scholarly journals Antisipasi Didaktis dengan Strategi Scaffolding pada Pembelajaran Barisan dan Deret Aritmetika

Jurnal Elemen ◽  
2021 ◽  
Vol 7 (2) ◽  
pp. 310-323
Author(s):  
Mariyani Mariyani ◽  
◽  
Nyiayu Fahriza Fuadiah ◽  
Allen Marga Retta ◽  
◽  
...  

This study aims to explain didactic anticipation in learning arithmetic sequences and series. The study was conducted using a didactic design study with three stages: prospective analysis, metapedadidactic, and retrospective analysis. Data were collected through tests, interviews, and documentation. Researchers compile HLT based on the analysis of learning constraints for students in learning arithmetic sequences and series. From the HLT, a didactic design was designed. The didactic design is implemented with results showing that there are three didactic events that researchers anticipate didactic with a scaffolding strategy, namely: 1) when determining the value that satisfies the number pattern, the researcher anticipates the didactic by providing directions in the form of directions to solve the given problem; 2) when determining the definition and example of arithmetic sequences, the didactic anticipation by the researcher by providing another example of the form of a number sequence makes students better understand the learning given; 3) when determining the value of the nth term and the sum of the first n terms of an arithmetic sequence and series, the didactic anticipation is given namely with their respective shirts to check their work and make direct interactions. The didactic anticipation that the researchers gave in this study was adjusted to the conditions of the environment around the classroom.

2021 ◽  
pp. 136749352110467
Author(s):  
Marla A Garcia de Avila ◽  
Bernie Carter ◽  
Lucy Blake ◽  
Holly Saron ◽  
Jennifer Kirton ◽  
...  

This study aimed to understand the role that parents play in sharing or limiting their child’s access to information about coronavirus disease 2019 (COVID-19). A subset of data from an international mixed methods online survey study was analysed to elucidate the findings from Brazil. An online survey, conducted between April and June 2020, gathered closed and open text views from parents of children aged 7–12 years old. Quantitative data were analysed using descriptive statistics. Qualitative open text data were analysed using the three stages of the Bardin content analysis framework: pre-analysis (data organisation and initial full-content reading); exploration of the material (thematic coding to identify major motifs and develop thematic categories) and interpretation (treating the data as significant and valid). The sample consisted of 112 (89%) mothers and 14 (11%) fathers. The analysis of the parents open text resulted in two categories: ‘How parents share information with their children about COVID-19’ and ‘How parents limit information to their children about COVID-19’. Some parents reported adopting an honest and open approach on how they shared information with their children, whilst some parents chose to minimise their child’s access to information about the pandemic over concerns of the mortality related to COVID-19.


2021 ◽  
Vol 66 (2) ◽  
pp. 171-184
Author(s):  
Hossein Noroozi

This article aims to explore the concept of contemporary luxury tourism and try to associate it with the Iranian context. More specifically, feasibility and potential study of luxury tourism in Iran in terms of rarity and uniquely by considering the cultural factors. This paper investigates, the concept of luxury has changed over time. In addition, will stress on the importance of recognizing the potential of luxury travel and its diversity in Iran and bringing these topical international issues to a wide audience. The luxury travel market raised new demands for emerging destinations like Middle Eastern and South Asian countries. Furthermore, in recent years a large number of new destinations like Iran have emerged around the world and have started to compete and generate income in the international tourism market. According to analysis data in this paper, Iran like most countries in the Middle East has a natural competitive advantage in global luxury tourism. Thanks to the current conservative policy all its aesthetic aspects have been under protection for decades. However, the potential of this competitive advantage has not been reached. The research design in this paper consists of three stages to ensure rigorous scale development. The strategies, processes, techniques utilized in the collection of data or evidence for analysis in order to uncover new information or create a better understanding of this topic is driven from materials in the field of luxury and luxury travel during the last decades. In order to reduce this limitation, the researcher tried to have a generalization review. Data for this study were obtained during the COVID-19 crisis.


2021 ◽  
Vol 12 (1) ◽  
pp. 111-122
Author(s):  
Obioma R. Nwaogbe ◽  
Akorede Ibrahim Ayinla ◽  
Victor Omoke ◽  
Joel A. Ojekunle ◽  
Hauwa Wokili-Yakubu

Abstract This study focuses on the overall airport operational performance of selected airports in Northern Nigeria using the stochastic Frontier Analysis (SFA) model. STATA version 7 software was used for the data analysis. Data collected from the Federal Airport Authority of Nigeria (FAAN) from all the selected airports from 2001 to 2018 included both domestic and international passengers in the given area. The study focused on measuring the operational performance of all selected airports; its results show that none of the airports under review showed 100% level of productivity benchmark. The study recommended that the airports in the given area can improve their technical performance by reducing the unit costs as well as some other inputs to increase efficiency.


