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Quality Analysis of Rubber Seed Shell Briquettes mixed with Goat Manure and Their Utilization to Construction LKPD IPA Integrated Shared Model on Environmentally Friendly Technology Materials Setiani, Winda; Wardana, Rendy Wikrama; Sutarno, M; Uliyandari, Mellyta; Firdaus, Thoha
Jurnal Penelitian Pembelajaran Fisika Vol 15, No 3 (2024): JULY 2024
Publisher : Universitas PGRI Semarang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26877/jp2f.v15i3.18704

This study aims to make and test the quality of rubber seed shell briquettes with a mixture of goat manure and utilize the results to construct worksheet that can be used to support integrated science learning shared models on Environmentally Friendly Technology materials. This research method is an experiment in making and analyzing rubber seed shell briquettes mixed with goat manure and utilizing the results to construct worksheet. Data collection techniques are experiments, documentation and literature studies. Data analysis techniques in the following research are quantitative analysis techniques and qualitative analysis. The experimental group was divided into three groups, namely: A1 with a composition of 87% charcoal: 13% adhesive, A2 with a composition of 77% charcoal: 23% adhesive, and A3 with a composition of 97% charcoal: 3% adhesive. The percentage of charcoal is 50% rubber seed shell charcoal and 50% goat manure charcoal. Conclusion: The briquette test showed a ratio of 97% charcoal and 3% adhesive showed the best results with a calorific amount of 6287 kcal/kg. The context of briquettes can be used as science learning materials in the form of worksheet on environmentally friendly technology materials.

The Potential Bryophyta Diversity On Riverside Susup As Science Teaching Materials For SMP Ronggo Waskito, Jefri; Karyadi, Bhakti; Sutarno; Parlindungan, Deni; Ekaputri, Rendi Zulni; Sakti, Indra; Uliyandari, Mellyta
SEJ (Science Education Journal) Vol 7 No 2 (2023): November
Publisher : Universitas Muhammadiyah Sidoarjo

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21070/sej.v7i2.1642

The purpose of this study was to determine the diversity of bryophyta on the riverside Susup as learning material in the form of Learning Unit Books (BUP). The research method used is Research and Development which is limited to needs analysis and BUP design. Moss plant diversity samples were obtained using a purposive sampling technique. Found 10 families, 13 types of species and 80 total bryophyta colonies on the banks of the river. The diversity index (H') ranges from 1.474 - 1.911 which includes the medium category, the evenness index (E) ranges from 0.822 - 0.940 which includes the high category and the dominance index (C) ranges from 0.1550 - 0.3056 which includes the low category. These findings are then used as teaching materials for designing BUP for SMP.

PENGARUH PENERAPAN MODEL COOPERATIVE INTEGRATED READING AND COMPOSITION (CIRC) TERHADAP PENGUASAAN KONSEP SISWA KELAS VII SMPN 09 KOTA BENGKULU PADA MATERI PEMANASAN GLOBAL Kasim, Hafia Ameliyah; Sutarno, Sutarno; Wardana, Rendy Wikrama; Uliyandari, Mellyta; Yani, Ariefa Primair
Kumparan Fisika Vol 3 No 2: Maret 2024
Publisher : UNIB Press

