{"title":"DEVELOPMENT OF STEM-BASED TEACHING MATERIALS WITH ENGINEERING DESIGN PROCESS MODEL ON GLOBAL WARMING: VALIDITY ASPECT","authors":"N. Sulaeman, Septyani Triwulandari, M. Syam","doi":"10.19184/jpf.v11i2.31534","DOIUrl":"https://doi.org/10.19184/jpf.v11i2.31534","url":null,"abstract":"Development of STEM-based s teaching materials with the Engineering Design Process model on global warming in high school aims to produce valid teaching materials. This research is an earlier stage of development research that uses the ADDIE model research design which consists of five stages, that is Analysis, Design, Development, Implementation, and Evaluation. In this study, the validity aspect was carried out from the analysis, design, and development stages. The teaching materials that have been developed are assessed for product suitability by validators and expert users is five physics education lecturers at Mulawarman University and one teacher at SMA Negeri 5 Samarinda. Based on the results of the validity, the level reached 80.0% that catagorized as valid. Based on the results teaching materials on global warming are suitable to use and continue to implementation and evaluation stages","PeriodicalId":33966,"journal":{"name":"Gravity Jurnal Ilmiah Penelitian dan Pembelajaran Fisika","volume":"779 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2022-06-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"77528123","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Ni Larasati Kartika Sari, Puji Hartoyo, Ajrun Ajrun
{"title":"ANALISIS KARAKTERISTIK SEGMEN PADA CITRA MAMOGRAFI DENGAN MENGGUNAKAN METODE SEGMENTASI WATERSHED","authors":"Ni Larasati Kartika Sari, Puji Hartoyo, Ajrun Ajrun","doi":"10.19184/jpf.v11i2.31643","DOIUrl":"https://doi.org/10.19184/jpf.v11i2.31643","url":null,"abstract":"Breast cancer is the most common cancer and is a major cause of women worldwide. Early examination of breast cancer is done by mammography. Mammographic images were analyzed manually by radiologists. That is in the manual system, but can help with digital image processing systems known as Computer-Aidid Diagnostics (CAD). One of the digital image processing is segmentation. segmentation is an object for object objects with a background (background) contained in an image. Segmented segmentation, namely watershed. Image segmentation is presented as a different area from the initial image as relief topography. This study uses 125 images which are divided into 100 image databases and 25 test data images. After testing with watershed, measurements were taken using Receiver Operating Characteristic (ROC). Based on testing, obtained pixel values and minor and major ratios of 171.72 and 0.64. The values, sensitivity and specificity of the program were 46.00%, 45.00% and 68.00% respectively.","PeriodicalId":33966,"journal":{"name":"Gravity Jurnal Ilmiah Penelitian dan Pembelajaran Fisika","volume":"39 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2022-06-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"88951409","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"PENGARUH MODEL PEMBELAJARAN GI-GI (GROUP INVESTIGATION-GUIDED INQUIRY) PADA MATERI SUHU DAN PERUBAHANNYA TERHADAP HASIL BELAJAR DAN KETERAMPILAN PEMECAHAN MASALAH SISWA SMP","authors":"Endah Suliasti Ningsih, S. Supeno, nuriska ahmad","doi":"10.19184/jpf.v11i2.31758","DOIUrl":"https://doi.org/10.19184/jpf.v11i2.31758","url":null,"abstract":"This research aims to examine the effect of the GI-GI (Group Investigation-Guided Inquiry) learning model on the learning outcomes and problem-solving skills of junior high school students in science instruction. The type of research used is quasi-experimental (quasi-research), including quantitative analysis. The research sample was selected using the purposive sampling technique; the samples obtained were class VII B as the experimental class and VII C as the control class from SMP Negeri 3 Rambi Puji. Data collection techniques consist of tests, interviews, and documentation. The data analysis technique of this study used the Independent Sample T-test. The results of this research are the GI-GI (Group Investigation-Guided Inquiry) learning model has a significant effect on the learning outcomes of junior high school students. Furthermore, the GI-GI (Group Investigation-Guided Inquiry) learning model significantly