Claim Missing Document
Check
Articles

Found 29 Documents
Search

Aquifer layer in Muara Batu and Dewantara Sub-district based on resistivity cross-sectional model SYAFRIZAL IDRIS; MULIANI MULIANI; NANDA NOVITA
Jurnal Natural Volume 23 Number 2, June 2023
Publisher : Universitas Syiah Kuala

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24815/jn.v23i2.23921

Abstract

This study aims to determine the depth of the aquifer layer in the Muara Batu and Dewantara sub-district as a source of groundwater that can be used continuously. The identification of this aquifer layer is based on the results of the resistivity values of subsurface rocks measured using the electrical resistivity method of the Schlumberger array. Data acquisition was carried out on 3 lines (MB1, MB3, and MB4) with a length of 330 m each. The variations in the resistivity values of the rocks obtained were modeled in the form of a 2D cross-section using the Res2DInv software, thus providing an overview of the subsurface for groundwater exploitation. The cross-sectional model obtained shows that the shallow aquifer layer is at a depth of 20-52 m (2-12 Ωm) on the MB1 and a depth of 60 m on MB3 and MB4. The low resistivity value 12 Ωm on the MB1 indicates that the subsurface is generally composed of water-saturated rock layers.
Analisis Pembentukan Karakter Remaja Dalam Pembelajaran Fisika Di Sekolah Menengah Atas Putri Diana; Mulyanis Mulyanis; Auliana Auliana; Safriana Safriana; Nanda Novita
Jurnal Pendidikan dan Ilmu Fisika Vol 2, No 1 (2022): June 2022
Publisher : Universitas Garut

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.52434/jpif.v2i1.1913

Abstract

Remaja sekarang sangat membutuhkan pendidikan yang mampu mempertimbangkan seluruh cakupan aspek karakter, dikarenakan rusaknya karakter remaja yang bisa diakibatkan oleh perkembangan teknologi. Usaha untuk membentuk karakter remaja yang baik dan bermutu dapat dilakukan di satuan pendidikan. Salah satunya penerapan karakter disekolah menengah atas pada pelajaran fisika. Penelitian ini dilakukan pada beberapa sekolah menengah atas di kawasan Aceh Utara. Tujuannya yaitu untuk mengetahui tingkat pembentukan karakter remaja dalam pembelajaran fisika di kawasan Aceh Utara. Metode yang digunakan pada penelitian ini adalah pendekatan deskriptif kualitatif. Subjek yang dijadikan penelitian yaitu para siswa sekolah menengah atas di kawasan Aceh Utara. Teknik pengumpulan data berbentuk angket tertutup melalui penyebaran link google form kepada responden untuk mendapatkan data-data secara tidak langsung dari pernyataan-pernyataan di angket tersebut. Adapun berdasarkan hasil penelitian, didapatkan data yang diperoleh dari pembentukan karakter remaja pada sekolah menengah atas kawasan Aceh Utara sudah dapat dibentuk dengan baik. Dibuktikan dengan adanya indikator-indikator nilai karakter yang mencakup aspek jujur, disiplin, bertanggung jawab, peduli, percaya diri, kreativitas, dan gotong royong. Karakter-karakter tersebut dapat dikembangkan dengan baik oleh para remaja.
THE EFFECT OF THE PROJECT-BASED LEARNING MODEL ON STUDENTS' SCIENCE LITERACY SKILLS AND SELF-EFFICACY Dwi Anjli; Muliani Muliani; widya widya; syarifah rita zahara; riza andriani; nanda novita; syafrizal idris
JURNAL EDUSCIENCE Vol 10, No 3 (2023): Jurnal Eduscience (JES), (Authors from Nigeria and Indonesia)
Publisher : Universitas Labuhanbatu

