South Aceh Regency Research Articles

Students' Metacognitive Ability Mathematical Problem-Solving through the Problem-based Learning Model

Students lack metacognitive ability despite its vital role in mathematical problem-solving. The problem-based Learning (PBL) model is one of the learning models to improve metacognitive ability in problem-solving. This study aimed to analyze the students'metacognitive ability in mathematical problem solving through PBL and examine its improvement. This present study applied the explanatory sequential mixed-method design. The population was the Year 11 students from one of the senior high schools in South Aceh Regency, Indonesia. Data collection was conducted using three instruments: pre-test, post-test, and interview guidelines. The pre-test and post-test data were analyzed using the t-test, while students' metacognitive ability was analyzed qualitatively. The results showed that students' metacognitive ability in mathematical problem solving through the PBL model was increased. Furthermore, students' metacognitive abilitywas at the semi-reflective use, the strategic use, the aware use levels for high-ability, medium-ability, and low-ability groups.

Peran Perempuan Dalam Meningkatkan Pendapatan Keluarga Pada Industri Olahan Pala Di Desa Hilir, Kabupaten Aceh Selatan

South Aceh Regency is very well known as a nutmeg-producing area. The people of South Aceh process nutmeg so that it has a high economic value so that it can be additional income for them. In general, actors in home-based economic activities are housewives. It is suspected that there are several factors such as age, education, marital status, number of family members, husband's income, and number of working family members which influence housewives to work in the nutmeg processed home industry. The purpose of this study was to determine the role of women who work in the nutmeg-processed home industry in increasing family income in Hilir Village, Tapaktuan District, where the research method used was a survey method using a questionnaire, while the analytical tool used was logistic regression analysis. Based on the research results, three variables significantly influence the tendency of women to work in the nutmeg-processed home industry in Hilir Village, Tapaktuan District, namely the education variable, the number of dependents, and the number of working family members. The contribution of the income of women who work in the nutmeg processed home industry is 35%, which shows that the income received by women is very supportive of the family economy.

Analysis of the effect of compaction variations on the hardness of the reduced sponge iron from iron sand in South Aceh Regency

Judul: Analisa pengaruh variasi kompaksi terhadap kekerasan sponge iron hasil reduksi dari pasir besi Kabupaten Aceh Selatan Title: Analysis of the effect of compaction variations on the hardness of the reduced sponge iron from iron sand, South Aceh Regency Telah di lakukan penelitian tentang karakteristik sponge iron dari bahan baku pasir besi dan paduannya, yang berasal dari daerah Manggamat Simpang Dua kecamatan Kluet Tengah kabupaten Aceh Selatan. Sponge iron dibuat dalam bentuk pellet dengan pencampuran yang terdiri dari pasir besi (Fe) sebanyak 500 gr, karbon (C) sebanyak 2 gr, dan zat perekat sebanyak 1 gr. Pembuatan pellet terdiri dari lima variasi tekan yaitu 50 kg⁄cm 2 , 60 kg⁄cm 2 , 70 kg⁄cm 2 , 80 kg⁄cm 2 dan 90 kg⁄cm 2 , yang direduksi dengan gas asitelin pada suhu pembakaran 1200℃ dengan waktu penahanan 45 menit. Hasil pengujian komposisi dengan menunjukkan kadar Fe setelah direduksi sebesar 59,38 %, dengan kadar karbon (C) 0,97% yang membentuk hematit dengan fasa Fe 2 O 3 (besi oksida). Hasil kekerasan material sponge iron tertinggi rata-rata pada 287,35 HV pada penekanan 70 kg⁄cm 2 yang menunjukkan nilai tekan (kompaksi) optimum pada pellet pasir besi. Hasil penelitian menunjukkan bahwa pasir besi yang diperoleh dari daerah Aceh selatan dapat di produksi menjadi supply bahan baku produksi baja di Aceh. The properties of sponge iron produced from iron sand and its alloys from the Manggamat Simpang Dua region in South Aceh are discussed in this research. Sponge iron is produced in pellet form by combining 75 percent iron sand (Fe), 20 percent carbon (C), and 5 percent bentonite adhesive. Pellet manufacturing consists of five press variants, namely 50, 60, 70, 80, and 90 kg/cm 2 , which are reduced by acetylene gas at a burning temperature of 1200°C with a holding period of 45 minutes. The reduced to spongy pellets exhibited a dominating hematite (Fe2O3) phase fraction pattern of 59.8 percent and a magnetite phase (Fe3O4) of 40.2 percent, with a weight percentage of Fe of 66.57 percent and C of 2.30 percent. The greatest sponge iron material hardness results on average at 287.35 HV at a pressure of 70 kg/cm 2 with a void size of 0.4 mm, showing the optimal compressive value (compaction) on iron sand pellets. It may be inferred that iron sand collected from the South Aceh region can be used as an alternate raw material in the steel manufacturing process.