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33369/ajipf.3.2.87-96

ABSTRAK Penelitian ini bertujuan untuk mengetahui Pengaruh Penerapan Model Pembelajaran IPA model pembelajaran Cooperative Integrated Reading and Composition (CIRC), terhadap penguasaan konsep siswa di dalam pembelajaran IPA pada materi pemanasan global. Sampel penelitian diambil menggunakan teknik purposive sampling. Sampel yang digunakan dalam penelitian ini adalah siswa kelas VII C sebagai kelas uji coba (eksperimen) dan siswa kelas VII A sebagai kelas pembanding (kontrol). Jumlah siswa yang terlibat terdiri dari 33 siswa dari kelas VII C dan 34 siswa dari kelas VII A. Jenis penelitian ini adalah Quasi Experiment Research tipe nonequivalent control group design. Instrumen yang digunakan dalam penelitian ini adalah lembar tes penguasaan konsep siswa dan lembar angket respon terhadap model yang diajarkan. Berdasarkan Hasil perhitungan penguasaan konsep dengan menggunakan uji t, diperoleh nilai signifikansi menunjukkan 0,00 < 0,05 sehingga H0 ditolak dan H1 diterima. Hasil perhitungan diperoleh besarnya effect size pada penguasaan konsep menunjukkan bahwa terjadi pengaruh yang sedang. Sehingga dapat ditarik kesimpulan bahwa penggunaan model pembelajaran IPA model pembelajaran Cooperative Integrated Reading and Composition (CIRC) memberikan pengaruh yang signifikan terhadap penguasaan konsep siswa kelas VII C SMPN 09 Kota Bengkulu. Kata kunci : IPA, Penguasaan Konsep, CIRC, dan Pemanasan Global ABSTRACT This study aims to determine the Effect of Applying the Science Learning Model Cooperative Integrated Reading and Composition (CIRC) learning model, on students' mastery of concepts in science learning on global warming material. The research sample was taken using a purposive sampling technique. The samples used in this study were students of class VII C as a trial class (experiment) and students of class VII A as a comparison class (control). The number of students involved consisted of 33 students from class VII C and 34 students from class VII A. The type of this research is Quasi Experiment Research type nonequivalent control group design. The instruments used in this study were student concept mastery test sheets and response questionnaires to the model being taught. Based on the results of calculating mastery of the concept using the t test, a significance value is obtained showing 0.00 < 0.05 so that H0 is rejected and H1 is accepted. The results of the calculations show that the magnitude of the effect size on mastery of the concept indicates that there is moderate influence. So it can be concluded that the use of the Science learning model of the Cooperative Integrated Reading and Composition (CIRC) learning model has a significant influence on the mastery of the concepts of class VII C students of SMPN 09 Bengkulu City. Key words : Science, Mastery of Concepts, CIRC, and Global Warming

DEVELOPMENT OF TRADITIONAL FISH PRESERVATION TECHNIQUES ON THE COASTAL COAST OF BENGKULU CITY E-BOOKLET LEARNING MEDIA USING ADDITIVES Pratiwi, Fira; Uliyandari, Mellyta; Yani, Ariefa Primair; Koto, Irwan; Karyadi, Bhakti
JURNAL SPEKTRA Vol 10, No 1 (2024): SPEKTRA: Jurnal Kajian Pendidikan Sains
Publisher : Program Studi Pendidikan Fisika, FITK, UNSIQ

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.32699/spektra.v10i1.476

This research aims to develop e-booklet learning media for traditional fish preservation techniques on the coast Bengkulu City. This research uses the Borg & Gall model which is carried out to the fourth stage, namely 1) research and data collection (research and information ), (2) planning (planning), (3) developing a product draft (developing a preliminary form of a product), (4) field trials (preliminary field testing). The research instruments included observation sheets, teacher interview sheets, student readability test questionnaires and expert validation sheets. The research results show that the e-booklet on traditional fish preservation techniques on the coast of Bengkulu City as a learning medium for an additive material for students is very suitable for use based on the results of validation tests. Students' responses to the readability of the e-booklet on traditional fish preservation techniques on the coast of Bengkulu City as a learning medium for additive material for students showed the very good category. In conclusion, the e-booklet on traditional fish preservation techniques on the coast of Bengkulu City as a learning medium for additive material is very suitable for use in learning science and additive material for class VIII SMP.

