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Studi Eksperimental Penambahan Serat Plastik Polypropylene Dan Abu Terbang Te…
ABSTRACK Lightweight brick is an alternative building material for walls that has a lower density than red brick and concrete brick in general, so it can reduce the load received by the structure and reduce the dimensions of the structure. Lightweight brick has a weakness in terms of compressive strength. Lightweight bricks can be made by adding additives to improve quality so they can carry h…
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Kualitas Briket Kulit Buah Aren (Arenga Pinnata Merr.) Menggunakan Kombinasi …
Pertumbuhan penduduk Indonesia yang semakin pesat mengakibatkan kebutuhan energi nasional yang semakin meningkat, sementara cadangan minyak bumi sebagai sumber utama energi nasional semakin menipis. Sehingga pembuatan briket menggunakan biomassa sangat membantu dalam proses pemanfaatan limbah kulit buah aren dengan teknik karbonisasi dan menggunakan perekat tapioka dan sagu sebagai pengeras dal…
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Analisis Butir Soal Uji Kompetensi Tertulis Computer Based Test Tingkat SMA P…
This study aims to find out the results of the analysis of the written competency test items for senior high school leve computer based tests at the Biology Fair in 2022. The data was collected from July to September 2022, the sample used was 346 student answer sheets and 50 multiple choice item questions. The type of this research is descriptive with a quantitative approach. The data source is…
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Analisis Emisi Gas Karbon Monoksida (Co) Dari Aktivitas Pembakaran Briket Amp…
ABSTRACT Sago plup is a waste resulting from the processing of sago starch and is not used optimally. In this study, the processing of sago plup into briquettes was carried out. In using briquettes through a combustion process that will emit Carbon Monoxide (CO) gas. This study aims to determine the characteristics of briquettes, combustion characteristics, concentration of Carbon Monoxide (CO…
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Struktur Komunitas Bivalvia Di Kawasan Mangrove Desa Tanah Merah Kabupaten Ke…
This research was conducted in May - June 2022 with the aim of knowing the bivalve community structure in the mangrove area of Tanah Merah Village for the design of handouts as biology teaching materials for class X. This research was carried out in the mangrove area of Tanah Merah Village for bivalve sampling while for identification of bivalves carried out at the Laboratory of the Biology Edu…
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Adsorpsi Gas Co Pada Gas Buang Sepeda Motor Menggunakan Biochar Dari Kayu Poh…
ABSTRACT Biochar is charcoal that has been compacted through an activation process, so it has better absorption properties. Biochar comes from an incomplete combustion process in limited or no oxygen conditions. This study aims to study the adsorption of CO gas in motorcycle exhaust using biochar from fruit shells. Activated carbon was prepared by carbonization process at a temperature of 500oC…
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Pengaruh LKPD Berbasis Literasi Sains Terhadap Kemampuan Literasi Sains Siswa…
Gerakan literasi yang dituntut dalam kurikulum 2013 dan pendidikan abad-21 salah satunya ialah literasi sains. Namun fakta menunjukkan bahwa tingkat literasi sains siswa Indonesia masih rendah. Hal ini menunjukkan bahwa proses pembelajaran yang mengintegrasikan literasi sains membutuhkan perbaikan dan peningkatan. Upaya yang dapat dilakukan yaitu dengan memperbaiki atau melakukan inovasi bahan …
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Pengaruh Penambahan Karbon Aktif Fly Ash Batubara Untuk Pengurangan Emisi Kar…
ABSTRAK Soil respiration is an indicator of microbial activity in the soil thereby increasing CO2 emissions. Efforts that can be made to reduce CO2 emissions from the soil is by applying activated carbon from biomass waste. The raw material that has the potential to be used as activated carbon is coal fly ash because it contains hemicellulose, cellulose and lignin. This study aims to study the…
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Analisis Pertumbuhan Kangkung Darat (Ipomea Reptans Poir.) Dengan Pemberian B…
Sayuran merupakan salah satu komoditas hortikultura yang berperan penting bagi kesehatan manusia yaitu dalam menyuplai mineral dan vitamin yang kurang dipenuhi oleh bahan pangan lainnya. Salah satu sayuran hortikultura yang populer di Indonesia adalah tanaman kangkung. Menurut data BPS (2020), produksi tanaman kangkung darat di Provinsi Riau pada tahun 2020 adalah sebesar 10.790 ton. Provinsi R…
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Analisis Variasi Waktu Pengendapan Terhadap Proses Koagulasi-Flokulasi Dengan…
ABSTRACT Peat water has a high organic matter content and high color intensity, so it cannot be used as a raw water source prior to processing. The coagulant used in this study is biocoagulant from papaya seeds. This study aims to analyze the effect of settling time on the coagulation-flocculation process using papaya seed biocoagulants in increasing the removal of organic matter and color pres…
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Pengaruh Model Problem Based Learning Melalui Blended Learning Terhadap Kemam…