EDU-KATA ◽  
2020 ◽  
Vol 6 (1) ◽  
pp. 11-18
Author(s):  
Suharso Suharso

The purpose of this study is to describe the values of faith, worship, and morals contained in the novel Api Tauhid by Habiburrahman El-Shirazy. This researchis a type of qualitative research, which is a study that does not use calculation of numbers. In this study researchers used library research. In collecting data usingdocument review techniques or commonly called documentation analysis. Data analysis in this study through three stages, including: data reduction, data presentation, and conclusion. Islamic values contained in the novel Api Tauhid include: the values of the faith which include planting the value of faith, faith in God, faith in the destiny of Allah, and faith in the last day. The values of worship include prayer on time, guarding against immoral acts, recitation, prayer, and preaching. Moral values include respect for parents, respect for experts, respect for the government, inferiority, courtesy, and honesty.


Author(s):  
Aleksandr Mishurin

In the given article, the author offers an interpretation of the work titled Lacedaimonion Politeia, written by the ancient political philosopher Xenophon of Athens. Judging from Xenophon’s sober and open-minded attitude to the regime he researches, the author focuses on the central issue of the treatise, namely, the upbringing of a virtuous or good citizen. This became the cornerstone of Sparta’s success as a polis, and provided it with a fame as a unique political entity praised by all, but copied by none. The author identifies the three stages of the Spartan education given by Xenophon and continues with the practices of its implementation at a mature age. The research makes it clear that the purpose of the laws of Lycurgus, as described by Xenophon, is twofold. On the one hand, the given laws instill respect, obedience, and the virtue of manliness which the lawgiver desired in citizens. On the other hand, the laws create citizens who merely imitate the above-described traits of character and law-abidance, and who are actually more like unmitigated criminals constantly fighting with each other. It is the second type of people—good criminals—who find themselves in power in Sparta, and they are the ones who end up destroying the Spartan state. By providing this diagnosis of the Spartan regime and the laws of Lycurgus, Xenophon attempts to show that handling the problem of the education of good citizens as suggested in Sparta is misguided and requires additional deliberation.


2011 ◽  
Vol 58-60 ◽  
pp. 364-369
Author(s):  
Li Chao Xu

Сylinder head bolts’ tightening torque had a direct impact on engine body vibration. With necessary vibration test hardware, we applied the software of NI LabVIEW to develop engine vibration data acquisition and analysis, data fitting procedures, and took 6135K-13 diesel engine as a research object, on the basis of the given vibration test program, we analyzed and processed the sampled vibration data, studied and validated the quantitative relationship between cylinder head bolts’ tightening torque and engine body vibration.


2003 ◽  
Vol 9 (3) ◽  
pp. 180-185
Author(s):  
Arlene Yolles

Article shows how the solutions to five simple problems can be used to develop the concept and formula for the sum of an arithmetic sequence. Five problems and sample student responses are included.


Metals ◽  
2020 ◽  
Vol 10 (12) ◽  
pp. 1676
Author(s):  
Yousef Mazaheri ◽  
Amir Hossein Jahanara ◽  
Mohsen Sheikhi ◽  
Ehsan Ghassemali

The ferrite-pearlite microstructure was cold-rolled to form dual phase (DP) steels, the percentage reduction of which varied. To do so, the steels were annealed in two steps and then the workpiece underwent water quenching. Accordingly, a decrease was observed in the average size of the ferrite grains, from above 15 µm to below 2 µm, subsequent to the thermomechanical processing. By an increase in the reduction percentage, the volume fraction of martensite grew. The balance between strength and elongation also improved nearly 3 times, equivalent to approximately 37,297 MPa% in DP in comparison to 11,501 MPa% in the ferrite-pearlite microstructure, even after 50% cold-rolling. Based on Hollomon and differential Crussard-Jaoul (DC–J) analyses, the DP steels under investigation deformed in two and three stages, respectively. The modified C–J (MC–J) analysis, however, revealed that the deformation process took place in four stages. The rate of strain hardening at the onset of the deformation process was rather high in all DP steels. The given rate increased once the size of the ferrite grains reduced; an increase in the volume fraction of martensite due to larger percentage of reduction also contributed to the higher rate of strain hardening. The observation of the fractured surfaces of the tensile specimens indicated ductile fracture of the studied DP steels.


