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DESAIN SIMULASI PEMBENTUKAN BAYANGAN PADA CERMIN CEMBUNG MENGGUNAKAN GUI BUILDER SCILAB 5.5.0 Erwin Randjawali
Jurnal Penelitian Fisika dan Aplikasinya (JPFA) Vol. 7 No. 2 (2017)
Publisher : Universitas Negeri Surabaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26740/jpfa.v7n2.p102-114

Abstract

Penelitian ini merupakan pengembangan dari makalah yang telah dipresentasikan pada Seminar Internasional namun menggunakan tipe cermin yang berbeda dan berbasis Graphical User Interface (GUI). Penelitian ini bertujuan untuk menghasilkan simulasi pembentukan bayangan pada cermin cembung sebagai media pembelajaran Fisika yang dapat digunakan secara mudah dan efektif. Penelitian ini bersifat studi literatur, dengan menggunakan metode komparatif antara hasil simulasi dan hasil analitik. Simulasi dalam penelitian ini dibuat menggunakan aplikasi Scilab 5.5.0 dengan GUI Builder versi 3.0, dengan memanfaatkan konsep Fisika dan Matematika, di mana cermin cembung disimulasikan menggunakan persamaan parametrik untuk lingkaran, sedangkan sinar-sinar istimewa disimulasikan menggunakan persamaan garis lurus dengan gradien tertentu. Dalam penelitian ini disimulasikan pembentukan bayangan dari sebuah benda dengan tinggi 7cm yang diletakkan pada jarak 15cm dari sebuah cermin cembung yang memiliki radius kelengkungan -30cm. Cermin cembung yang disimulasikan dalam penelitian ini diasumsikan sebagai sebuah permukaan datar. Simulasi yang telah dibuat dapat berjalan dengan baik pada Scilab 5.5.0. Dari hasil simulasi ini, diperoleh tinggi bayangan sebesar 3.5cm dan jarak bayangan sebesar -7.5cm. Hasil perhitungan ini dibandingkan dengan hasil perhitungan secara analitik, dan diperoleh error perhitungan sebesar 0%, dengan kata lain hasil tersebut sama dengan hasil yang diperoleh dengan cara analitik, dan sekaligus membenarkan pernyataan bahwa proses pembentukan bayangan pada cermin cembung lebih mudah untuk digambarkan apabila cermin tersebut dianggap sebagai sebuah permukaan datar. Dengan demikian, simulasi ini dapat digunakan dalam proses pembelajaran Fisika.
Pelatihan Penggunaan Google Classroom dan Google Meet bagi Tenaga Pendidik SMP di Kabupaten Sumba Timur Erwin Randjawali; Mayun Erawati Nggaba; Anggriati Ledu Ngaba; Yuliana Tamu Ina Nuhamara; Elsy S H Taunu; Darius Imanuel Wadu; Stevvileny Angu Bima; Iona Lisa Ndakularak; Yuliana S Eko; Mega Retno Wulandari; Itha Priyastity; Irna Natalis Sanit
Prima Abdika : Jurnal Pengabdian Masyarakat Vol. 1 No. 4 (2021): Volume 1 Nomor 4 Tahun 2021
Publisher : Program Studi Pendidikan Guru Sekolah Dasar Universitas Flores Ende

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37478/abdika.v1i4.1332

Abstract

The implementation of this Community Service activity is motivated by the problems experienced by partners at SMP Kristen Payeti. The teachers in that school have not been able to take advantage of online learning applications such as Google Classroom and Google Meet. Therefore, to overcome the partner's problems, training was carried out by the PkM Team of Program Studi Pendidikan Matematika Universitas Kristen Wira Wacana Sumba, which aims to educate the teachers so that they can increase their knowledge and skills related to the use of the two applications. The training activities were carried out using lectures, demonstrations, and simulations using Google Classroom and Google Meet. While the stages of implementation include the preparation of training modules, preparation of training rooms, and implementation of training. The results of this service activity indicate that there is an increase in the knowledge and skills of teachers as trainees in using the two applications. Thus it can be concluded that the purpose of this service activity has been achieved. The follow-up carried out was to monitor the use of these two applications by teachers in the implementation of online learning.
Pelatihan Penggunaan Google Meet dan Google Classroom bagi Dosen Tidak Tetap Universitas Kristen Wira Wacana Sumba Mayun Erawati Nggaba; Erwin Randjawali; Yuliana Tamu Ina Nuhamara; Anggriati Ledu Ngaba; Mega Retno Wulandari; Darius Imanuel Wadu; Itha Priyastiti; Elsy S H Taunu; Stevvileny Angu Bima; Iona Lisa Ndakularak; Yuliana S Eko; Irna Natalis Sanit
Prima Abdika : Jurnal Pengabdian Masyarakat Vol. 1 No. 4 (2021): Volume 1 Nomor 4 Tahun 2021
Publisher : Program Studi Pendidikan Guru Sekolah Dasar Universitas Flores Ende