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36987/jes.v10i3.5245

Abstract

This research aims to investigate the influence of the project-based learning instructional model on students' science literacy skills and self-efficacy in rectilinear motion kinematics at SMA Negeri 1 Lhokseumawe. The research design employed is a quasi-experiment in the form of a Nonequivalent (Pretest And Posttest) Control Group Design. The study population consists of ten classes of eleventh-grade IPAS students at SMA Negeri 1 Lhokseumawe. The sampling technique used is purposive sampling, with XI IPAS 1 (36 students) selected as the experimental class using the PjBL learning model and XI IPAS 4 (36 students) as the control class using the direct instruction learning model. Data collection is conducted through a 10-item essay test and a non-test questionnaire on student self-efficacy comprising 20 statements. Data analysis utilizes the Manova test. This research indicates that the PjBL learning model impacts science literacy skills based on the Manova test results, which show 0.000 < 0.05, signifying a significant influence on the average science literacy skills. The PjBL learning model also influences self-efficacy according to the Manova test results, which demonstrate 0.004 < 0.05, indicating a significant impact on the average self-efficacy. Furthermore, the PjBL learning model affects science literacy skills and self-efficacy, as evidenced by the important results of the Manova test, 0.000 < 0.05. Therefore, it can be concluded that the null hypothesis  is rejected, and the alternative hypothesis is accepted. Based on this, it can be inferred that the PjBL learning model influences the science literacy skills and self-efficacy of grade XI students at SMA Negeri 1 Lhokseumawe.Keywords: Project-Based Learning Model, Science Literacy Skills, Self-Efficacy
Pengaruh Model Inquiry Training Berbantuan Media Assemblr Terhadap Kemampuan Literasi Sains Peserta Didik Siska Rahayu; Muliani Muliani; Nurul Fadieny; Nanda Novita; Munzir Absa
Journal on Education Vol 7 No 1 (2024): Journal on Education: Volume 7 Nomor 1 Tahun 2024
Publisher : Departement of Mathematics Education

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31004/joe.v7i1.6810

Abstract

Scientific literacy is scientific knowledge that is used to identify various questions and draw conclusions based on facts. Based on the interview results, students' scientific literacy abilities were not optimal, this research was conducted with the aim of finding out the effect of the inquiry training model assisted by Assembler media on students' scientific literacy abilities. This research is quantitative research using quasi-experimental research and a nonequivalent control group design. The sampling technique chosen was a total sampling of 48 students, namely 24 students in class XI-IPA 1 as the control class and 24 students in class XI-IPA 2 as the experimental class. The instruments used in this research used non-test instruments in the form of interviews and test instruments in the form of pretest and posttest questions in the form of essays totaling 10 questions. Meanwhile, data analysis uses prerequisite tests which include normality, homogeneity and hypothesis testing. The research results showed that the average scientific literacy pretest score for the experimental class, namely class XI-IPA 2, was 35.21 with a posttest score of 76.46, while the control class, namely class the results of the statistical hypothesis test obtained a Sig value. (2-tailed) of 0.000 with a significance level of 0.05. It can be concluded that there is an influence of the inquiry training model assisted by assembler media on students' scientific literacy abilities.
Pengembangan LKPD Berbasis STEM (Science, Technology, Engineering, Mathematics) pada Materi Termodinamika Dea Oktaviany; Nanda Novita; Desy Sary Ayunda; Muliani Muliani; Deasy Siska
Journal on Education Vol 7 No 1 (2024): Journal on Education: Volume 7 Nomor 1 Tahun 2024
Publisher : Departement of Mathematics Education

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31004/joe.v7i1.6953

Abstract

This research aims to determine the feasibility and practicality of STEM-based LKPD learning media products on thermodynamics material as a medium that makes it easier for students to study thermodynamics material. The instrument used in the research is a feasibility and practicality questionnaire which will be given by material and media experts and given to teachers in the field of physics and students in class XI IPA 2 MAS Syamsuddhuha. This development research method refers to Research and Development (R&D) with the ADDIE model (Analysis, Design, Development, Implementation and Evaluation). The research results showed that experts in the media field gave a feasibility assessment of 92.3% with a very feasible category, experts in the material field gave an assessment of 88.6% with a feasible category and teacher responses gave an assessment of 86% with a very practical percentage. The results of small-scale product trials gave an assessment of 86.9% in the very practical category and the results of large-scale product trials gave an assessment of 84% in the very practical category.
Pengaruh Model Pembelajaran VAK (Visualization, Auditory, Kinesthetic) Berbantuan Aplikasi Crossword LABS untuk Meningkatkan Pemahaman Konsep Annisa Khaliza Damanik; Nanda Novita; Deassy Siska; Halimatus Sakdiah; Arlin Maya Sari
Kappa Journal Vol 9 No 2 (2025): Kappa Journal
Publisher : Universitas Hamzanwadi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29408/kpj.v9i2.31852