Making Of Classification Land Cover Through Result Of Visual Data Satellite Image Analysis Landsat 8 OLI : Case Study in Tapaktuan District, South Aceh District


 
 
 
 Tapaktuan is the capital and administrative center of South Aceh Regency, which is a sub-district level city area known as Naga City. Tapaktuan is designated as a sub-district to be used for the expansion of the capital's land. Consideration of land suitability is needed so that the development of settlements in Tapaktuan District is directed. The purpose of this study is to determine the level of land use change from 2014 to 2018 by using remote sensing technology in the form of Landsat-8 OLI satellite data through image classification methods by determining the training area of the image which then automatically categorizes all pixels in the image into land cover class. The results obtained are the results of the two image classification tests stating the accuracy of the interpretation of more than 80% and the results of the classification of land cover divided into seven forms of land use, namely plantations, forests, settlements, open land, and clouds. From these classes, the area of land cover change in Tapaktuan is increasing in size from year to year.
 
 
 

The REACT-Based Contextual Learning Model And Mastering The Concept Of Physics In High School Students

This study aims to determine the effect of the REACT-based contextual learning model on the mastery of physics concepts in high school students. This study used a Quasi Experimental research model with a pretest-posttest control group design. The study population was all students of class XI MIA SMA Negeri Samadua, South Aceh Regency which consisted of two classes. Both classes were used as research samples by forming an experimental group and a control group. The experimental group is a class that uses a REACT-based contextual learning model in physics learning, while the control group is a class that uses a conventional learning model through the lecture method. The instruments used were RPP, LKPD and test questions. The pretest and posttest in this study were used to measure the students' initial and final abilities in physics. The data analysis technique used is the t-test with a significance level of 5%. The results of hypothesis testing obtained tcount (2.13) ttable (1.68), meaning that Ho is rejected and Ha is accepted. These results interpreted that there was a significant influence on the REACT-based contextual learning model on the mastery of physics concepts for students of class XI MIA SMA Samadua, South Aceh Regency.

Preliminary Study of Mineral Sand in Samadua District, South Aceh


 
 
 
 A study on mineral sand has been carried out in Samadua District, South Aceh Regency. This study aims to determine the mineral phase and the shape of the surface morphology of the mineral sand. The methods used in this research are XRD and SEM-EDX methods. The XRD analysis results obtained that the SiO2 mineral phase was the highest peak, followed by other mineral phases. While the SEM-EDX test results, visually the surface morphology of the sample is clear that it is dominated by white with Si elements as large as 17.62 wt%, Ca elements as large as 04.30 wt%, and K elements as rough as 02.42 wt%. Based on these results it can be concluded that the phase The dominant constituent minerals in mineral sand are the element SiO2 (Silica).
 
 
 

What determines aquaculture fish production? empirical evidence from South Aceh Regency, Indonesia

This study empirically assesses the determinants of aquaculture fish production in South Aceh District using multiple linear regression analysis. The study documented that, except for the number of fish seeds, the factors of land area, the number of workers, and capital had a significant positive effect on aquaculture production. These empirical findings suggest that to improve aquaculture production, fish farmers should possess adequate capital, land area, and the number of workers. The government must assist in providing soft loans by coordinating with provincial government-owned banking institutions, providing sufficient land areas by initiating conversion programs for vacant land into fish ponds. Various free of charges of the training program should be undertaken by the government regularly and continuously to enhance the capacity of aquaculture farmers to produce professional fish farmers who enable to ensure an increase in aquaculture fish production throughout the years.