ANALISIS PEMAHAMAN KONSEP SISWA KELAS VII PADA MATERI PENCEMARAN LINGKUNGAN DI SMP NEGERI 9 KOTA BENGKULU Purba, Mega Juwita; Wardana, Rendy Wikrama; Uliyandari, Mellyta; Yani, Ariefa Primair; Parlindungan, Deni
DIKSAINS : Jurnal Ilmiah Pendidikan Sains Vol. 4 No. 2: Juni 2024
Publisher : Universitas Bengkulu

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33369/diksains.4.2.119-128

ABSTRAK Penelitian ini bertujuan menganalisis kemampuan pemahaman konsep siswa terphadap materi pencemaran lingkungan di SMP Negeri 9 Kota Bengkulu. Penelitian ini dilatarbelakangi masih terdapat beberapa siswa yang kesulitan dalam mengisi soal pada saat ujian akhir semester terutama pada materi pembelajara IPA. Beberapa siswa terlihat kebingungan ketika menjawab soal yang diberikan oleh guru. Sampel dalam penelitian ini adalah seluruh siswa kelas VII dengan jumlah 105 siswa. Pengambilan sampel menggunakan teknik total sampling. Teknik pengumpulan data menggunakan lembar soal tes pemahaman konsep dan lembar wawancara kemudian data dianalisis dengan teknik analisis data kuantitatif. Hasil penelitian berdasarkan analisis yang dilakukan menggunakan persentase tingkat pemahaman konsep siswa menunjukkan bahwa pemahaman konsep siswa pada materi pencemaran lingkungan di SMP Negeri 9 Kota Bengkulu berada pada kriteria tinggi dengan nilai rata-rata 82%. Berdasarkan hasil analisis data dapat disimpulkan tingkat kemampuan pemahaman konsep siswa pada materi pencemaran lingkungan di SMP Negeri 9 berada pada kategori tinggi dengan indikator pemahaman konsep tertinggi terdapat pada indikator translasi sebesar 84% dengan kriteria tinggi. Kata kunci: Pemahaman konsep, Pencemaran Lingkungan, SMP Negeri 9 Kota Bengkulu. ABSTRACT This study aims to analyze the ability of students to understand the concept of environmental pollution in SMP Negeri 9 Bengkulu City. The background of this research is that there are still some students who have difficulty understanding and filling out questions at the end of the semester exams, especially on science learning material and the level of understanding of students' concepts at SMP Negeri 9 Bengkulu City is unknown. Some students looked confused when answering the questions given by the teacher. The samples in this study were all class 7th students with a total of 105 students. Sampling used total sampling technique. Data collection techniques used concept understanding test question sheets and interview sheets, then the data were analyzed using quantitative data analysis techniques. The results of the study based on the analysis conducted using the percentage level of students' conceptual understanding showed that students' conceptual understanding of environmental pollution material at SMP Negeri 9 Bengkulu City was in high criteria with an average value of 82%. Based on the results of data analysis, it can be concluded that the level of students' conceptual understanding ability on environmental pollution material at SMP Negeri 9 is in the high category with the highest concept understanding indicator found in the translation indicator of 84% with high criteria. Keywords: Understanding The Concept, Environmental Pollution, SMP Negeri 9 Bengkulu City.

PENGARUH MODEL PROBLEM BASED LEARNING TERHADAP HASIL BELAJAR PADA MATERI PEMANASAN GLOBAL DI SMP NEGERI 11 KOTA BENGKULU Setianingsih, Ratna; Sakti, Indra; Nirwana, Nirwana; Uliyandari, Mellyta; Sutarno, Sutarno
DIKSAINS : Jurnal Ilmiah Pendidikan Sains Vol. 4 No. 1: Desember 2023
Publisher : Universitas Bengkulu

