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Jurnal Penelitian Pendidikan IPA (JPPIPA)
Published by Universitas Mataram
ISSN : 24602582     EISSN : 2407795X     DOI : -
Core Subject : Science, Education, Agriculture, Engineering,
Agriculture, Biological Sciences & Forestry Biochemistry, Genetics & Molecular Biology Chemical Engineering, Chemistry & Bioengineering Chemistry Education Materials Science & Nanotechnology Physics
Science Educational Research Journal is international open access, published by Science Master Program of Science Education Graduate Program University of Mataram, contains scientific articles both in the form of research results and literature review that includes science, technology and teaching in the field of science. The Science Educational Research Journal is published twice in a year in January and July editions. The editors receive writing in Indonesian or English, either from the university or from outside the university.
Arjuna Subject : -
Articles 6,421 Documents
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The Development of Experiment-Based Physics Worksheets in Science in Developing Students' Science Process Skills Haerani Haerani; Muhammad Arsyad; Khaeruddin Khaeruddin
Jurnal Penelitian Pendidikan IPA Vol 9 No 1 (2023): January
Publisher : Postgraduate, University of Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/jppipa.v9i1.2609

Abstract

Experiment-based research on the development of student worksheets (SW) in Science Physics has been carried out to Grow Students' Science Process Skills. This study aims to produce a valid, practical, and effective experimental-based student worksheet product. The research method used is the method of research and development (Research and Development). Experiment-based student worksheet development uses the ADDIE model which consists of the Analysis, Design, Development, Implementation, and Evaluation stages. The students involved in this study were 32 class VIII students at SMPN 51 Makassar and 7 Physics Educators who joined the MGMP IPA in the city of Makassar. The research instruments used were expert validity questionnaires, educator response questionnaires, and science process skills tests. After analyzing the validation data according to Aiken's, an expert agreement index was obtained for scientific literacy-based worksheets of 0.79, an expert response questionnaire index of 0.80, and an expert agreement index of science process skills tests of 0.83 so that all three were declared valid. Practitioners' assessment obtained an overall percentage of 90.80% which is in the very good category. Meanwhile, in terms of science process skills, students who achieve mastery learning are 75% and those who do not achieve completeness are 25%. So that it can be stated that experimental-based worksheets in science learning physics are effective for growing students' science process skills
Effectiveness of Activated Carbon CaCl2 and NaNO3 Reducing Fatty Acids and Increasing the Quantity of Biodiesel Production Muhali Muhali; Hendrawani Hendrawani; Baiq Mirawati; Hulyadi Hulyadi
Jurnal Penelitian Pendidikan IPA Vol 9 No 1 (2023): January
Publisher : Postgraduate, University of Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/jppipa.v9i1.2624

Abstract

The study aims to identify the ability of carbon activated CaCl2 and NaNO3 in reducing fatty acids in jelah oil in biodiesel synthesis. This research is an experimental research with a quantitative descriptive approach. The variables measured in this study are the acidity level and quantity of biodiesel production from used cooking oil. The instruments used in this study include PH meters and Gas Cromatography mass Spectoscopy (GC-MS). The pH meter is used to measure the acid concentration of used cooking oil after going through a filtration process using activated carbon CaCl2, NaNO3, and inactivated carbon. The GC-MS instrument is used to identify the quantity of biodicell production made from used cooking oil. The data obtained are presented in the form of tables and graphs to identify the effect of the treatment given. Based on measurements of PH meters and GC-MS activated carbon CaCl2 is proven to be able to reduce fatty acids from an initial pH of 4 to 7 and get a biodicell of 100%. Based on these finding, it can be concluded that. Use of CaCl2 activated carbon has provev to be the most effective in reducing fatty acids and increasing the quantity of biodiesel production
Light Pollution Phenomenon: Prior Knowledge, Attitudes, and Awareness of Physics Undergraduate Students at State University of Surabaya Della Shinta Bestiantono; Eko Hariyono; Nadi Suprapto
Jurnal Penelitian Pendidikan IPA Vol 9 No 1 (2023): January
Publisher : Postgraduate, University of Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/jppipa.v9i1.2637

Abstract

This is preliminary research by undergraduate students in Physics Department, at Surabaya State University. This study aims to examine the prior knowledge, attitudes, and awareness of the light pollution phenomenon. The preliminary study was carried out on questionnaire sheets. The questionnaire sheets were given to 30 students of the 2020 class physics education program. The questionnaire consists of 21 item questions, divided into 16 Likert scale questions and 5 open questions. The development of the questionnaire considers indicators of prior knowledge, attitudes, and awareness in the case of the light pollution phenomenon. In this study, data analysis was carried out through quantitative analysis. The questionnaire as the research instrument was tested in two stages: validity and reliability using SPSS software statistics. The validity test using Pearson correlation got a 0.779 score. The reliability test using Cronbach’s alpha got a 0.800 score. The result of the study showed that 76% of undergraduate students have an average initial knowledge about light pollution with the “good” category, and 68% of them have an attitude of caring for the environment in the case of light pollution phenomena with the category of “care”. And the final result is that 66% of them realize that the impact of light pollution is a crucial issue nowadays. Further research is needed for developing the learning media with reference to the current status of prospective physics teachers
Zone of Inhibition of Ethanol and Ethyl Acetate Extracts of Forest Betel Leaves against Escherichia Coli Rosalina Y Kurang
Jurnal Penelitian Pendidikan IPA Vol 9 No 1 (2023): January
Publisher : Postgraduate, University of Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/jppipa.v9i1.2660