The comparison of k-modes clustering and ROCK clustering to the poverty indicator in Samadua Subdistrict, South Aceh

The cluster methods including k-modes clustering and ROCK clustering are rarely used for analyzing categorical data. Much of the research data, however, are categorical, such as the poverty indicator dataset. Many studies have examined each of these two methods, but there is still limited study for comparing them. This study compared between k-modes clustering and ROCK clustering on a dataset of poverty indicators at a category scale. There were 1449 households with the lowest 40% income in Samadua Sub-district, South Aceh Regency were used as data in this study. The result of this research was that the optimal number of clusters for k-modes clustering was 2. Similarly, the optimal number of clusters for ROCK clustering was 2 with a threshold value (θ) of 0.29. The SW/SB and R-Squared values for the k-modes clustering were 0.0149 and 0.7558, respectively, compared to 0.0682 and 0.5732 for ROCK clustering. From these two values, it can be concluded that the k-modes clustering is better than ROCK clustering. The significant difference between the two clusters based on deciles of households with the lowest 40% income of the k-modes clustering is ownership of defecation facilities, ownership of television and motorbikes.

Analisis Potensi Ekowisata (Ecotourism) Kecamatan Tapaktuan Kabupaten Aceh Selatan

This research is focused on analyzing the potential of ecotourism in the area of ​​Tapaktuan District which has not been explored so far so that it has not been able to give meaning to the addition of Regional Original Income (PAD) of South Aceh Regency. This study uses a qualitative approach and a SWOT analysis where in the data collection process, the author is directly involved with local tourism stakeholders and actors. From the analysis, there are 4 (four) ecotourism areas, namely: a) rural ecotourism areas; b) coastal ecotourism area; c) hilly / mountainous / forest ecotourism areas; and d) cultural and historical ecotourism areas. The SWOT analysis shows that the development of ecotourism development must have a priority scale where the priority is the development of coastal and rural ecotourism areas. As a pilot project, a simulation of a village with the name Lhok Rukam Village is given on the grounds that nature and its potential are beautifully available without having to be engineered / made by humans, it only remains to increase advice and empower human resources. Furthermore, the priority of the hilly ecotourism area in Panjupian Village is because several supporting facilities and playgrounds are available such as a swimming pool. The participation of all components of society, stakeholders and government is highly treated for the realization of tourism development which by itself increases the standard of living of the entire community

Utilization of waste from refined lemongrass for producing mosquito repellent

Because of its geographical location, South Aceh Regency has many natural resources, one of which is fragrant lemongrass. As it is known, citronella is processed and produced into essential oils. In the production process, waste is produced in the form of solid waste and liquid waste. Usually, the waste is left and becomes a problem for the environment around the distillery. The purpose of this study was to make a mosquito repellent by utilizing citronella processing waste. This research is using the experimental method. This experimental method examines the effect of certain treatments on others under certain conditions. Three samples will be tested for combustion. The results of this study from each sample with a variable initial burning time. The first test kills mosquitoes. The durability of mosquito repellent is sample 3 is the best sample for making mosquito repellent from the use of citronella distillation waste seen from the burn test. The conclusion from this study, the waste produced by citronella distillation can be used as a basic ingredient in making mosquito repellent because there are active compounds contained in citronella waste capable of killing mosquitoes.

Study of mineral properties in granite rocks Ujung Karang village, South Aceh

Granite rock is a non-metallic rock, one of which is located in Ujung Karang Village, South Aceh Regency, this rock has a high commercial value, but depends on the type and color that is owned. So to find out need to do a basic study of these rocks. The purpose of this study was to obtain preliminary information on the constituent minerals and dominant colors that appeared in the granite rocks of Ujung Karang Village. This research method uses X-ray fluorescence (XRF) and Scanning Electron Microscopy (SEM) techniques. The test results showed that 17 dominant mineral phases were identified, while others were minor phases. The largest mineral phase is in the SiO2 compound at 63.6%, while the smallest mineral phase is in the ZnO compound at 0.01%. While the surface morphological observations obtained 46.49wt% O elemental bases, then 28.60wt% Si elemental bases, and 09.57wt% basic element Al, besides these elements, there are also other elements namely 05.65wt% O basic elements, 04.68wt% Na basic elements %, the element Fe is as broad as 03.72wt%, and Mg is as basic as 01.71wt%. The surface morphology in these rock samples is irregular with varying grain sizes. Visually visible colors are dark and white, and it can be assumed that the elements contained in the granite are predominantly Si or Silica elements.

