Claim Missing Document
Check
Articles

Found 2 Documents
Search

Validity of Digital Media Filled with Local Wisdom of Industrial Agriculture in Improving Student’s Self-Regulation and Digital Literacy Nuraini, Lailatul; Bektiarso, Singgih; Harijanto, Alex; Subiki, Subiki; Maryani, Maryani; Khafidar Rochim, Wildan Jamil; Anggraeni, Nadiah Putri
JURNAL PENDIDIKAN SAINS (JPS) Vol 11, No 2 (2023): JURNAL PENDIDIKAN SAINS UNIVERSITAS MUHAMMADIYAH SEMARANG
Publisher : Pendidikan Kimia Unimus

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26714/jps.11.2.2023.30-41

Abstract

This research aimed to analyze aspects of the validity of digital media containing local wisdom of industrial agriculture that has been developed. The research method used is the R and D (Research and Development) research method with the Four-D development model (Define, Design, Develop, Disseminate). At the 4D development stage, in the Develop section, media development and validation activities were carried out by three media and material experts. The data collection technique uses a validation questionnaire. Data analysis technique using descriptive analysis. The validation results for each aspect, namely construct validation of 89.08%, content validation of 90%, Language validation of 86.67%, these three aspects are in the very good category. The results of the overall validation show that digital media based on local wisdom of industrial agriculture achieves a validity score of 88.58% which is in the very good category and is suitable for use. Thus, it can be concluded that digital media containing local wisdom of industrial agriculture can then be used in the process of learning physics in basic physics 1 courses as an alternative solution to innovative learning resources based on local wisdom
Analisis Konsep Fluida Pada Sistem Perairan Hidroponik NFT (Nutrient Film Engineering) Wulandari, Rike Dwi; Sani, Safina Aulia; Anggraeni, Nadiah Putri; Mashithoh, Nidya Nur; Prihandono, Trapsilo; Mahmudi, Kendid
Jurnal Sains Riset Vol 13, No 3 (2023): November 2023
Publisher : Lembaga Penelitian dan Pengabdian kepada Masyarakat (LPPM) Universitas Jabal Ghafur

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.47647/jsr.v13i3.2016

Abstract

Hidroponik adalah metode pertanian yang tidak memanfaatkan tanah sebagai media pertumbuhan, melainkan mengandalkan air sebagai gantinya. Hidroponik NFT adalah metode penyediaan larutan nutrisi melalui aliran dangkal yang terus mengalir. Penelitian  ini  menggunakan  metode  studi  literatur  atau  penelitian  kepustakaan. Konsep fisika fluida yang terdapat pada sistem hidroponik NFT yaitu, viskositas, laju aliran air, tekanan hidrostatik, hukum kontinuitas, dan hukum bernoulli. Terdapat hubungan terbalik antara suhu dan nilai viskositas cairan, yaitu semakin tinggi suhu maka nilai viskositas semakin rendah. Adapun kecepatan laju aliran yang terlalu tinggi dan lambat menyulitkan akar untuk menyerap nutrisi. Penerapan konsep Hukum Bernoulli pada sistem perpipaan salah satunya pada sistem hidroponik membuat air lebih cepat untuk mencapai titik tertinggi dari sistem perpipaan yang telah diciptakan. Penggunaan konsep fisika fluida dalam sistem hidroponik Nutrient Film Technique  (NFT) memiliki pengaruh pada pertumbuhan tanaman