Abstract

The betel plant is one of the medicinal plants known by the common people. This plant consists of more than 1000 species. One of the species is the betel forest. The part of the betel plant that is commonly used as medicine is the leaves. This study aims to determine the phytochemical content and inhibition of Escherichia coli in the ethanol and ethyl acetate extracts of forest betel leaves (Piper aduncum L.). The method used in the antibacterial test is the good diffusion method. The research showed that ethanol extract of forest betel leaves (Piper aduncum L.) leaves contains secondary metabolites, namely flavonoids, saponins, terpenoids, and tannins, while the ethyl acetate extract contains secondary metabolites, namely flavonoids, terpenoids, and tannins. The ethanol and ethyl acetate extracts of forest betel leaves (Piper aduncum L.) can inhibit the growth of Escherichia coli in the strong category
The Practicality of Teaching Materials Supplements for Growth and Development Materials Based on Drought-stressed Plants Rahwilin Van Gobel; Frida Maryati Yusuf; Novri Youla Kandowangko
Jurnal Penelitian Pendidikan IPA Vol 9 No 1 (2023): January
Publisher : Postgraduate, University of Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/jppipa.v9i1.2708

Abstract

The purpose of this study is to decrypt the practicality of teaching material supplements for growth and development materials based on drought-stricken plant studies. This research includes development research using the ADDIE development model which consists of five stages, namely Analysis, Design, Development, Implementation, and Evaluation, with the test subjects involving 20 students from class XII science of SMA Negeri 4 Gorontalo in 2022/2023. Practicality is a stage of development research. The instrument used in the practicality of teaching material supplements is measured by the implementation of learning, student activities, and student responses. The results showed that the implementation of learning reached 100%, at meeting 1 and meeting II it reached 100 % with excellent categories, student activity with 76.87% good categories, and student responses with 88.07% with excellent categories. Thus, the supplement of teaching materials for growth and development materials based on the study of drought-stricken plants is practically used in the biology learning process on growth and development material
The Principal's Efforts to Overcome the Problem of Teaching and Learning in the Field of Science Roberto Patabang Allolangi; Asma Kurniati
Jurnal Penelitian Pendidikan IPA Vol 9 No 1 (2023): January
Publisher : Postgraduate, University of Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/jppipa.v9i1.2713

Abstract

The focus of this research problem is to determine how the principal's efforts to overcome the problem of teaching and learning activities at SMAN 9 Tana Toraja. The purpose of the study was to find out the causes: the teacher often gave notes to students while the teacher concerned hung out outside the classroom, and the principal's efforts to overcome so that this incident did not run continuously; there is a lack of cohesiveness between fellow teachers and the principal's efforts to overcome so that teachers can work together, establish family relationships so that the school goals can be achieved; teachers copy the learning tools and the principal's efforts to overcome the teacher's copying of learning tools; students hang around a lot during class hours and the principal's efforts to overcome this situation. Research method: observation, interview, documentary. Findings: 1). Teachers often give notes to students because the classroom atmosphere is bland, students act less respectfully of teachers, the principal does not supervise teachers, teaching materials are lacking, and teachers who teach are not by their educational background. 2). Lack of communication between teachers, rare family gatherings, jealousy between fellow teachers. 3). Almost all teachers copy other teachers' learning tools. 4). Lack of supervision, picket teachers, are less active in controlling the situation at school. Conclusion: homerooms need to organize classrooms neatly, maintain cleanliness, and discipline students, principals must control regularly, make joint rules about discipline in class when teachers carry out teaching and learning processes HP is disabled, fulfillment of facilities and infrastructure, holding training, 2. Holding family meetings; 3. teachers make their learning tools through MGMP; 4. Picket work by the task.
The Effect of Self-Efficacy on Organizational Citizenship Behavior (OCB) of Science Teacher Candidates in Technology-Based Learning Bahtiar Bahtiar
Jurnal Penelitian Pendidikan IPA Vol 9 No 1 (2023): January
Publisher : Postgraduate, University of Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/jppipa.v9i1.2718