Abstract

Research on the Effect of Learning Models (Visualization, Auditory, Kinesthetic) Assisted by the Crossword LABS Application to Improve Concept Understanding has been conducted. This study aims to determine the effect of the VAK learning model (Visualization, Auditory, Kinesthetic) assisted by the Crossword LABS application on students' conceptual understanding and to determine the improvement in students' conceptual understanding. The type of research used is an experiment with a research design used by researchers is a quasi-experimental design with a nonequivalent control group design. The population used is class X students of SMA which consists of 3 classes with a total of 75 people. The research sample is class X-2 students as the experimental class and class X-1 students as the control class. The average pretest result of students in the experimental class is 37.2 and the average posttest result is 77.2. Based on the Independent Samples Test, the posttest value with sig. (2-tailed) 0.004 <0.05. This means that H0 is rejected and Ha is accepted. The N-gain score for the experimental class was 64.54, which is categorized as moderate, with the interpretation of N-Gain being quite effective. Therefore, it can be concluded that the Crossword LABS application-assisted VAK (Visualization, Auditory, Kinesthetic) learning model has an impact on improving conceptual understanding.
HUBUNGAN ANTARA MOTIVASI BELAJAR FISIKA DAN LINGKUNGAN BELAJAR TERHADAP PEMAHAMAN KONSEP FISIKA SISWA Novia Aryanti; Muliani; Halimatus Sakdiah; Deassy Siska; Nanda Novita
Relativitas: Jurnal Riset Inovasi Pembelajaran Fisika Vol. 9 No. 2 (2026): Jurnal Riset Inovasi Pembelajaran Fisika
Publisher : Department of Physics Education, Faculty of Teacher Training and Education, UNIVERSITAS MA

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29103/relativitas.v9i2.23378

Abstract

Studi ini bertujuan untuk meneliti bagaimana siswa di kelas XII 4 di SMAN 1 Peusangan memahami konsep fisika yang terkait dengan fluida dinamis dalam kaitannya dengan motivasi belajar dan lingkungan belajar. Menggunakan desain studi ex post facto, metodologi penelitian kuantitatif digunakan. Kuesioner dan item tes yang telah diverifikasi oleh para ahli digunakan untuk mengumpulkan data. Pendekatan Pengambilan Sampel Terarah digunakan untuk memilih sampel 35 siswa. Dengan kontribusi 0,542, hasilnya menunjukkan hubungan yang positif dan signifikan antara pemahaman konsep fisika siswa dan motivasi mereka untuk belajar. Selain itu, ditemukan korelasi yang substansial dan positif sebesar 0,487 antara lingkungan belajar dan pemahaman siswa tentang konsep fisika. Selanjutnya, studi ini menunjukkan bahwa, dengan kontribusi 0,650, motivasi dan lingkungan belajar memiliki hubungan yang baik dan signifikan dengan pemahaman siswa tentang konsep fisika.
Edukasi Perubahan Iklim Berbasis Aksi Lingkungan: Upaya Meningkatkan Kesadaran dan Partisipasi Siswa melalui Seminar dan Penanaman Pohon Syafrizal Idris; Muliani Muliani; Nanda Novita; Riza Andriani; Najiha Sabrina
Jurnal Vokasi Vol 10, No 2 (2026): Juli
Publisher : Politeknik Negeri Lhokseumawe