Identifikasi Kandungan Unsur pada Pasir Kuarsa Menggunakan Metode X-Ray Flourescence di Kecamatan Samadua, Aceh Selatan

Quartz sand is a non-metallic natural resource that can be used to develop various kinds of human needs, however, it is necessary to know in advance the amount and elements contained therein. This research will conduct a study related to the amount of element concentration in quartz sand in Samadua District, South Aceh Regency. The research method used in this research is the X-Ray Fluorescence technique. The results showed that the elements found in the quartz sand samples were Si, K, Ca, Ti, V, Cr, Mn, Fe, Cu, Sr, Ba, and Eu. From these results, there are three elements that have the highest concentration, namely the element Si as much as 62%, Ca as much as 15.7%, and element K as much as 13.7%.

Determination of the cost of patchouli oil production in South Aceh using break-even analysis

This paper uses break-even analysis to determine the cost of producing patchouli oil in Kete Nilam Hijo (KNH). KNH is an industry engaged in the refining process of patchouli oil, located in South Aceh Regency, Indonesia. One obstacle faced by the KNH is that the costs of producing patchouli oil are not yet known. So far, KNH has never made economic calculations in producing patchouli oil. KNH only relies on production based on profit so that profits are not maximized and always fluctuates. In addition, the break-even point for the production of patchouli oil is also not known with certainty. To determine the break-even point, total costs and total revenue will be calculated first. This research was conducted in several stages, namely preliminary study, data collection, data processing, analysis of results, and finally concluding the results of the study. The results showed that the total production cost of patchouli oil refining at KNH in one year was 1,120,018,250 rupiah. Meanwhile, KNH had to sell 1,600 kilograms of patchouli oil to break-even.

PENGARUH KAPASITAS SUMBER DAYA MANUSIA, PEMANFAATAN TEKNOLOGI INFORMASI DAN PENGENDALIAN INTERN TERHADAP KETEPATWAKTUAN PELAPORAN KEUANGAN DESA (STUDI PADA DESA DI KABUPATEN ACEH SELATAN)

This research aims to test the influence of human resources Capacity, utilization of information technology as well as internal control against the timeliness of financial reporting village. The population in this research is the entire village in Aceh Selatan Regency. Sampling techniques in the study is simple random sampling. The research of using primary data obtained through the filling of the questionnaire. The data collected as many as 73 a detailed questionnaire from the 260 villages that existed in South Aceh Regency. Data processing using SPSS tool Version 22. Statistical analysis is used in logistic regression is. The results showed that collectively the variable capacity of human resources, utilization of information technology as well as internal control against the timeliness of financial reporting village. Each partially independent variable affect the timeliness of financial reporting Village.

The Needs Analysis of Thematic Learning Model Based on Aneuk Jamee Culture Integrated with HOTS

The aim of this research is to analyze the needs of the development of the culture-based thematic learning model of the integrated Aneuk Jamee HOTS tribe. The study was conducted by survey method in 9 (nine) Elementary Schools in South Aceh Regency. The research subjects were 18 classroom teachers who taught thematic learning. The object studied was the principal's response to the development of a thematic learning model based on the Aneuk Jamee tribe integrated with HOTS, the tendency of teachers to apply thematic models in school learning, student reasoning, and student character. Data collected by interview, questionnaire, observation, and test. Data were analyzed descriptively. The results of the analysis show that (1) principals have not yet fostered the development of thematic models, so they support development efforts, (2) teachers have not yet developed and used thematic models, so they support and express readiness to be involved in development, (3) learning models used by teachers so far there are no indications that lead to thematic models based on aneuk jamee integrated HOTS

Analysis of Value Chain and Market Structure of Nutmeg Marketing in South Aceh District

This research aims to analyze the value chain activities in nutmeg commodity and see how the market structure that occurs in nutmeg marketing in South Aceh Regency. The research method uses a survey method by sampling farmers with a simple random sampling while the level of marketing institutions with snowball sampling techniques. Based on the research results, it is known that the actors involved in the nutmeg commodity value chain are farmers, village collectors, sub-district traders, refiners, home industries, banks, agricultural extension centers and plantation offices. While the market structure formed is the Oligopsoni market structure.

