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Analysis of Misconceptions among Physics Education Students on Special Relativity Theory Ana Dhiqfaini Sultan; Dewi Hikmah Marisda; Yusri Handayani; Ma'ruf Ma'ruf
Justek : Jurnal Sains dan Teknologi Vol 8, No 3 (2025): September
Publisher : Unversitas Muhammadiyah Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31764/justek.v8i3.32139

Abstract

This study explores persistent misconceptions among students in physics education programs regarding the Special Theory of Relativity. Despite formal instruction, many still show fragmented understanding, often reverting to classical concepts. The aim is to identify dominant misconceptions and analyze cognitive and pedagogical causes. Using a qualitative descriptive method, 25 fifth-semester physics education students from a public university in Indonesia participated. Data were collected through a validated 20-item multiple-choice diagnostic test and semi-structured interviews. Analysis involved data reduction, narrative development, and expert triangulation. Results show frequent misconceptions in time dilation (72%), length contraction (64%), and simultaneity (60%). Students misinterpret time dilation as an absolute change, view length contraction as permanent, and fail to understand simultaneity’s relativity. Contributing factors include limited visual aids, inadequate contextual teaching, and lack of engaging media. To address this, the study suggests using digital tools like simulations and animations and adopting constructivist-based strategies. These are expected to deepen understanding and correct misconceptions. The findings aim to enhance modern physics teaching at the tertiary level.
LOW-COST IOT-BASED WATER QUALITY MONITORING SYSTEMS: A STRUCTURED REVIEW OF SENSORS, ARCHITECTURES, PERFORMANCE, AND CHALLENGES Hamzah, Hardi; Tuhumena, Lolita; Hasin, Ardiansah; Marisda, Dewi Hikmah; Abdullah Ak, Husain
PHYDAGOGIC : Jurnal Fisika dan Pembelajarannya Vol. 8 No. 2 (2026): Phydagogic : Jurnal Fisika dan Pembelajarannya
Publisher : Universitas Sulawesi Barat

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31605/phy.v8i2.6490

Abstract

Low-cost IoT water-quality monitoring promises distributed measurement, but inexpensive hardware does not guarantee accuracy or field readiness. This structured review evaluated 16 primary studies from 2017–2026 using a Cost–Performance–Deployability (CPD) framework through multi-source searching and citation chasing. Six studies reached C3 cost evidence, seven P4 reference validation, one P5 long-term validation, five D4 deployments, and one D5 deployment; two met the high-readiness criterion. Credible low-cost monitoring requires cost transparency, metrological validation, communication reliability, maintenance evidence, and field robustness.
Co-Authors A. Muafiah Nur A. Muafiah Nur A. Nur Aliza Mauliana Abdullah Ak, Husain Ahmad Nashir Ana Dhiqfaini Sultan Ana Dhiqfaini Sultan Ana Dhiqfaini Sultan Ana Dhiqfaini Sultan Ana Dhiqfaini Sultan, Ana Dhiqfaini Andi Arie Andriani Andi Arie Andriani Andi Nur Samsi Anisa Anisa Anisa Ardiansah Hasin Arismunandar Arismunandar Basri, Syamsuriana Deli Anggraeni Lubis Dewi Purnama Windasari Dewi Purnama Windasari Edy Kurniawan Ekawati Ekawati Farhanah Wahyu Feli Cianda Adrin B Hamid, Yusri Handayani Hamzah, Hardi Hasin, Ardiansah Hasnah Dewi Kadir Idamayanti, Reski Ihzan Wahyudi Ilham Hadianto Karamma Irma Sakti Tahir Iskandar Zulkarnaen Iskandar Zulkarnaen Iskandar Zulkarnaen Ismail Tolla Ismayanti Ismayanti Ita Handayani Lolita Tuhumena Lubis, Deli Anggraeni M, Murniati Ma'ruf M Ma'ruf Ma'ruf Ma'ruf Ma'ruf Maruf Maruf Maruf, Maruf Muhammad Akbar Muhammad Arsyad Muhammad Arsyad Muhammad Wajdi Mutiara Siska Aprilia N, Nurhaeda Nasharuddin Nasir Nasir Nasrah Nasrah Nasrah Nasrah Nur Inaya B Nur Maya Nur Samsi, Andi Nurazmi, Nurazmi Nurfadilah Nurfadilah Nurfadilah Nurfadilah Nurfadilah Nurfadilah Nurhaeda N Nurindah Nurindah Nurjannah Nurjannah Nurlina Nurlina Nurlina Nurlina Nurlina Nurlina Nurul Maghfirah Pawenrusi, Esse Puji Putri Aulia Salam R, Riskawati Rahmatiah Thahir Rahmawati R Rahmawati Rahmawati Rahmawati Rahmawati Rahmawati Rahmawati Rahmawati, Rahmawati Rahmawati, Rahmawati Rezkawati Saad Rezkawati Saad Rezqi Sri Saleko Putri Riskawati R Riskawati Riskawati Riskawati Riskawati Riskawati Riskawati Riskawati Riskawati Riskawati Riskawati, Riskawati Rismawaty Parawansa Sindi, Sindi Suhardiman Suhardiman Syamsudin Amir Tika, Nursella Rastika Tri Novianty Mansyur Wahyu Dian L Widiasih Yusri Handayani Yusri Handayani Yusri Handayani Yusri Handayani