affects the problem-solving skills of junior high school students. \u0000 \u0000 \u0000Keywords: group investigation-guided inquiry, learning outcomes, problem-solving skills.","PeriodicalId":33966,"journal":{"name":"Gravity Jurnal Ilmiah Penelitian dan Pembelajaran Fisika","volume":"103 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2022-06-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"80774617","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"PROFIL RESPON SISWA PENGGUNAAN E-MODUL FISIKA BERBASIS ANDROID (ANDROMO)","authors":"Nofefta Gola, S. Subiki, L. Nuraini","doi":"10.19184/jpf.v11i2.31558","DOIUrl":"https://doi.org/10.19184/jpf.v11i2.31558","url":null,"abstract":"Covid-19 has an impact on all activities, one of which is education. This causes learning to turn into a distance learning system. Physics is a subject that is considered difficult for students to reach. The purpose of this research was to analyze the responses of Ngoro Jombang Senior High School students after using physics e-module based android (andromo), the subject of elasticity. This research method has a quantitative research method using an instrument in the form of a response questionnaire given to class XI MIPA of of Ngoro Jombang Senior High School. Based on the research that has been done, it shows that physics e-module based android (andromo) gets a positive response from respondents. The physics e-module based android (andromo) gets an average score of 71.95% from respondents. \u0000 \u0000Key word: student response, e-module, andromo","PeriodicalId":33966,"journal":{"name":"Gravity Jurnal Ilmiah Penelitian dan Pembelajaran Fisika","volume":"154 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2022-06-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"86166688","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Pengaruh Aplikasi Augmented Reality Terhadap Hasil Belajar Fisika SMA Negeri 1 Karangrayung Tahun Pelajaran 2021/2022","authors":"H. Hartono","doi":"10.26877/jp2f.v13i1.11716","DOIUrl":"https://doi.org/10.26877/jp2f.v13i1.11716","url":null,"abstract":"Masalah dalam penelitian ini, hasil belajar masih rendah. Penelitian ini merupakan penelitian kuantitatif menggunakan metode eksperimen dengan desain pre-eksperimen dan dengan bentuk atau model One Shot Case Study. Tujuan penelitian untuk mengetahui pengaruh aplikasi Augmented Reality terhap hasil beljar pesrta didik. Penelitian dilaksanakan di SMA Negeri 1 Karangrayung kelas XII MIPA 1 Semester 1 tahun pelajaran 2021/2022. Pengumpulan data menggunakan tes hasil penilaian harian. Hasil penelitian diperoleh pengaruh aplikasi pada persentasi ketuntasan belajar kompetensi induksi elektromagnetik sebesar 22,85 %, yaitu ketuntasan belajar sebelum perlakuan 74,29 % menjadi 97,14 % setelah perlakuan menggunakan aplikasi Augmented Reality","PeriodicalId":33966,"journal":{"name":"Gravity Jurnal Ilmiah Penelitian dan Pembelajaran Fisika","volume":"63 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2022-04-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"85638915","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Pembelajaran Fisika secara Online dengan Aplikasi Seesaw Berdasarkan Scientific Based Learning untuk Peningkatan Kemampuan Berpikir Ilmiah","authors":"Tatag Prahestiningtyas, D. Sulisworo","doi":"10.26877/jp2f.v13i1.11108","DOIUrl":"https://doi.org/10.26877/jp2f.v13i1.11108","url":null,"abstract":"Permasalahan pada penelitian ini dilatarbelakangi rendahnya tingkat pemahaman fisika di SMK Bhakti Mulia Blora pada pembelajaran online di era pandemi. Siswa merasa kesulitan dalam memahami materi secara online karena pemahaman konsep masih rendah dan tidak bisa melakukan praktikum secara langsung. Tujuan dari penelitian ini adalah meningkatkan pemahaman konsep fisika serta membantu kesulitan memecahkan masalah penerapan persamaan matematis sesuai kemampuan berpikir secara ilmiah. Metode pembelajaran adalah menggunakan Learning Management System (LMS ) bernama aplikasi Seesaw. Metode penelitian yang digunakan penelitian Kuantitatif dan Research and Development (R n D). LMS Seesaw dikembangkan pada pembelajaran Fisika melalui ScientificBasedLearning. ScientificBasedLearning merupakan metode berpikir yang systematis dan empiris, sesuai kehidupan nyata. Sedangkan kemampuan berpikir ilmiah adalah serangkaian proses pemikiran yang