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Analysis of Geometric Optics Misconceptions in Physics Pre-Service Teachers Based on a Four-Tier Test Reviewed by Gender and School Origin Dakhi, Grecellia Mei Magdalena; Qadar, Riskan; Syam, Muliati
Journal of Educational Sciences Vol. 10 No. 1 (2026): Journal of Educational Sciences
Publisher : FKIP - Universitas Riau

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31258/jes.10.1.p.761-773

Abstract

Misconceptions in geometric optics are a fundamental problem in physics education, particulary among pre-service teachers responsible for transmitting scientific concepts. Previous studies have mainly focuseed on general misconseptions and rarely integrated gender and school origin variables into a comprehensive analysis, especially in the context of pre-service physics teachers. This study aims to map the profile of understanding and misconceptions of geometric optics among pre-service teachers, while also examining differences based on gender and school origin. The method used is quantitative descriptive, involving 37 Physics Education students. Data were collected using a Four-Tier Diagnostic Test and analyzed through concept percentages and difference tests (t-test and Mann–Whitney). Results indicate that 66.14% of students were in the concept understanding category, while 19.86% had strong misconceptions, especially on the subconcept of concave mirrors. Descriptively, female students and students from urban areas showed higher understanding than male students and students from rural areas, although no statistically significant differences were found. These results expand the literature on optical misconceptions by revealing conceptual patterns influenced by students' background characteristics. These results highlight the need for adaptive learning strategies, including visual-spatial approaches and interactive simulations.
Development of Teaching Materials Based on Predict-Observe-Explain (POE) Model by Integrating PhET Virtual Laboratory on Temperature and Heat Material Sari, Indah Permata; Komariyah, Laili; Nuryadin, Atin; Qadar, Riskan
Jurnal Materi dan Pembelajaran Fisika Vol 15, No 2 (2025): Jurnal Materi dan Pembelajaran Fisika
Publisher : Universitas Sebelas Maret

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20961/jmpf.v15i2.104278

Abstract

Physics subjects, particularly the material on Temperature and heat, are often considered difficult due to the abstract nature of the concepts, which can lead to student misconceptions. This challenge is compounded by findings that the learning models and methods used in the field were still conventional and that many schools experience limitations in laboratory equipment for hands-on practicum. To address this gap and promote active student involvement, this study aims to develop teaching materials based on the Predict-Observe-Explain (POE) model integrated with the PhET virtual simulation on temperature and heat material. The research utilized the Research and Development (R&D) method using the 4D model (Define, Design, Develop, and Disseminate), with the study limited to the Develop stage. The research instruments included expert validation sheets and a student response questionnaire. The validation results from material and media experts obtained a high score of 89%, which is classified into the “Very Valid” category. Furthermore, the limited trials showed a positive average student response of 77%, classified in the “Good” category. The successful integration of the POE model with the PhET simulation proved effective in helping students understand the concepts of temperature and heat and increasing their active involvement in the learning process. In conclusion, the developed teaching material is highly suitable for use in the learning process at the high school level and serves as a significant practical contribution by providing an alternative interactive learning media that supports the Merdeka Curriculum.