceptions: main energy source of ecosystem, the main energy source of plants, photosynthesis and respiration, food chain, the basic organic molecule used as an energy source.

Keywords

Misconceptions, Energy, Ecology, Science Education, Three-Tier Tests

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