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30811/vokasi.v10i2.9112

Abstract

Perubahan iklim merupakan permasalahan global yang berdampak signifikan terhadap lingkungan dan kehidupan manusia, seperti peningkatan suhu, perubahan pola curah hujan, serta meningkatnya risiko bencana hidrometeorologi. Namun, kesadaran dan pemahaman generasi muda terhadap isu ini masih relatif rendah, khususnya dalam implementasi nyata di lingkungan sekolah. Kondisi ini juga terlihat di SMAN 2 Sawang, di mana potensi lingkungan sekolah untuk penghijauan belum dimanfaatkan secara optimal serta belum adanya program terstruktur yang mendukung aksi mitigasi perubahan iklim. Kegiatan ini bertujuan untuk meningkatkan pemahaman, kesadaran, dan partisipasi siswa terhadap isu perubahan iklim melalui pendekatan edukasi berbasis aksi lingkungan. Pelaksanaan kegiatan meliputi tiga tahapan, yaitu persiapan, pelaksanaan, serta evaluasi dan monitoring. Kegiatan inti berupa seminar edukatif tentang global warming dan dampaknya, serta aksi penanaman pohon sebagai bentuk implementasi nyata. Hasil kegiatan menunjukkan adanya peningkatan pemahaman siswa yang ditandai dengan kemampuan menjelaskan konsep, keaktifan dalam diskusi, serta perubahan sikap yang lebih peduli terhadap lingkungan. Selain itu, kegiatan penanaman pohon mendorong keterlibatan aktif siswa dalam menjaga dan merawat lingkungan sekolah. Dengan demikian, integrasi edukasi dan aksi nyata efektif dalam membentuk perilaku pro-lingkungan pada generasi muda dalam upaya pelestarian lingkungan secara berkelanjutan.
Pemberdayaan Masyarakat Sekolah Melalui Implementasi ESD (Education for Sustainable Development) dalam Pengolahan Ampas Tebu Menjadi Briket Ramah Lingkungan Muliani Muliani; Islami Fatwa; Riza Andriani; Nanda Novita; Sri Rahayu Retnowulan
JALIYE: Jurnal Abdimas, Loyalitas, dan Edukasi Vol. 5 No. 1 (2026): JALIYE: Jurnal Abdimas, Loyalitas, dan Edukasi
Publisher : Fakultas Keguruan dan Ilmu Pendidikan UNIVA Medan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.47662/jaliye.v5i1.1350

Abstract

Permasalahan limbah organik, khususnya ampas tebu, masih menjadi isu lingkungan yang perlu dikelola secara produktif melalui pendidikan berbasis keberlanjutan. Kegiatan pengabdian masyarakat ini bertujuan memberdayakan masyarakat sekolah melalui implementasi Education for Sustainable Development (ESD) dalam pengolahan ampas tebu menjadi briket ramah lingkungan. Kegiatan dilaksanakan di SMA Negeri 7 Lhokseumawe dengan melibatkan siswa sebagai peserta utama. Metode pelaksanaan meliputi observasi kebutuhan mitra, koordinasi dengan pihak sekolah, sosialisasi, penguatan materi tentang ESD, limbah biomassa, dan energi alternatif, praktik pembuatan briket, serta evaluasi kegiatan. Proses pembuatan briket dilakukan melalui tahapan pengeringan ampas tebu, pembakaran menjadi arang, penghalusan, pencampuran dengan perekat, pencetakan, dan pengeringan. Hasil kegiatan menunjukkan bahwa peserta memahami potensi ampas tebu sebagai bahan baku energi alternatif dan mampu mempraktikkan pengolahan limbah menjadi briket. Kegiatan ini juga meningkatkan kesadaran lingkungan, keterampilan praktis, kerja sama, dan kepedulian siswa terhadap pengelolaan limbah di lingkungan sekolah. Program ini mendapat respon positif karena relevan dengan kebutuhan pembelajaran berbasis projek. Dengan demikian, implementasi ESD melalui pengolahan ampas tebu menjadi briket dapat menjadi model pemberdayaan masyarakat sekolah yang mendukung literasi lingkungan, mitigasi pencemaran, dan budaya keberlanjutan secara berkelanjutan lokal.