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37478/abdika.v1i4.1361

Abstract

Universitas Kristen Wira Wacana Sumba is one of the universities that organizes online learning. This happened as a result of the COVID-19 pandemic. This situation requires all lecturers to be able to conduct online learning by utilizing the available facilities, namely Google Classroom and Google Meet, both permanent and adjunct lecturers. Permanent lecturers have used the application since the beginning of the covid-19 pandemic, while adjunct lecturers who held lessons this semester have never used the Google Classroom and Google Meet applications. If this is allowed, then learning will not be held properly. Therefore, this training is carried out in several stages, namely analyzing the needs of non-permanent lecturers, implementing activities, and following up. This training makes the online learning by adjunct lecturers can be carried out properly. Based on the results of the follow-up, the participants proposed further training on the use of Google Classroom, especially in making assignment assessment rubrics and quizzes.
Peningkatan Kompetensi Siswa SMA di Kabupaten Sumba Timur dalam Menghadapi Kompetisi Sains Nasional Tingkat Provinsi Erwin Randjawali; Mayun Erawati Nggaba; Anggriati Ledu Ngaba; Yuliana Tamu Ina Nuhamara; Elsy S. H. Taunu; Darius Imanuel Wadu; Stevvileny Angu Bima; Iona Lisa Ndakularak; Yuliana S. Eko; Irna Natalis Sanit; Itha Priyastiti; Mega Retno Wulandari
Jurnal Abdi Masyarakat Indonesia Vol 2 No 1 (2022): JAMSI - Januari 2022
Publisher : CV Firmos

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (280.442 KB) | DOI: 10.54082/jamsi.150

Abstract

Salah satu bentuk pelaksanaan kegiatan Pengabdian kepada Masyarakat yang dilaksanakan oleh dosen Prodi Pendidikan Matematika Universitas Kristen Wira Wacana Sumba adalah memberikan pendampingan bagi siswa calon peserta KSN-P. Dengan adanya pandemi COVID-19 sehingga mempengaruhi tingkat pemahaman siswa terkait materi Fisika. Oleh karena itu diperlukan kegiatan pendampingan sehingga dapat meningkatkan pemahaman siswa calon peserta KSN-P. Kegiatan pengabdian ini bertujuan untuk memberikan edukasi kepada siswa melalui proses pendampingan, sehingga dapat terjadi peningkatan kompetensi yang dibutuhkan untuk menyelesaikan soal-soal KSN-P. Metode pelaksanaan kegiatan PkM ini adalah dengan memberikan pendampingan menggunakan metode ceramah dan pengerjaan latihan-latihan soal dengan durasi waktu yang dibatasi untuk membiasakan siswa dengan soal-soal KSN-P. Hasil dari pelaksanaan PkM ini menunjukkan bahwa telah terjadi peningkatan kompetensi pada siswa calon peserta KSN-P, baik pada konsep-konsep Fisika maupun pada keterampilan untuk menggunakan persamaan-persamaan Matematika yang dibutuhkan dalam penyelesaian soal. Dengan demikian dapat disimpulkan bahwa kegiatan PkM ini telah mencapai tujuan yang direncanakan.
Analisis Penggunaan Media Pembelajaran Matematika SMP di Kota Waingapu Yuliana Nuhamara; Mega Retno Wulandari; Erwin Randjawali
Didactical Mathematics Vol. 3 No. 1 (2021): April 2021
Publisher : Program Studi Pendidikan Matematika, Universitas Majalengka

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (244.394 KB) | DOI: 10.31949/dm.v3i1.1005