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33369/diksains.4.1.26-36

ABSTRAK Tujuan penelitian adalah mengetahui pengaruh model problem based learning (PBL) terhadap hasil belajar IPA peserta didik kelas VII SMPN 11 Kota Bengkulu dalam materi pemanasan global. Penelitian yang diterapakan yaitu penelitian kuantitatif. Sampel penelitian diambil menggunakan teknik sampel random sampling yang sebelumnya telah diuji normalitas dan homogenitas diperoleh siswa kelas VII E. Jumlah siswa yang terlibat sebanyak 29 siswa yang terdiri dari 16 siswa laki-laki dan 13 siswa perempuan. Jenis penelitian ini adalah Pre-Experimental Design tipe One-Group Pretest-Postest Design. Teknik pengumpulan data menggunakan tes untuk hasil belajar IPA. Pengumpulan data hasil belajar siswa dilakukan dengan memberikan lembar soal berupa pretest (tes awal) dan postest (tes akhir) di setiap pertemuan. Hasil analisis data, dapat ditarik kesimpulan bahwa model problem based learning berpengaruh positif terhadap hasil belajar, yaitu hasil uji-t pada thitung sebesar 1.756 lebih besar dari ttabel sebesar 1.703. Sehingga Ho ditolak dan Ha diterima. Hasil ini juga memperkuat bahwa homogen, sehingga dapat disimpulkan bahwa ada pengaruh nyata (signifikan) variabel x (Pembeljaran IPA model Problem Based Learning) terhadap variabel Y (hasil belajar) dengan taraf signifikan 5%. Kata kunci : Problem Based Learning, Pemanasan Global, Hasil Belajar. ABSTRACT The purpose of the study was to determine the effect of the problem based learning (PBL) model on the science learning outcomes of seventh grade students of SMPN 11 Bengkulu City in the matter of global warming. The research applied is quantitative research. The research sample was taken using a random sampling technique that had previously been tested for normality and homogeneity, obtained by class VII E students. The number of students involved were 29 students consisting of 16 male students and 13 female students. The type of this research is Pre-Experimental Design type One-Group Pretest-Postest Design. Data collection techniques using tests for science learning outcomes. Data collection on student learning outcomes is done by giving question sheets in the form of pretest (initial test) and posttest (final test) in each meeting. The results of data analysis, it can be concluded that the problem based learning model has a positive effect on learning outcomes, namely the t-test results at tcount of 1,756 are greater than ttable of 1,703. So Ho is rejected and Ha is accepted. This result also strengthens that it is homogeneous, so it can be concluded that there is a significant (significant) effect of variable x (Problem Based Learning model of Science) on variable Y (learning outcomes) with a significant level of 5%. Keywords: Problem Based Learning, Global Warming, Learning Outcomes

ANALISIS KETERAMPILAN BERPIKIR KRITIS SISWA KELAS VII DI SMPN 9 KOTA BENGKULU DALAM PEMBELAJARAN IPA PADA MATERI PENCEMARAN LINGKUNGAN Mauren, Dhyna Sefia; Yani, Ariefa Primair; Uliyandari, Mellyta; Parlindungan, Deni; Johan, Henny
DIKSAINS : Jurnal Ilmiah Pendidikan Sains Vol. 4 No. 1: Desember 2023
Publisher : Universitas Bengkulu

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33369/diksains.4.1.37-46

ABSTRAK Penelitian ini adalah jenis penelitian Deskriptif Kuantitatif ,karena penelitian ini bersifat mengkaji atau menggambarkan keadaan atau kondisi yang ada dilapangan. Penelitian deskriptif kuantitatif tidak perlu mencari atau menerangkan hubungan antara variabel, menguji hipotesis dan lain sebagianya. Penelitian deskriptif kuantitatif hanya mencoba menggambarkan apa adanya. Jenis penelitian ini dilakukan untuk mengetahui keterampilan berpikir kritis siswa dengan melihat pada 4 aspek utama yakni memahami masalah, memberikan argumen, melakukan induksi, dan mengambil keputusan dalam menyelesaikan soal uraian seputar materi pencemaran lingkungan tujuan penelitian ini untuk Mengetahui keterampilan berpikir kritis siswa ke VII di SMPN 9 Kota Bengkulu dalam pembelajaran IPA pada Materi Pencemaran Lingkungan. Berdasarkan hasil data siswa bahwa secara umum keterampilan berpikir kritis siswa SMP Negeri 9 Kota Bengkulu berada pada kategori rendah yakni sebesar 0,42% dimana hampir dari setengah partisipan berada pada kategori ini. Peringkat kedua ada pada kategori sedang sebesar 0,30%, disusul oleh kategori tinggi sebesar 0,25%, dan persentase paling rendah adalah kategori sangat tinggi 0,03%. Dari hasil analisis data yang telah diteliti, dapat ditarik kesimpulan dari keterampilan berpikir kritis pada materi pencemaran lingkungan, yaitu nilai rata-rata indikator dengan rata-rata 60,63% dan dengan kategori rendah. Kata kunci : Analisis, Berpikir Siswa, Pencemaran Lingkungan,SMPN 9 Kota Bengkulu. ABSTRACT This research is a type of quantitative descriptive research, because this research is to examine or describe the conditions or conditions that exist in the field. Quantitative descriptive research does not need to find or explain the relationship between variables, test hypotheses and others in part. Quantitative descriptive research only tries to describe what is. This type of research was conducted to determine students' critical thinking skills by looking at 4 main aspects, namely understanding the problem, giving arguments, conducting inductions, and making decisions in solving descriptions about environmental pollution material. at SMPN 9 Bengkulu City in learning science on Environmental Pollution Materials. Based on the results of student data that in general the critical thinking skills of SMP Negeri 9 Bengkulu City students are in the low category, namely 0.42% where almost half of the participants are in this category. The second rank is in the medium category of 0.30%, followed by the high category of 0.25%, and the lowest percentage is the very high category of 0.03%. From the results of data analysis that has been researched, conclusions can be drawn from critical thinking skills on environmental pollution material, namely the average value of indicators with an average of 60.63% and in the low category. Keywords: Analysis, Student Thinking, Environmental Pollution, SMPN 9 Bengkulu City.

