scholarly journals PENERAPAN MODEL PEMBELAJARAN BERBASIS INKUIRI UNTUK MEMBERDAYAKAN KETERAMPILAN KERJA ILMIAH DAN PEMAHAMAN KONSEP MAHASISWA

2016 ◽  
Vol 7 (1) ◽  
pp. 1
Author(s):  
Lukman Hadi

The aim of this study was to describe conceptual understanding and sciences process skills of students through inquiry-based learning. The study was conducted in form of one group pretest-posttest design. Thirty five students of chemistry education program of fkip untan participated. Result showed difference of sciences process skills and conceptual understanding of students, before and after inquiry based-learning. Sciences process skills of students improved from 0% to 52% and 16% to 40% on very skilled and skilled categories respectively. Furthermore, conceptual understanding of students improved from 15% to 89%. To conclude, inquiry-based learning was able to improve conceptual understanding and sciences process skills of students. Key words: Inquiry-based learning, conceptual understanding, sciences process skills.

Author(s):  
Indra Yenni

This research constitutes the application of learning throught game model while learning science with the topic of floating and drowning objects in an effort to develop the process skills of the learners in kindergarten. The purpose of this study is to determine whether the model of playing game while learning applied in learning sciences can develop process skills of kindergarten students, which include observing, classifying, and communicating the results of the experiment. This classroom action research consisted of two cycles and each cycle consisted of planning, implementation, observation, and reflection stages. The data were obtained through documentation, observation, and tests. The data were analyzed by using the percentage of learning mastery. The result of research shows that the model of playing game while learning science can improve the process skills of the learners. Then other researchers are suggested to conduct further research with varied learning scenarios and evaluation systems. Key words: playing game, learning science, kindergarten, learning throught game


Author(s):  
Nilgun Avci Engudar ◽  
Ayberk Bostan Sarioğlan ◽  
Gamze Dolu

In science education, one of the most important approaches for educating inquiry-seeking individuals is inquiry-based learning. Science education programmes have been using the inquiry-based learning approach. Inquiry-based learning creates a learning environment that provides students with opportunities for researching scientific tasks and structuring meaningful information. Within this scope, this study aims to investigate the academic achievements of gifted students studying at Science and Art centres (SACs) in ‘separating mixtures’ in science courses through the open inquiry learning approach. The study was conducted on eight students in a metropolitan SAC, which is in the western part of Turkey. Four context-based, open-ended questions regarding the ‘understanding of mixture separation methods’ and questions to determine the students’ ideas before and after the instruction were used as data collection tools. The categories consisted of two sections: scientifically correct and scientifically incorrect. The results showed that the students’ scientifically correct response rates in separating mixtures increased with open inquiry learning. In addition, it is seen that the students evaluated the activity as ‘creativity-stimulating’ and learning through discovering as ‘remarkable and fun’. Based on the results, it is recommended to use an open inquiry learning approach in science classes to increase students’ academic achievement and interest in the course. In addition, this study  contributes to the science education of students in SACs, to literature and to new studies to be conducted on this issue. Keywords: Inquiry learning, gifted students, separating mixtures, conceptual understanding.


2021 ◽  
Vol 22 (1) ◽  
Author(s):  
Jinmei Yin ◽  
Jun Yin ◽  
Rongli Lian ◽  
Peiqiu Li ◽  
Jing Zheng

Abstract Background Hyperphosphatemia is a common complication in patients on maintenance hemodialysis. Patients’ adherence to phosphorus control can be improved by consistent education. However, few studies have focused on the model construction and effects of health education on phosphate control for hemodialysis patients. Objective To develop an intensive education program focusing on phosphate control among hemodialysis patients and to analyze the effectiveness of this program. Design A non-randomized, single-arm, single-center trial lasting for 6 months. Setting This program was conducted in a hemodialysis center in a teaching hospital in Zhuhai, China. Participants Patients on maintenance hemodialysis with hyperphosphatemia. Methods An intensive hyperphosphatemia control education program lasting for 6 months was conducted among 366 hemodialysis patients applying the First Principles of Instruction model, which focused on mastering four stages: (a) activation of prior experience, (b) demonstration of skills, (c) application of skills and (d) integration of these skills into real-world activities. The controlled percentage of serum phosphorus, knowledge of hyperphosphatemia, and adherence to phosphate binders before and after the education program were assessed. Results The proportion of controlled serum phosphorus was significantly increased from 43.5 to 54.9% (P<0.001). The scores on the knowledge of phosphate control were improved significantly from 59.0 ± 18.9 to 80.6 ± 12.4 (P < 0.001). The proportion of high adherence to phosphate binders was increased dramatically from 21.9 to 44.5% (P < 0.001). Conclusion The intensive education program can effectively improve serum phosphorus, knowledge of hyperphosphatemia, and adherence to phosphate binders among hemodialysis patients. Trial registration Chinese Clinical Trial Registry, ChiCTR2100042017. Retrospectively registered January 12th, 2021.