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Media pembelajaran merupakan salah satu faktor penentu keberhasilan kegiatan belajar. Namun, pada kenyataannya penggunaan media pembelajaan belum maksimal. Oleh karena itu, dibutuhkan penelitian terkait penggunaan media pembelajaran agar dapat mengetahui penggunaan media pembelajaran matematika, sikap siswa, frekuensi penggunaan media dan manfaat penggunaan media pembelajaran matematika SMP di Kota Waingapu.berdasarkan hasil penelitian diperoleh data bahwa: 1) Penggunaan media pembelajaran SMP di Kota Waingapu yaitu 66,14% dengan kategori baik artinya guru-guru menggunakan media pembelajaran matematika; 2) Sikap siswa terhadap media pembelajaran matematika yaitu 76,33% dengan kategori baik artinya siswa setuju bahwa media mempengaruhi semangat belajar siswa; 3) Frekuensi penggunaan media pembelajaran SMP di Kota Waingapu yaitu 60,48% dengan kategori cukup artinya guru sudah menggunakan media dalam mengajar namun belum maksimal; dan 4) Manfaat dalam penggunaan media pembelajaran SMP di Kota Waingapu yaitu 84, 59% dengan kategori baik sekali artinya siswa setuju bahwa ada manfaat penggunaan media pembelajaran matematika.
Evaluation of the Implementation of the Ideal Online Learning System in Frontier, Outermost, and Disadvantaged Regions (3T) Erwin Randjawali; Erfy Melany Lalupanda; Riwa Rambu Hada Enda; Vidriana Oktoviana Bano; Mayun Erawati Nggaba; Yulita Milla Pakereng; Alexander Kaka; Victor Soleman Lawa Lulu
Jurnal Kependidikan: Jurnal Hasil Penelitian dan Kajian Kepustakaan di Bidang Pendidikan, Pengajaran dan Pembelajaran Vol 8, No 3 (2022): September
Publisher : Universitas Pendidikan Mandalika (UNDIKMA)

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (3350.151 KB) | DOI: 10.33394/jk.v8i3.5578

Abstract

This study aims to evaluate the implementation of an ideal online learning system that has been designed using the ADDIE model in the 3T (Front, Outermost, & Disadvantaged) area in East Sumba Regency. This research method uses descriptive qualitative. This research was conducted at SDI Waingapu 2 and SMP Negeri 1 Waingapu. The subjects of this study were teachers, students, parents, and principals of SDI Waingapu 2 and SMP Negeri 1 Waingapu, as well as the East Sumba Regency Office. Data collection techniques in this study used interviews, questionnaires, observation, and document studies. The data analysis technique is qualitative data analysis which includes data reduction, data presentation, and drawing conclusions. The results show that the Ideal Online Learning System for East Sumba Regency has been implemented by SDI Waingapu 2 and SMP Negeri 1 Waingapu following the Guidelines for the Ideal Distance Learning System in East Sumba Regency by the Education Office, both by students, teachers, parents, school principals, as well as the East Sumba District Education Office. However, obstacles still hinder the implementation of online learning, such as unstable internet connections and teacher skills in utilizing learning technology. The ideal online learning system that has been developed is then used as consideration for policymakers to improve the quality of education in East Sumba Regency as one of the Disadvantaged, Frontier, and Outermost regions.
Pemberdayaan Masyarakat dalam Bidang Wirausaha Gedek guna Meningkatkan Ekonomi Masyarakat di Desa Kondamara Kabupaten Sumba Timur Iona Lisa Ndakularak; Erwin Randjawali; Irna N Sanit; Yuliana S Eko; Elsy Senides Hana Taunu; Lusianus H. Sinyo Kelen; Yubinanto Konda Meha; Apliana Umbu Ndapa; Yeni Day Hambati; Dewi Candrawati Suryani; Santri Taba Leki; Alfondro T P Kilimandu; Rolan Katanga Landa; Nikodemus Tungga Retang; Umbu Yiama Selitara; Stepanus Tamu Ama
Prima Abdika : Jurnal Pengabdian Masyarakat Vol. 2 No. 4 (2022): Volume 2 Nomor 4 Tahun 2022
Publisher : Program Studi Pendidikan Guru Sekolah Dasar Universitas Flores Ende