PENGEMBANGAN MULTIMEDIA INTERAKTIF BERBASIS ANDROID PADA MATERI PEMANASAN GLOBAL UNTUK MEMBEKALKAN LITERASI SAINS SISWA SMP Auliani, Diah Mulia; Sutarno, M; Nursa'adah, Euis; Lubis, Indra Sakti; Uliyandari, Mellyta
DIKSAINS : Jurnal Ilmiah Pendidikan Sains Vol. 4 No. 2: Juni 2024
Publisher : Universitas Bengkulu

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33369/diksains.4.2.129-138

ABSTRAK Penelitian ini merupakan penelitian pengembangan (Research and Development) yang bertujuan untuk mengembangkan produk Multimedia Interaktif Berbasis Android pada Materi Pemanasan Global untuk Membekalkan Literasi Sains Siswa SMP. Penelitian dilakukan di SMPN 4 Kota Bengkulu. Model pengembangan yang digunakan adalah 4D yaitu Define (tahap pendefisian), Design (tahap perancangan), Develop (tahap pengembangan), dan Disseminate (tahap penyebaran). Namun penelitian ini dibatasi sampai tahap develop. Produk multimedia interaktif berbasis android yang dikembangkan memuat materi yang dapat membekalkan aspek-aspek literasi sains yaitu, aspek konten, aspek konteks, dan aspek proses. Teknik analisis data validasi ahli menggunakan formula aiken V. Tahap Define terdiri atas analisis ketersedian media pembelajaran, analisis kebutuhan guru dan peserta didik, analisis RPP, dan rancangan instrumen tahap define. Tahap Design terdiri dari membuat rancangan multimedia interaktif dan rancangan instrumen evaluasi produk. Tahap develop terdiri atas pengembangan produk multimedia interaktif, validasi ahli, uji keterbacaan, dan respon peserta didik. Berdasarkan hasil validasi ahli media diperoleh total rata-rata nilai koefisien aiken sebesar 0.96 kategori “validitas tinggi”, hasil validasi ahli materi diperoleh total rata-rata nilai koefisien aiken sebesar 0.76 dalam kategori “validitas sedang”. Uji keterbacaan produk oleh guru memperoleh presentase rata-rata 95.78% dalam kategori “sangat baik” dan respon peserta didik memperoleh presentase rata-rata 90.20% dalam kategori “sangat baik”. Berdasarkan hasil tersebut dapat disimpulkan bahwa multimedia interaktif yang dikembangkan valid dan sangat layak untuk diuji cobakan dalam skala luas. Kata kunci: Multimedia Interaktif Berbasis Android, Pemanasan Global, Literasi Sains, Siswa SMP ABSTRACT This research is a development research (Research and Development) that aims to develop Android-based interactive multimedia products on Global Warming Materials to Provide Science Literacy for Junior High School Students. The research was conducted at SMPN 4 Bengkulu City. The development model used is 4D, namely Define (definement stage), Design (design stage), Develop (development stage), and Disseminate (deployment stage). However, this research is limited to the develop stage. The android-based interactive multimedia product that was developed contains material that can provide aspects of scientific literacy, namely, content aspects, context aspects, and process aspects. The expert validation data analysis technique uses the AIken V formula. The Define phase consists of an analysis of the availability of learning media, an analysis of the needs of teachers and students, an analysis of lesson plans, and the design of the instrument in the define stage. The Design phase consists of making interactive multimedia designs and product evaluation instrument designs. The develop stage consists of developing interactive multimedia products, expert validation, readability testing, and student responses. Based on the results of the media expert validation, the total average value of the aiken coefficient was 0.96 in the "high validity" category, the results of the material expert validation obtained the total average aiken coefficient value of 0.76 in the "medium validity" category. The product readability test by the teacher obtained an average percentage of 95.78% in the "very good" category and student responses obtained an average percentage of 90.20% in the "very good" category. Based on these results, it can be concluded that the interactive multimedia developed is valid and very feasible to be tested on a wide scale. Keywords: Android-Based Interactive Multimedia, Global Warming, Scientific Literacy, Junior High School Students