Identification of Land Use Coverage through Ground Check GPS Data (Case Study in Tapaktuan District)

Tapaktuan is a region of the west coast of Aceh which has high forest and biodiversity potential in Indonesia because most of this region is part of the Leuser Ecosystem which is known to have high biodiversity and needs to be preserved. land conversion is a big challenge for this region because of development and development activities as well as population growth. The purpose of this study is to identify land use using GPS devices. The method is by first grounding the field with GPS MAPS GARMIN type 60 CSx then the data is stored on the device. Next determine the position of the object points and then input using Mapsource software to be processed into ArcGIS. to obtain information in the field in the form of observations of land cover in the field and the coordinates. Based on the results of groundchek observations in the field as many as 299 points obtained 7 types of land cover in the field consisting of bodies of water, forests, plantations, dryland agriculture, vacant land, settlements, and shrubs. The coordinates were taken covering 15 villages in the Tapaktuan sub-district, South Aceh Regency.

EKSPLORASI KEBERADAAN GENOTIPE POTENSIAL PADI LOKAL DI WILAYAH BARAT- SELATAN ACEH

The South-West Region of Aceh is one of the regions in the province of Aceh that is very rich in local rice diversity that needs to be identified and utilized as a source of genes in ssembling new superior varieties to support food security and sustainable agriculture. This study aims to determine the presence of potential local rice genotypes in the South-West Region of Aceh. This research was carried out in the South-West region of Aceh for potential local rice exploration. The survey results in the Aceh Barat-Selatan region have several potential genotypes of local rice in districts in the South-West Aceh region that are still cultivated by farmers in the south, while potential local gonotypes of rice in the South-West Aceh region, namely Aceh Jaya district: , Jantoeng, Sikleng, Ramos, Sijane, Dewi and Leukat Jeuram, West Aceh districts: Itam Tangke Lango, Head of Gidan Kinco, Lekat jero Lango, Sirendeh Semantuk Wayla and Bo Rayek Semantok Wayla. Nagan Raya Regency: Siputeh, Manyam U and Lekat Tuleng, Southwest Aceh Regency: Sigupai. South Aceh Regency: Sitandun, Silian. Simeulue Regency: Sambai and Pade Sialek. Keywords: Exploration, Local of Rice

Analysis of sources and composition of marine debris in western and southern Aceh, Indonesia

Marine debris has become an important pollution issue in recent years. Its existence has impacted to marine environment, harmed marine life, and also effected human health and lives. Marine debris study in western and southern Aceh is necessary to compare debris sources, amounts, and locations. The research outputs can provide input to the government to adopt more comprehensive policies and provide important information to targets protection in the coastal areas. Eight sites (two sites for each regency: at shoreline area and estuary stream mouth area) were selected from four regencies located in western and southern Aceh namely the regency of Aceh Jaya, west Aceh, southwestern Aceh, south Aceh. Marine debris was grouped by seven categories namely: plastic, glass, metal, rubber, cloth/fabric, processed lumber, and other/unclassifiable. The results indicated that marine debris was dominated by plastic (86.6%). The highest of debris density (0.145 items/m2) were found in southwestern Aceh and South Aceh Regency. Shoreline and recreational activities have known as the largest source of marine debris (74.8 %), followed by medical/personal hygiene activities (10.8%) dumping activities (85 items, 9.2%), smoking or related activities (4.1%) and activities related to ocean/waterway (1.1%).

Pengaruh Strategi Metakognisi Terhadap Hasil Belajar dan Keterampilan Berpikir Kritis Siswa pada Materi Sistem Peredaran Darah Manusia di SMA Negeri Trumon Kabupaten Aceh Selatan

Metacognition skills enable students to develop into independent learners because they are the managers and assessors of their own thinking and learning. The purpose of this study was to determine the effect of metacognition strategies on learning outcomes and students' critical thinking skills on the subject of human circulatory system in SMA Negeri Trumon, South Aceh Regency. The method used in this study was True Experimentation with the form of Pretest-Posttest Control Group Design. The sample selection was conducted by random sampling. The population in this study were 223 students with a sample size 150. Data collection techniques on learning outcomes and critical thinking skills were carried out by providing pre-tests and post-tests in the form of objective tests. The learning outcomes and critical thinking skills was analyzed using N-Gain. N-Gain value for learning outcomes in experimental class (67,16) > N-Gain control class (51,57). The conclusion of this study is that the metacognition strategy influences the learning outcomes and critical thinking skills of students on the human circulatory system subject at SMAN Trumon, South Aceh District.