This study aims to develop an Augmented Reality (AR)-based Magic Cube learning media on renewable energy material to improve the critical thinking skills of junior high school students. This study uses the Research and Development (R&D) method with the Rowntree development model which includes the planning, development, and evaluation stages. The evaluation process was carried out using Tessmer…
Laboratory experiments play an important role in learning in the Advanced Physics Experiment course, especially in training students' accuracy and understanding of physics concepts through empirical data. However, in practice, distance measurements in electron specific charge (e/m) experiments still often use conventional measuring instruments that have limitations in use, accuracy and are diff…
This study maps flood vulnerability in Ogan Ilir Regency, South Sumatra using Geographic Information Systems (GIS) with overlay and scoring methods applied to six parameters: land cover, river proximity, elevation, rainfall, slope, and soil type. The analysis identified three vulnerability classes: not vulnerable (39.58%), vulnerable (41.71%), and highly vulnerable (18.70%), with highly vulnera…
This study aims to develop contextual-based Student Worksheets (LKPD) on the topic of Temperature and Heat in composting to improve critical thinking skills of high school students. This study uses the Research and Development (R&D) method with the Rowntree development model which includes planning, development, and evaluation stages. The evaluation process is carried out using Tessmer formativ…
This study aims to develop a valid and practical Scratch-based educational animation as a physics learning medium focusing on climate change impacts for senior high school students. A Research and Development (R&D) method was employed, untilizing the Alessi and Trollip development model which encompasses three primary phases: planning, design, and development. The research subjects involved mat…
The low communication skills of students, coupled with the limited availability of learning media in presenting abstract concepts in renewable energy, particularly PLTBM, demonstrate the need to develop interactive STEM-based learning media. This research aims to produce media that can improve high school students' communication skills while meeting the criteria of validity, practicality, and e…
Flooding is a common natural disaster in low-lying areas, causing significant harm to communities and the environment. The Talang Kelapa District in Banyuasin Regency, South Sumatra, is highly prone to flooding due to its relatively flat topography, high rainfall, and land-use changes dominated by residential development. These conditions have led to an increased risk of waterlogging and floodi…
The optical quality of cellulose pulp, particularly brightness, is influenced by the effectiveness of the D₀ bleaching stage in the Elemental Chlorine Free (ECF) sequence. This study aimed to analyze the brightness value of pulp and the relationship between temperature, reaction time, pulp consistency, and ClO₂ dosage on pulp brightness based on industrial operational data. The research emp…
Buku ini dimaksudkan sebagai pegangan mahasiswa eksakta tahun pertama pada mata kuliah Fisika Dasar. Materi buku ini telah disesuaikan dengan kebutuhan mahasiswa- mahasiswa non- MIPA. Contoh dan penekanan khusus diberikan untuk mahasiswa jurusan Teknik sipil, Teknik elektro, Tekbik Fisika, Teknik Nuklir, Pertanian, Teknologi Pertanian, dan beberapa jurusan lain.
Mathematical comprehension is a crucial skill for students in physics, particularly in kinematics, as it is essential for understanding other physics concepts and the many applications of mathematics. This study aims to describe the percentage of students' mathematical comprehension skills in solving one-dimensional kinematics problems. This study used a descriptive quantitative research method…
Mathematical comprehension is a crucial skill for students in physics, particularly in kinematics, as it is essential for understanding other physics concepts and the many applications of mathematics. This study aims to describe the percentage of students' mathematical comprehension skills in solving one-dimensional kinematics problems. This study used a descriptive quantitative research method…
This study aims to develop a valid and reliable Science Process Skills (SPS) test instrument for slow-learning junior high school students on the topics of elements, compounds, and mixtures. The method used was research and development (R&D) employing the 4D model. The study subjects consisted of 40 eighth-grade students with learning difficulties. Data collection was conducted through objectiv…
Mathematical comprehension is a crucial skill for students in physics, particularly in kinematics, as it is essential for understanding other physics concepts and the many applications of mathematics. This study aims to describe the percentage of students' mathematical comprehension skills in solving one-dimensional kinematics problems. This study used a descriptive quantitative research method…
Mathematical comprehension is a crucial skill for students in physics, particularly in kinematics, as it is essential for understanding other physics concepts and the many applications of mathematics. This study aims to describe the percentage of students' mathematical comprehension skills in solving one-dimensional kinematics problems. This study used a descriptive quantitative research method…
This study successfully developed an Augmented Reality (AR)-based learning tool in the form of flashcards for renewable energy topics in junior high school. The study was motivated by challenges in science education, particularly regarding renewable energy topics, as well as the need to enhance critical thinking skills as a 21st-century competency. A needs analysis conducted on 53 ninth-grade s…
Meteorological drought is one of the hydrometeorological phenomena that frequently occurs in tropical regions and has the potential to cause various environmental impacts, including an increased risk of forest and land fires. Ogan Ilir Regency, South Sumatra, is an area that is relatively vulnerable to drought events, particularly during the dry season, which is influenced by global climate var…
Ketersediaan air bersih menjadi permasalahan lingkungan yang semakin meningkat sehingga diperlukan teknologi filtrasi yang efektif dan berkelanjutan. Penelitian ini bertujuan mengembangkan membran nanofiber komposit PAN/Tin/CACKS melalui teknik electrospinning serta mengevaluasi karakteristik fisika-kimia, sifat mekanik, dan kinerja filtrasi air. Analisis SEM menunjukkan morfologi nanofiber yan…
Penelitian ini bertujuan menghasilkan media pembelajaran interaktif berbasis STEM pada materi energi terbarukan (PLTS) untuk melatih keterampilan berpikir kritis siswa SMA. Metode yang digunakan adalah Research and Development (R&D) dengan model ADDIE yang meliputi tahap Analysis, Design, Development, Implementation, dan Evaluation. Hasil penelitian menunjukkan bahwa media yang dikembangkan san…
This study aims to analyze the distribution patterns and trend tendencies of rainfall in the Indonesian part of Papua Island during the El Niño, La Niña, and Neutral phases over the period 1995–2024 using observational data. The analysis was conducted through Quality Control (QC) procedures to ensure data consistency and completeness, followed by the Probability Density Function (PDF) metho…
This study aims to develop an interactive STEM-based learning media on renewable energy, specifically Wind Power Plants (PLTB), to foster collaboration skills among high school students. The development model employed is ADDIE (Analysis, Design, Development, Implementation, Evaluation). Needs analysis revealed that most students possess digital devices, have adequate internet access, and show h…
This study aims to develop a Project-Based Learning (PjBL)-based Physics E-Module on Temperature and Heat to train high school students' creative thinking skills and determine its validity and practicality. This study uses the Research and Development (R&D) method with the Rowntree development model, which consists of planning, development, and evaluation stages. The evaluation stage uses Tessm…
This study aimed to develop a Python-integrated e-module on Uniform Linear Motion that is valid and practical to train computational thinking skills. This research employed a development study using the Rowntree model with Tessmer formative evaluation, which includes self-evaluation, expert review, one-to-one evaluation, and small group evaluation. Data were collected through expert validation …
The low level of creative thinking skills among students and the limitations of learning media in visualizing abstract concepts in renewable energy-PLTMH material encourage the need to develop STEM-based interactive learning media. This study aims to produce STEM-based interactive learning media on renewable energy-PLTMH material to train high school students' creative thinking skills in a vali…