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37478/abdika.v2i4.2253

Abstract

PkM activities carried out in the form of KKN aim to provide training on how to use social media in offering products to the gedek craftsmen in Kondamara Village, East Sumba Regency. This activity also aims to increase the knowledge and skills of gedek craftsmen in utilizing social media to make online sales. This PkM activity was carried out in July 2022 and took place at the home of one of the craftsmen in the village. Some of the methods used in this PkM activity are 1) Observation and interview methods to see the potential of the village and the constraints faced by the gedek craftsmen; 2) The lecture method to explain the meaning of social media and the benefits of social media for online marketing activities; 3) The demonstration method is used when accompanying craftsmen in creating social media accounts; 4) Discussion method to answer questions raised by the craftsmen in the training. The result of this activity is that the training activities can be carried out properly and the gedek craftsmen actively participate in these activities. The results of this activity indicate that there has been an increase in people's knowledge and skills in utilizing social media. This can be seen from the craftsman's ability to use social media to offer gedek products through social media.
PROFIL KEMAMPUAN NUMERASI SISWA SEKOLAH DASAR KELAS TINGGI DI MALUMBI KABUPATEN SUMBA TIMUR Iona Lisa Ndakularak; Erwin Randjawali; Mayun Erawati Nggaba; Stevvileny Angu Bima; Yuliana Tamu Ina; Djemi Djami Ishak; Yeni Rinawati
Prima Magistra: Jurnal Ilmiah Kependidikan Vol. 4 No. 1 (2023): Volume 4 Nomor 1 Tahun 2023
Publisher : Program Studi PGSD Universitas Flores

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37478/jpm.v4i1.2383

Abstract

This study aims to describe the numeracy ability profile of high school elementary school students in Malumbi, East Sumba Regency. This numeracy ability was carried out at a grade 5 school in the high class area as a reference point used to analyze comparisons before finally moving on to a larger stage of research scope. This type of research is qualitative with the instrument used in data collection is the Numeral Test, namely the test uses EGMA (Early Grade Mathematics Assessment) measurements, interviews and observations. The results of the research on the school's numeracy skills which were collected through the numeration test found that elementary school students were in the low category with an average score of 18.43. This is caused by several factors such as textbooks which so far have only been provided while at school, learning media that are less interesting so learning becomes boring, and students are not used to being given story questions, so that students' numeracy skills in solving number pattern problems, recognizing and comparing numbers and there are still many mistakes in word problems, as well as follow-up on teacher competence in teaching mathematics so that there are no misconceptions in learning.
Pemanfaatan Congklak Musi KPK dan FPB untuk Meningkatkan Motivasi Belajar Numerasi Siswa SMP melalui Program Kampus Mengajar Angkatan 4 Erwin Randjawali; Agnes Yuniati Malo; Vindya Donna Adindarena; Ririn Esna Saingo; Bellavista Paulina Luhi; Darius Imanuel Wadu; Yuliana Tamu Ina Nuhamara
Prima Abdika: Jurnal Pengabdian Masyarakat Vol. 3 No. 1 (2023): Volume 3 Nomor 1 Tahun 2023
Publisher : Program Studi Pendidikan Guru Sekolah Dasar Universitas Flores Ende

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37478/abdika.v3i1.2295

Abstract

Technology adaptation assistance in schools is carried out in the form of applying math teaching aids, namely the Congklak Musi KPK and FPB. This activity was carried out by Unkriswina Sumba students together with lecturers through the Teaching Campus 4 program at Satap Padadita Public Middle School. The purpose of this activity is to demonstrate the use of the congklak musi KPK and FPB teaching aids in order to increase students' motivation to learn numeracy. The result of this activity is that the congklak math teaching aid can be made using used materials, and has been applied in the mathematics learning process in class VII, namely on KPK and FPB material. In addition, students are motivated to learn numeracy by using these teaching aids, and can improve students' ability to solve questions related to FPB and KPK.
Sosialisasi Model Pembelajaran bagi Masyarakat di Kecamatan Umalulu untuk Meningkatkan Kemampuan Literasi dan Numerasi Siswa SD Erwin Randjawali; Yulita Milla Pakereng; Mayun Erawati Nggaba; Iona Lisa Ndakularak; Stevvileny Angu Bima; Dominggus Bandi; Usman Pati Benau
Prima Abdika: Jurnal Pengabdian Masyarakat Vol. 3 No. 1 (2023): Volume 3 Nomor 1 Tahun 2023
Publisher : Program Studi Pendidikan Guru Sekolah Dasar Universitas Flores Ende

