scholarly journals A New Teaching Approach in the Study of “Chemical Kinetics” and “Chemical Equilibrium” with the Contribution of Moodle Learning Platform

TEM Journal ◽  
2021 ◽  
pp. 427-438
Author(s):  
Anna Thysiadou ◽  
Ioanna Sakla ◽  
Sophoclis Christoforidis ◽  
Panagiotis Giannakoudakis

In this research a new teaching approach to the study of the “Chemical Kinetics” and “Chemical Equilibrium” modules using a distance learning (elearning) method is presented. More specifically, educational material was developed and complete experiments were video recorded with a multimedia device (video recorder), relating to the study of “Chemical Kinetics” and “Chemical Equilibrium”, which were integrated in an online management course system, Moodle. Examples are given, with the content of the lessons that took place, as well as the results from questionnaires. Lastly, the reference is not omitted, to the benefits that have occurred during the use of the Moodle platform.

Author(s):  
Dennis Sherwood ◽  
Paul Dalby

Building on the previous chapter, this chapter examines gas phase chemical equilibrium, and the equilibrium constant. This chapter takes a rigorous, yet very clear, ‘first principles’ approach, expressing the total Gibbs free energy of a reaction mixture at any time as the sum of the instantaneous Gibbs free energies of each component, as expressed in terms of the extent-of-reaction. The equilibrium reaction mixture is then defined as the point at which the total system Gibbs free energy is a minimum, from which concepts such as the equilibrium constant emerge. The chapter also explores the temperature dependence of equilibrium, this being one example of Le Chatelier’s principle. Finally, the chapter links thermodynamics to chemical kinetics by showing how the equilibrium constant is the ratio of the forward and backward rate constants. We also introduce the Arrhenius equation, closing with a discussion of the overall effect of temperature on chemical equilibrium.


ReCALL ◽  
2012 ◽  
Vol 24 (1) ◽  
pp. 3-19 ◽  
Author(s):  
Jérôme Eneau ◽  
Christine Develotte

AbstractThis study concerns the development of autonomy in adult learners working on an online learning platform as part of a professional master's degree programme in “French as a Foreign Language”. Our goal was to identify the influence of reflective and collaborative dimensions on the construction of autonomy for online learners in this programme. The material used was 27 self-analysis papers in response to an assignment which asked students to review their distance learning experience (reflective dimension) and to highlight the role of others, if any, in their learning (collaborative dimension). In addition to these two major points, the analysis by category of the body of results shows principally that in qualitative terms, the factors of autonomisation for online learning are interconnected and include: the difficulties related to distance learning and the strategies that learners develop to face those difficulties, the importance of interpersonal relationships in social and emotional terms in overcoming those difficulties, the specific modes of sociability developed for distance learning and the related development of a new type of autonomy that is both individual and collective. The discussion examines the creation, over the course of time, of a new “distance learning culture” that is nonetheless never easy to create and share.


Author(s):  
T. О. Petrushanko ◽  
◽  
T. D. Bubliy ◽  
L. I. Dubovaya ◽  
◽  
...  

The training of future doctors should be continuous and organized at a high level, because medicine is one of the priority spheres of society. With the introduction of quarantine in the context of a pandemic, the question of changing the format of classes has become especially acute, which is associated with the need to exclude massive concentrations of medical students. In our academy, in the first days of quarantine, communication was organized by groups in the Viber and Telegram messengers. In the following days, training was carried out on the use of the Zоm service platform for video conferencing, online meetings and distance learning, and trainings were organized. The department’s website contained the contact information of all teachers, the schedule of classes, the thematic plan of lectures and practical classes, a list of basic and additional literature for students of each course. In the materials for downloading, students had the opportunity to familiarize themselves with multimedia presentations of lectures, teaching aids developed by the staff of the department, methodological recommendations on all topics of practical exercises according to the thematic plan. It should be noted that new educational technologies contribute to the improvement of information competence, allow students to independently master the educational material, but training a doctor in practical skills requires the student’s traditional face-to-face contact with teachers and patients.