Abstract

The 21st century requires science teacher candidates to be skilled in using technology in learning. Science teacher candidate who is carrying out field practice experiences by applying technology-based learning must also have high self-efficacy and OCB. This study aimed to analyze self-efficacy's effect on the Organizational Citizenship Behavior (OCB) of science teacher candidates in technology-based learning. This research was conducted among the candidate of science teachers at Mataram Universitas Islam Negeri Mataram as many as 78 science teachers. The sampling technique used is probability sampling. The data collection used is the distribution of self-efficacy and OCB questionnaires. Data analysis used descriptive and inferential statistics in simple linear regression tests in the form of t-tests and significance. To measure self-efficacy using indicators of magnitude, generality, and strength, while to measure Organizational Citizenship Behavior using indicators of Altruism, Conscientiousness, Sportsmanship, Courtesy, and Civic Virtue. The results showed that the t-count value of 6.284 was greater than the t-table of 1.665. The significance value also shows 0.03. This shows that the significance value is smaller than the value of 0.05. The results of the hypothesis test indicate that the self-efficacy of science teacher candidates has a significant effect on Organizational Citizenship Behavior in technology-based learning
The Effect of Sensor-Based Elasticity Learning Media to Improve Student Creativity Desi Asriani; Susilawati Susilawati; Wahyudi Wahyudi
Jurnal Penelitian Pendidikan IPA Vol 9 No 1 (2023): January
Publisher : Postgraduate, University of Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/jppipa.v9i1.2769

Abstract

The purpose of this study was to determine the effect of sensor-based elasticity learning media to increase students' creativity. This type of research uses quasi-experimental research with the type of research design in the form of a nonequivalent control group design. The population of this study was all class XI MIPA of Praya 2 Public High School. The research sample consisted of class XI MIPA 1 with 29 students as the control class, and class XI MIPA 2 with 28 students as the experimental class. Sampling was carried out using the purposive sampling method. The instrument used to measure student creativity is a creativity test in the form of a description of 8 questions. The creativity test instrument used has been tested for validity, reliability test, level of difficulty test, and differential power test. The results of hypothesis testing based on pre-test and post-test value data are tcount greater than ttable with a value of 6.56 greater than 1.671 categorized as Ho being rejected and Ha being accepted. So it can be concluded that there is an influence of sensor-based elasticity learning media to increase student creativity
Efektifitas Pembelajaran Kontekstual Berpendekatan Inkuiri Terbimbing Untuk Meningkatkan Kemampuan Literasi Sains Mahasiswa Syafri Milanto; Nadi Suprapto; Mohammad Budiyanto
Jurnal Penelitian Pendidikan IPA Vol 9 No 1 (2023): January
Publisher : Postgraduate, University of Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/jppipa.v9i1.2785

Abstract

This study aims to evaluate the effectiveness of contextual learning using guided inquiry to increase prospective physics teachers' scientific literacy skills. This study used the One Group Pretest-Postest design. Students in the physics education undergraduate program at Universitas Negeri Surabaya who took thermodynamics courses were the research subjects. The results showed that students' scientific literacy abilities before participating in the learning were already in a reasonably good category, and these students scientific literacy abilities experienced an increase after participating in contextual learning with a guided inquiry approach. The evaluation results of the n-gain test based on the pretest and posttest scores obtained an n-gain score of 0.64 or 64%. Accordingly, it can be concluded that contextual learning combined with the guided inquiry approach can effectively increase prospective teacher students' scientific literacy skills based on the evaluation results of the n-gain test
PENERAPAN MODEL INKUIRI TERBIMBING DENGAN PENDEKATAN SELF REGULATED LEARNING UNTUK MENINGKATKAN DISPOSISI KREATIF DAN KETERAMPILAN BERPIKIR KREATIF SISWA PADA MATA PELAJARAN BIOLOGI Shabilla Ramadhita Algiani; I Putu Artayasa; AA Sukarso; Agus Ramdani
Jurnal Penelitian Pendidikan IPA Vol 9 No 1 (2023): January
Publisher : Postgraduate, University of Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/jppipa.v9i1.2836

Abstract

Given the importance of globalization and the need to train students' thinking skills and broad knowledge to prepare them to face the demands of the 21st century work, education from the start needs to look more critically at educational practices and learning methods that should be directed. This study seeks to examine the effect of applying the guided inquiry model with the Self Regulated Learning approach to students' creative dispositions and creative thinking skills in high school biology learning. To achieve this goal, a sample of 70 students at one of the State Senior High Schools in Mataram, NTB. Subjects were purposively grouped into the experimental class, namely learning using the Guided Inquiry Model with the Self Regulated Learning (IT-SRL) Approach and the control class using the Ordinary Guided Inquiry (IT) model. Data on students' creative dispositions were obtained from a creative disposition questionnaire while data on students' creative thinking skills were obtained from tests of creative thinking skills which were compiled based on indicators of creative thinking skills. Hypothesis testing in this study uses. The results of the ANCOVA test showed that students who were taught using the guided inquiry model using the self-regulated learning (IT-SRL) approach had better creative dispositions and creative thinking skills than students who were taught using the inquiry method (IT).

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