2018 ◽  
Vol 9 (2) ◽  
pp. 215-235
Author(s):  
Maulana Yusuf A, ◽  
Nurzengky Ibrahim ◽  
Kurniawati

This aims of the research is for describes The Utilization of Museum as learning resources for history learning in DKI Jakarta. This research uses qualitative method with descriptive research type. The components of this research is: 1). What a collection of Museum Perumusan Naskah Proklamasi and Museum Kebangkitan Nasional that can be used as learning resources, 2). How teachers use museum collection as history learning resources, 3). What a problems in history learning by using history resources of Museum Perumusan Naskah Proklamasi and Museum Kebangkitan Nasional as learning resources. The research was conducted in SMAN 27 Jakarta, SMAN 4 Jakarta, SMAN 76 Jakarta, and SMAN 89 Jakarta. The data sources consist of informants ( Head of The Museum, Historical Resource Management, Headmaster, Historical Teachers, Students [Class XI IPS and MIPA]), documents (syllabus, RPP, and other documents that can support this research), as well as places and events. Data collection techniques used interview techniques, observation, and document analysis. Data validity using triangulation. Data analysis uses interactive analysis with three stages of analysis, namely data reduction, data presentation, and conclusion drawing that interact with data collection cycle.   Abstrak Tujuan penelitian ini adalah untuk mendeskripsikan pemanfaatan museum sebagai sumber belajar dalam pembelajaran sejarah di DKI Jakarta. Penelitian ini menggunakan metode kualitatif dengan jenis penelitian deskriptif. Komponen-komponen yang menjadi fokus penelitian ini, yaitu: 1) Koleksi apa saja yang ada di museum Perumusan Naskah Proklamasi dan museum Kebangkitan Nasional yang dapat dimanfaatkan sebagai sumber belajar, 2) Bagaimana guru memanfaatkan koleksi museum sebagai sumber belajar sejarah, dan 3) Apa saja kendala pembelajaran sejarah dengan memanfaatkan sumber sejarah museum Perumusan Naskah Proklamasi dan museum Kebangkitan Nasional sebagai Sumber Belajar. Penelitian ini dilakukan di SMAN 27 Jakarta, SMAN 4 Jakarta, SMAN 76 Jakarta dan SMAN 89 Jakarta. Sumber data terdiri atas informan (Kepala Museum, Pengelola Museum, Kepala Sekolah, Guru Sejarah, Siswa [kelas XI IPS dan MIPA]), dokumen (silabus, RPP, dan dokumen lain yang dapat mendukung penelitian ini), serta tempat dan peristiwa. Teknik pengumpulan data menggunakan teknik observasi, wawancara, dan analisis data dokumen. Validitas data menggunakan trianggulasi. Analisis data menggunakan analisis interaktif dengan tiga tahapan analisis, yaitu reduksi data, penyajian data, dan penarikan simpulan yang berinteraksi dengan pengumpulan data secara siklus. Kata Kunci: Museum, Sumber Belajar, dan Pembelajaran Sejarah


The study is devoted to thorough justification of a new periodization model of human geography development in Ukraine on the base of objective functioning regularities of science. The topicality and relevance of the given research for the national science were reasoned in the context of absence of accredited development periodization of Ukrainian human geography. The diversity of views on the problem has been logically unified. All the internal factors of the human geography development were successfully taken into account with crucial attention, making the further possibility to ascertain the stages and periods of its formation in Ukraine in the streamline of core concepts, determining the methodological status of science at a certain stage. Actually, the human geography was under the deep analysis within the science forming process in Ukraine. It was proved the origin of human geography in Ukraine goes back to the last quarter of the XIX c., while its eventual arrangement is stated at the first quarter of the XX c. As for the process of institutionalization of geography as a separate branch of knowledge, integrating natural-geographical, demogeographical, ethno-geographical, political-geographical, and economic-geographical knowledge about the area of Ukraine, it took place at the beginning of the last century. The activity of S. Rudnytskyi was of a key role at that time. It is he who is considered the founder of the modern Ukrainian geography in general and of human geography in particular, taking into account European traditions as well as own intellectual potential. As a result of the author’s own approach, there were three stages differentiated with corresponding periods: stage 1: the end of the XIX c. – the beginning of the XX c.: 1873–1904; 1905–1917; 1918–1921. Stage 2 corresponds to mid XX c.: 1922–1933; 1934–1963; 1964–1990. Stage 3 stands for the end of the XX c. – the beginning of the XIX c. scilicet 1991–2020. The vital traits of each stage and period were clarified in succession; namely, all the theoretical achievements likewise scientific-educational centres and scientific schools were under all-embracing investigation. The specific focus laid upon the traits of scientific trends, concepts, and theories of foreign geography. Peculiarities of their impact on the development of Ukrainian human geography were the matter of entire estimation. In terms of analysis of trends and concepts of the foreign human geography development of the XIX – the beginning of the XXI c., the significance of the latter on the research human-geographical issues’ formation in Ukraine has been revealed in succession. The professionalization degree of the human-geographical science in Ukraine was deeply shown, primarily confirming the objectivity of the given periodization.


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