Development of Virtual Mentor-Based Chembo Learning Media to Improve The Learning Outcomes of Science Education Students Uliyandari, Mellyta; Nirwana, Nirwana; Sutarno, Sutarno
Vidya Karya Vol 38, No 2 (2023)
Publisher : FKIP ULM

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20527/jvk.v38i2.17295

This study aims to develop Chembo (Chemical Bond) learning media based on Virtual Mentors to improve student learning outcomes in Science Education on Chemical Bonds. The research method used is research and development with 4D (four-D) design, namely definition, design, development, and deployment. The instruments used in this research were questionnaires and pretest and posttest questions. The results of the study show that the results of material validation by material experts are at number 72 which is in the "Very Eligible" category, while the validation results by media experts are 55, which is in the "Very Eligible" category. The results of students' assessment of the feasibility of learning media were in the "Very feasible" category with a conversion score of 33.82. Data on the results of student responses to chembo learning media get a value of 246.5 which, if converted, will get a value of 4.24 in the "strongly agree" category. Student learning outcomes after using Chembo learning media also experienced an increase seen from the comparison between students' pretest and posttest scores. The average score of students' pretest before using Chembo media was 48.97, while the average posttest score of students after using Chembo media was 80.86. The students' pretest and posttest gain test results scored 0.62 in the "Medium" category. Based on the study's results, it can be concluded that chembo learning media is very feasible to use in supporting the learning process and can improve student learning outcomes, especially in chemical bonding material.

UTILIZATION OF BANANA FROND BRIQUETTE CHARCOAL AS AN ALTERNATIVE TO ENVIRONMENTALLY FRIENDLY TECHNOLOGY Efriyani, Veni Efriyani; Wardana, Rendy Wikrama; Uliyandari, Mellyta; Johan, Henny; Saputra, Hendri
Jurnal Neutrino:Jurnal Fisika dan Aplikasinya Vol 16, No 2 (2024): APRIL
Publisher : Universitas Islam Negeri Maulana Malik Ibrahim Malang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.18860/neu.v16i2.26743

The purpose of this study is the use of banana frond briquette charcoal as an alternative to environmentally friendly technology. This type of research is an experiment. Experimental data collection techniques, documentation, and literature studies. The data analysis method in this study uses a quantitative approach. Banana frond briquettes are divided into 3 groups: A (81% banana frond charcoal: 19% adhesive), B (71% banana frond charcoal: 29% adhesive), and C (91% banana frond charcoal: 9% adhesive). The results of the banana frond briquette test on the C sample of 91% charcoal briquettes with 9% adhesive showed the best results with a calorific value of 4571 kcal/kg. The study concluded that the best calorific value in sample C with a charcoal composition of banana fronds was 91%; 9% adhesive was 4571 cal/kg.

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