Author(s):  
William K Koomson ◽  
Naa Kai Amanor-Mfoafo

The outbreak of the COVID-19 pandemic is an unprecedented blow to the Ghanaian Educational System. Following the closure of all educational facilities in Ghana in March 2020, the country’s President ordered for the adoption of distance learning. This poses the question: how prepared are Ghanaian institutions to carry out distance learning using online teaching approaches? Most institutions in Ghana offering distance learning programs currently adopt the usage of the tutorial method where there is minimal or no usage of online learning technologies. This article discusses the potential usage of mobile learning by Ghanaian Educational Institutions operating distance learning programs in the wake of combating the COVID-19. It proposes a model to support the use of WhatsApp Messenger as an online tool to support distance learning programs. The proposed model is a summary comparison between a typical Learning Management System (LMS) using Jurado’s classification and the proper application of the use of WhatsApp Messenger as a mobile learning platform in a Ghanaian context.


2021 ◽  
Vol 273 ◽  
pp. 12006
Author(s):  
Tatiana Grober ◽  
Oleg Grober

According to the requirements of the Ministry of Science and Education, teachers of various qualifications are required to regularly improve their professional skills. Using the distance learning platform allows you to automate the learning process, starting with the paperwork, ending with the final testing and obtaining a diploma. The problem is that during the course of training, you have to wait a long time for a response from a consultant on the subject or on the course support. The study of this problem was carried out on the basis of the existing database of the company "InfoTeacher". To determine the most promising courses, we used cluster data analysis using the R software environment. At the beginning, we calculated the optimal number of clusters according to the criterion of rocky scree, and then continued the cluster analysis using the k-means method. Thus, the main input parameters for building an interactive simulation model were identified. This model is a queuing system and was implemented in the GPSS World programming language. The parameters of the model were selected so that it was effective: to minimize the queues for consultation with the curator, while the curators should be loaded by at least 50%.


2020 ◽  
Vol 44 (3) ◽  
pp. 144-153
Author(s):  
Zh. Kobdikova ◽  
◽  
T. Dujsenov ◽  
R. Dujsenova ◽  
E. Karayev ◽  
...  

The article raises the problems of the post-quarantine state of the education system at school, considers the organization of «inverted» distance learning in educational organizations, which can be useful in adapting to the extreme conditions of an urgent transition to distance learning. The types and methods of providing students with motivational materials for self-study of the topic and organization of feedback are described, an overview of educational p latforms, digital and distance technologies used is provided. The organization of distance learning in the form of simplified and updated versions is proposed, tools and an algorithm for the development and editing of video lessons are analyzed, the essence of the Augmented Reality application is described, which solves the problem of student involvement in the process of mastering educational material. In addition, ways of solving emerging problems of distance learning are given.


2016 ◽  
pp. 589-605
Author(s):  
Denis Rudd ◽  
Carianne Bernadowski

The purpose of the study was to determine if the Training Partner Program was successful in preparing trainers to use a new distance learning platform. Results indicate the program was a success in improving self-efficacy, engagement, and collaboration among trainers. Additionally, characteristics of online trainers are identified. Online learning in higher education, business training, and elementary/secondary schools is increasing exponentially and developing effective professional development programs to prepare instructors is of paramount importance. The current study provides valuable insight for any training managers or educators developing activities and exercises to train their faculty on distance learning software and systems.


2011 ◽  
pp. 1402-1409
Author(s):  
Mario Bochicchio ◽  
Nichola Fiore

In general, the production of hypermedia applications is a complex and expensive task, requiring both technical skills and communicative abilities (Bochicchio, Paiano & Paolini, 1999a, 1999b). Nevertheless, some specific kinds of multimedia production can give good quality results, even without specialized IT skills, at a low cost. We have concentrated on this particular field, with the goal of supplying a valid tool to teachers who want to publish their educational material easily and at a low cost.


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