Pada abad 21 di era zaman digitalisasi ini guru tidak hanya dituntut dalam menentukan model dan metode pembelajaran yang tepat, namun guru juga dituntut untuk dapat menggunakan media atau inovasi pembelajaran yang sangat tepat dalam memberikan suatu rubrik penilaian, dan menerima laporan atau melakukan suatu layanan konsultasi untuk meningkatkan kemampuan berpikir kreatif siswa. Berdasarkan has…
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Pengaruh Model Problem Based Learning Melalui Blended Learning Terhadap Kemam…
Pendidikan Abad 21 merupakan pendidikan yang mengintegrasikan antara kecakapan pengetahuan, keterampilan dan sikap, serta penguasaan terhadap Teknologi Informasi dan Komunikasi (TIK). Kecakapan tersebut dapat dikembangkan melalui model dan metode pembelajaran berbasis aktivitas yang sesuai dengan karakteristik kompetensi dan materi pembelajara (Silviyani et al., 2019). Kecakapan yang dibutuhkan…
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Pengaruh Model Problem Based Learning Melalui Blended Learning Terhadap Kemam…
Salah satu kecakapan abad 21 yaitu kolaboratif (collaborative). Kemampuan kolaboratif merupakan keterampilan yang menyiratkan pada kemampuan bekerjasama, berpartisipasi secara aktif dan saling menghargai pendapat. Dalam setiap kegiatan pembelajaran siswa harus berpartisipasi untuk membina hubungan dengan orang lain, saling menghargai hubungan dan kerja tim untuk mencapai tujuan yang sama melalu…
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A Survey On The Effectiveness Of Online Listening Classes During The Covid-19…
This paper discusses a study that focuses on discussing the effectiveness of online learning for students of the English Education Study Program in learning Listening Comprehension 3 courses in online learning. This research is a quantitative descriptive study involving 118 English Department students taking the Listening Comprehension 3 subject at the Universitas Riau. The sample was selected …
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Strategi Pengelolaan Lingkungan Kawasan Bebas Jentik Nyamuk Aedes Aegypti Di …
Dengue Hemorrhagic Fever (DHF) is a disease transmitted through the bite of the Aedes aegypti mosquito. These mosquito breeding places are mainly in water reservoirs in the form of puddles that are accommodated in a place or vessels in or around houses or public places, usually not exceeding a distance of more than 500 meters from the house. Bukittinggi is one of the cities in West Sumatra…
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Pengaruh Penambahan Kaolin Pada Proses Flokulasi Dalam Pengolahan Air Gambut …
ABSTRACT Peat water is surface water found in peat areas which contains dissolved organic compounds which cause the water to become colored and acidic. The suspended content in peat water is low, so in this study kaolin was added to increase suspended matter. This study aims to determine the effect of adding kaolin on the flocculation process using Poly Aluminium Chloride (PAC) coagulant at a …
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Analisis Pengaruh Variasi Bahan Bakar Campuran Oli Bekas Dan Dexlite Terhadap…
ABSTRACT The amount of transportation and industrial growth causes lubricant requirements to increase. The increased need for lubricants is directly proportional to the waste produced. The use of used oil waste is one alternative fuel that is environmentally friendly and can be refurbished. So the need for research on a mixture of used oil and Dexlite fuel to analyze the exhaust emissions prod…
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Evaluasi Dan Perencanaan Sistem Pengangkutan Sampah Di Kecamatan Sail Kota Pe…
ABSTRACT Waste is the residue of human daily activities or natural processes in solid. Waste is basically a material that is wasted or disposed of a source resulting from human activities or natural processes that have no economic value (Law No. 18, 2008). Waste transportation is an important component in waste management activities. Ministry of Environment and Forestry’s Waste Management Nat…
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Perencanaan Sistem Penyediaan Air Minum Di Kecamatan Rumbio Jaya, Kabupaten K…
ABSTRACT Requirment of Drinking water in District of Rumbio Jaya, Kampar Regency comes from wells, river water and tap water where the quality and quantity have not been guaranteed. Community water needs reach 66,0 L/sec in 2039, so it is necessary to plan a drinking water supply system with raw water sources originating from the Kampar River. Based on mass balance analysis, there are units th…
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Pemanfaatan Limbah Plastik Styrofoam (Expanded Polystyrena Foam) Dan Bottom A…
ABSTRACT The Indonesian Institute of Sciences (LIPI) conducted research in 18 major cities in Indonesia. The study stated that as much as 270,000 to 590,000 tons of waste entered the Indonesian Sea, of this amount is generally Styrofoam type waste. Styrofoam waste is more dominant because other plastic waste still has economic value. This study aims to Compare the strength of Paving Blocks wit…
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Karya Umum 
Filsafat 
Agama 
Ilmu-ilmu Sosial 
Bahasa 
Ilmu-ilmu Murni 
Ilmu-ilmu Terapan 
Kesenian, Hiburan, dan Olahraga 
Kesusastraan 
Geografi dan Sejarah