menggunakan akal budi dengan cara mempertimbangkan, memutuskan dan mengembangkan pengetahuan. Sampel penelitian siswa SMK Bhakti Mulia Blora kelas X sebanyak 30 siswa. Teknik pengumpulan data menggunakan instrumen angket metode USE untuk mengukur efektivitas aplikasi pembelajaran, dan lembar validasi untuk mengukur validitas bahan ajar. Berdasarkan angket hasil analisis data disimpulkan siswa yang setuju bahwa aplikasi Seesaw digunakan secara online pada pembelajaran fisika untuk meningkatkan kemampuan berpikir ilmiah sebesar 63%. Hal ini didukung hasil posttest penggunaan Seesaw untuk meningkatkan kemampuan berpikir ilmiah mengalami kenaikan nilai siswa rata-rata sebesar 17%.Sedangkan pada aspek berpikir ilmiah terjadi peningkatan nilai rata-rata sebesar 24%. Kata kunci: LMS,Seesaw, Pembelajaran Fisika, ScientificBasedLearning, ScientificThinking","PeriodicalId":33966,"journal":{"name":"Gravity Jurnal Ilmiah Penelitian dan Pembelajaran Fisika","volume":"38 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2022-04-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"79225258","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Didik Setiawan, S. Supriyadi, Ellianawati Ellianawati
{"title":"Pengembangan Lembar Kerja Peserta Didik Gerak Jatuh Bebas Bermuatan STEM (Science, Technologi, Engineering, And Mathematics) Untuk Meningkatkan Keterampilan Generik Sains Kelas X","authors":"Didik Setiawan, S. Supriyadi, Ellianawati Ellianawati","doi":"10.26877/jp2f.v13i1.7859","DOIUrl":"https://doi.org/10.26877/jp2f.v13i1.7859","url":null,"abstract":"Learning related to STEM aspects provides opportunities for students to understand the concept of Physics combined with technology, engineering and mathematics through discussion, practicum, and project making activities. Learning physics has four main components that must be achieved by students. The four components are understanding, skills, abilities and scientific attitudes. These abilities are basic abilities that are included in the generic science skills that need to be analyzed for their development in students. This study aims to determine student responses to the development of STEM-charged free fall worksheets that can improve generic science skills for class X. This study uses descriptive research methods to determine student responses to the development of learning media. The results of this study based on interviews with physics teachers that the LKPD did not contain STEM which improved science generic skills and showed that the STEM-loaded LKPD media for use in learning received a student response of 79.9% with a good category.Keywords: LKPD, STEM, science generic skills","PeriodicalId":33966,"journal":{"name":"Gravity Jurnal Ilmiah Penelitian dan Pembelajaran Fisika","volume":"2 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2022-04-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"87029945","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Penerapan Model Problem Based Learning Berbantuan Laboratorium Virtual PhET Untuk Meningkatkan HOTs Siswa SMA","authors":"Siti Alfiah, D. Dwikoranto","doi":"10.26877/jp2f.v13i1.11494","DOIUrl":"https://doi.org/10.26877/jp2f.v13i1.11494","url":null,"abstract":"Penelitian ini dilaksanakan untuk mengidentifikasi peran model Problem Based Learning (PBL) berbantuan laboratorium virtual PhET dalam meningkatkan HOTs siswa SMA. Penelitian ini berjenis penelitian kuantitatif beserta Pre-Experimental sebagai metode penelitian yang berbentuk one group pretest-posttest design. Tempat pelaksanaan penelitian di SMAN 17 Surabaya secara daring pada semester ganjil tahun pelajaran 2021/2022 dengan sampel penelitian 30 siswa kelas X MIPA 5 yang dipilih melalui teknik simple random sampling. Data penelitian ini dikumpulkan melalui metode tes tertulis berbentuk soal esai dengan kategori HOTs yang diuji validitas terlebih dahulu sebelum diterapkan dalam pembelajaran. Teknik analisis data dilaksanakan melalui uji normalitas, uji homogenitas, dan uji hipotesis melalui software SPSS 25 dengan taraf signifikansi sebesar 5% serta uji N-gain untuk mengidentifikasi level peningkatan HOTs peserta didik. Hasil analisis data menunjukkan bahwa data sampel homogen dan terdistribusi normal sehingga uji hipotesis dilakukan menggunakan Paired-Samples T-test dengan hasil nilai signifikansi (2-tailed) kurang dari 0,05 sehingga disimpulkan