Indonesia Conference Directory

This study aims to determined the ability of mastery of concepts with a scientific approach to class X students on the material momentum and impulses. This research is a single case study case study where the purpose of the study is to examined the conditions and situations that are happening, thus providing a picture based on the facts found in the field. The design of this study was post-only group design with a sample of high school grade X students in one school in Bandung. Data analysis techniques using Rasch models and instruments used in this study were multiple choice tests and student worksheets (LKPD). The results showed that the low ability to master the concepts of students in each aspect with the percentage in the aspects of understanding (65.3%) and (57.6%), the fourth and sixth are aspects of applying (61.5%) and (53.8%) ), and fifth is the aspect of analyzing (42.3%).