Raden Giovanni Ariantara
Universitas Pendidikan Indonesia

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Efektivitas Simulasi Virtual PhET dalam Pembelajaran Fisika Zat Padat untuk Meningkatkan Pemahaman Konsep Calon Guru Fisika Heni Rusnayati; Raden Giovanni Ariantara
U-Teach: Journal Education of Young Physics Teacher Vol. 5 No. 1 (2024): June Edition
Publisher : Pendidikan Fisika Universitas Nurul Huda

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30599/uteach.v5i1.841

Abstract

One of the challenges in learning solid-state physics is that phenomena are microscopic and therefore difficult for students to understand. This study aims to evaluate the effectiveness of using PhET virtual simulations in solid-state physics learning in improving conceptual understanding among prospective physics teachers. The research method used was a quasi-experiment with a one-group pretest-posttest design. The sample consisted of 30 prospective physics teachers from the Universitas Pendidikan Indonesia in Bandung. Concept understanding is measured through a description test. Data were analyzed using the Wilcoxon test and normalized gain to assess the effectiveness of virtual simulation and increase understanding of concepts. The results of the analysis show the positive potential of PhET virtual simulations in increasing the understanding of solid-state physics concepts for prospective physics teachers. Further research is needed regarding factors that can optimize the use of PhET virtual simulations in learning
Keterampilan Komunikasi Ilmiah Siswa pada Materi Kalor dan Perpindahan Kalor: Analisis Spektor-Levy pada SMA di Kota Bandung Angelica Apriliana; Achmad Samsudin; Raden Giovanni Ariantara
Jurnal Pendidikan, Sains, Geologi, dan Geofisika (GeoScienceEd Journal) Vol. 7 No. 2 (2026): May
Publisher : Mataram University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/goescienceed.v7i2.1953

Abstract

A US-based Partnership for 21st Century Skills (P21) identifies 21st-century competencies through the 4Cs: critical thinking, collaboration, communication, and creativity. Communication is an essential competency in physics learning, particularly scientific communication, because students are required to express concepts, interpret data, and present scientific ideas systematically. This study aims to describe students’ scientific communication skills on heat and heat transfer using the Spector-Levy analysis at senior high schools in Bandung City. This study employed a survey method involving 34 students. The instrument was an essay test covering four aspects: scientific reading, scientific writing, listening and observing, and information representation. The data were analyzed based on mean scores and skill categories, supported by Rasch analysis to examine item quality and the relationship between students’ abilities and item difficulty. The results show that students’ scientific communication skills were generally in the moderate category, with different achievements across aspects. Information representation achieved the highest score, while listening and observing achieved the lowest. These findings indicate that students are relatively able to present information visually, but still have difficulty interpreting observations and connecting data with heat concepts. Therefore, problem-solving-based physics learning is needed to train students to analyze problems, justify explanations, and communicate scientific findings effectively.