The analysis of tenth grade LMM on work and energy

Abstract

The purpose of this research was to intimidated LMM (Learners' Mental Model) of work and energy. The mental model can be used to considered more extremely apparatus of misconceptions. The research method is a case study with descriptive quantitative analysis. The samples are 30 tenth grade students (14 boys and 16 girls, their ages were middling 16 years-old) at one of senior high school in Bandung. The research sample used cluster random sampling technique or random class. LMM was analysis through two-tier test in the form of open-ended questions as many as 5 questions. The data investigation was approved purchasable in two stages. In the first stage the analysis learners level of understanding and in the second stage the analysis learners model of understanding. The result illustrations that mental models have been identified in the three categories, that are, 1) Scientific 26,7%, 2) Synthetic 16%, 3) Initial 57,3%. In conclusion, mental model of the initial category is higher than other categories.