2021 ◽  
pp. 025576142110272
Author(s):  
Oriana Incognito ◽  
Laura Scaccioni ◽  
Giuliana Pinto

A number of studies suggest a link between musical training and both specific and general cognitive abilities, but despite some positive results, there is disagreement about which abilities are improved. This study aims to investigate the effects of a music education program both on a domain-specific competence (meta-musical awareness), and on general domain competences, that is, cognitive abilities (logical-mathematical) and symbolic-linguistic abilities (notational). Twenty 4- to 6-year-old children participated in the research, divided into two groups (experimental and control) and the measures were administered at two different times, before and after a 6-month music program (for the experimental group) and after a sports training program (for the control group). Children performed meta-musical awareness tasks, logical-mathematical tasks, and emergent-alphabetization tasks. Non-parametric statistics show that a music program significantly improves the development of notational skills and meta-musical awareness while not the development of logical-mathematical skills. These results show that a musical program increases children’s meta-musical awareness, and their ability to acquire the notational ability involved in the invented writing of words and numbers. On the contrary, it does not affect the development of logical skills. The results are discussed in terms of transfer of knowledge processes and of specific versus general domain effects of a musical program.


1979 ◽  
Vol 36 (7) ◽  
pp. 764-769 ◽  
Author(s):  
Peter H. Pearse ◽  
James E. Wilen

The available statistical data are analyzed to appraise the success of Canada's Pacific salmon fleet rationalization program, in terms of the extent to which it has prevented fishing costs from rising in pace with the value of the catch. It is found that while the fleet's revenues increased at about the same rate before and after the scheme was introduced in 1969, the real capital employed increased more slowly under the controls than earlier. The program has, nevertheless, failed in its purpose of preventing further expansion of redundant capital in the fleet. The reasons for this failure, and for certain apparent shifts in the structure of the fleet, are discussed. Key words: Pacific salmon fishery, capitalization, economic rationalization, resource rent


Author(s):  
E.V. Boiko ◽  
◽  
E.S. Togo ◽  
I.B. Litvin ◽  
A.B. Kachanov ◽  
...  

Purpose. The aim of the study is to investigate the biomechanical properties of the cornea before and after FemtoLASIK in patients with myopia. Material and methods. 24 patients (42 eyes) underwent refractive vision correction using the FemtoLASIK method. The Oculus CORVIS ST ® device (Oculus, Germany) was used to assess the biomechanical properties of the cornea. Results. A statistically significant decrease in the rigidity and strength of the cornea was noted after keratorefractive surgery. Conclusion. Refractive surgery using FemtoLASIK technology leads to a decrease in the rigidity of the cornea, and therefore to a reduction in its framework properties. Key words: refractive surgery, FemtoLASIK, myopia, laser correction, biomechanical properties of the cornea, Oculus CORVIS ST ®.


2007 ◽  
Vol 12 (1) ◽  
pp. 88
Author(s):  
Rosilene Marcon ◽  
Everson Manoel De Souza

This study had the objective to investigate the economical and of market performance of the Brazilian companies before and after the inclusion in the levels of corporate governance proposed by BOVESPA. The study period understood the years from 1999 to 2004, where the ratios were collected: Return on Equity, Return on Assets and Price-to-Book. The results showed good acting of the indicator P/VPA, due his/her the best performance of the Price-to-book. This conclusion is obtained through the evaluation of the behavior of the ratios, confronting the periods before and after event, as well as when being drawn comparative among the acting of the companies in relationship economic sector of performance. The comparative general of the ratios regarding the performance of the participant companies of the system of listing of BOVESPA it indicated that the great majority reached improvement of the performance, in other words, they presented larger return on assets and equity, as well as in the value of their actions after they migrate for some of the levels of corporate governance Key words: Economic performance. Bovespa. Corporate Governance.


2021 ◽  
Vol 12 (2) ◽  
pp. 73
Author(s):  
Mar’atuzzakiya Ahsani ◽  
Annisa Utami ◽  
Resi Febriyanti ◽  
Eny Enawaty

This study aims to determine the students’ science process skills towards Salt Hydrolysis material in class XI IPA of SMA Katolik Talino Ambawang before and after being given the problem-posing learning model by using Ferris wheel hydrolysis and how much it improves the skills. It is a pre-experimental study with a one-group pretest-posttest design. The sampling technique used is saturated sampling, of which the subjects are 12 students of XI IPA. The normality test used on the pretest and posttest results is the Shapiro-Wilk test, which results in a normal distribution, Asymp.Sig. (2-tailed) greater than 0,05 with a significance pretest of 0,197 and postest of 0,547. The t-test results of the pairing sample indicate that the Asymp. Sig. (2-tailed) value is less than 0.05, which is 0,000 < 0.05. It was concluded that there is a difference between the students’ science process before and after the treatment. The mean scores of the students’ skills before and after the treatment are respectively 45,69% and 82,36%, with a high category. The value of 0,68 from the N-Gain calculation showed that the problem-posing learning model using Ferris wheel hydrolysis on Salt Hydrolysis material improved the students’ skills with the medium category. 


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