bahwa terdapat pengaruh model PBL berbantuan laboratorium virtual PhET pada peningkatan HOTs peserta didik dengan level peningkatan sedang dan N-gain 0,56.Kata kunci: PBL, Laboratorium Virtual, PhET, HOTs","PeriodicalId":33966,"journal":{"name":"Gravity Jurnal Ilmiah Penelitian dan Pembelajaran Fisika","volume":"53 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2022-04-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"75675314","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Efektivitas Pembelajaran Daring Pada Materi Hukum Hooke Menggunakan LMS berbasis Edmodo","authors":"Rizky Merian Muspa, D. Sulisworo","doi":"10.26877/jp2f.v13i1.8028","DOIUrl":"https://doi.org/10.26877/jp2f.v13i1.8028","url":null,"abstract":"This study aims to determine the effectiveness of online learning on hooke law material using edmodo-based lms, the method used is to analyze the questionnaire given to respondents via google form, the subject of this study is class XI SMA N 1 Lahat, this research divides 3 topics. In the survey, the use of Edmodo in terms of the aspect of ease, the use of Edmodo in terms of the aspect of language structure and use of Edmodo in terms of the aspect of presentation. Based on the survey results from the aspect of convenience in Figure 4, the data obtained respectively 3,867 - 3,8 - 3,73. Which means that it has an average in the good category. Next, the survey results from the aspect of language structure in Figure 5, respectively, obtained data from 3.8 to 3.93 - 3.73, which means that it has an average in the good category. And the survey results from the presentation aspect in Figure 6 respectively obtained data 3,867 - 3,867 - 3,93 which means that it has an average in the good category. Of the three types of surveys that have been conducted, it can be categorized that the results of this study are good, so it can be said that this research is able to increase the effectiveness of learning and is suitable for use in the learning process.Keywords: LMS, Effectiveness of Learning Physics, Edmodo.","PeriodicalId":33966,"journal":{"name":"Gravity Jurnal Ilmiah Penelitian dan Pembelajaran Fisika","volume":"42 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2022-04-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"84500953","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Uji Kelayakan E-LKPD Berbasis Problem Based Learning (PBL) Untuk Meningkatkan Keterampilan Proses Sains Siswa SMP","authors":"W. Safitri, Aris Singgih Budiarso, Sri Wahyuni","doi":"10.26877/jp2f.v13i1.11389","DOIUrl":"https://doi.org/10.26877/jp2f.v13i1.11389","url":null,"abstract":"Penelitian ini bertujuan untuk mendeskripsikan kevalidan, kepraktisan, dan keefektifan E-LKPD berbasis PBL untuk meningkatkan keterampilan proses sains siswa SMP. Penelitian pengembangan ini menggunakan model ADDIE yang meliputi 5 langkah yaitu (1) Analyze, (2) Design, (3) Develop, (4) Implement, (5) Evaluate. Instrumen penelitian berupa lembar validasi, lembar observasi keterlaksaan pembelajaran, tes, dan angket respon siswa. Penilaian validitas diperoleh dari lembar validasi untuk mengetahui kevalidan E-LKPD. Sedangkan penilaian kepraktisan diperoleh dari lembar observasi keterlaksanaan pembelajaran dengan menggunakan E-LKPD berbasis PBL. Penilaian efektivitas dengan tes keterampilan proses sains berupa pretes dan postes yang diukur menggunakan N-gain, serta angket respon berdasarkan tanggapan dari siswa setelah menggunakan E-LKPD berbasis PBL. Hasil validasi E-LKPD berbasis PBL memperoleh persentase sebesar 85% dengan kriteria valid. Reliabilitas dengan Percentage Agreement (PA) sebesar 92% dengan kriteria reliabel. Kepraktisan memperoleh persentase 87% dengan kriteria sangat praktis. Keefektifan dilihat dari rerata pretes dan postes menunjukkan peningkatan dengan nilai N-gain sebesar 0,67 dengan kriteria sedang. Sedangkan respon siswa memperoleh persentase sebesar 81% dengan kriteria sangat baik. Kesimpulan penelitian ini adalah E-LKPD berbasis PBL layak digunakan dalam pembelajaran.Kata kunci: E-LKPD, PBL, Keterampilan Proses Sains","PeriodicalId":33966,"journal":{"name":"Gravity Jurnal Ilmiah Penelitian dan Pembelajaran Fisika","volume":"48 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2022-04-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"86168297","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}