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37478/abdika.v3i1.2323

Abstract

This PkM activity aims to disseminate the results of research that has been carried out by Unkriswina Sumba together with Balitbangda of East Sumba Regency regarding appropriate learning models to improve literacy and numeracy skills of elementary school students in East Sumba Regency. This outreach activity was carried out using lecture and discussion methods. The results of this PkM activity are that research results can be properly disseminated in the form of socialization of learning models, lesson plans, learning modules, and LKPD which are the outputs of Unkriswina Sumba research and Balitbangda East Sumba Regency. Through this PkM activity, it has increased the knowledge of the community in Umalulu District regarding their respective roles in improving the literacy and numeracy skills of elementary school students in the sub-district.
Co-Authors A. Kaka Adindarena, Vindya Donna Agnes Yuniati Malo Agnes Yuniati Malo Alfian Umbu Nduka Alfondro T P Kilimandu Anggriati Ledu Ngaba Anggriati Ledu Ngaba Anggriati Ledu Ngaba Apliana Padu Lemba Apliana Umbu Ndapa Asrince Lika Handja Atandima, Yuliana Day Beatrix T. Sura Beatrix Tuto Sura Sura Bellavista Paulina Luhi Bellavista Paulina Luhi Bima, Stevvileny Angu Carlos Edison Adi Logo Darius Imanuel Wadu Day Atandima, Yuliana Dewi Candrawati Suryani Dewi Ratri Djemi Djami Ishak Dominggus Bandi Eko, Yuliana S. Elsy S. H. Taunu Elsy Senides Hana Taunu Erfy Melany Lalupanda Habati, Ina Rambu Handja, Asrince Lika Hara, Yustina Kareri Hawu, Alfa Teni Hunggujawa, Yohbet Hunggujawa, Yohbet Jera Ina, Anita Tamu Iona Lisa Ndakularak Ira Rosmiati Raga Irna N Sanit Irna Natalis Sanit Irna Natalis Sanit Irna Natalis Sanit Irvan Umbu Patu Ngunjunau Itha Priyastiti Itha Priyastity Jawa, Ronius R. Lapu, Marthinus Luta Lemba, Apliana Padu Logo, Carlos Edison Adi Lowu, Stepanus Dawa Lusianus H. Sinyo Kelen Malo, Bonevasius Mario Marthinus Luta Lapu Mayu, Gusti Ranja Mega Retno Wulandari Mega Retno Wulandari Mega Retno Wulandari Ndakularak, Iona Lisa Nduka, Alfian Umbu Ngaba, Anggriati Ledu Nggaba, Mayun Erawati Nggalamanu, Graicella Mutiara Were Ngunjunau, Irvan Umbu Patu Nikodemus Tungga Retang Nuhamara, Yuliana Tamu Ina Raga, Ira Rosmiati Ratri, Dewi Ririn Esna Saingo Ririn Esna Saingo Riwa Rambu Hada Endah Rolan Katanga Landa Ronius R. Jawa Roynaldus Putra Weekowa Sairo, Prasetiawati Eka Putri Sanit, Irna N. Sanit, Irna Natalis Santri Taba Leki Stepanus Dawa Lowu Stepanus Tamu Ama Sura, Beatrix T. Taunu, Elsy SH Umbu Yiama Selitara Usman Pati Benau Victor Soleman Lawa Lulu Vidriana Oktoviana Bano Weekowa, Roynaldus Putra Wulandari, Mega Retno Yeni Day Hambati Yeni Rinawati Yubinanto Konda Meha Yuliana Nuhamara Yuliana S Eko Yuliana S. Eko Yuliana S. Eko Yuliana Tamu Ina Yuliana Tamu Ina Nuhamara Yuliana Tamu Ina Nuhamara Yuliana Tamu Ina Nuhamara Yulita Milla Pakereng Yulita Milla Pakereng Yustina Kareri Hara