Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
Results
Showing 1 to 20 of 1638 for “"Physical sciences"”.
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Experiences of Physical Sciences teachers when introduced to an electronic expert system
… were employed during the training of Grade 11 Physical Sciences teachers in the use and development of an Electronic Performance Support System (EPSS). The EPSS process involves extended individualised support for teachers through face-to-face training. A purposive sample was utilised and 22 …
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The evaluation of interactive multimedia in teaching and learning in undergraduate physical sciences
We live in an information society. The use of Personal Computers is widespread and it continues to grow, both in the workplace and in the home (Lewis, 1999). More information is available electronically and more services are coming on-line. The Internet and email are now everyday terms. Soon our …
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Mapping the learning trajectories of physical sciences teachers' topic specific knowledge for teaching chemical bonding
… to make explicit the learning trajectories of physical sciences teachers, specifically with respect to their knowledge for teaching chemical bonding, in order to support other teachers and thereby accelerating the route to expertise. Learning can be viewed as change, and change has a …
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Teachers’ perspectives on embedding formative assessment in grade 10 physical sciences at Inkosi Sambane Circuit schools
… practice, this study aimed to explore Grade 10 Physical Science teachers’ perspectives on embedding formative assessment in a Physical Science classroom in Inkosi Sambane Circuit Schools, with the view to promote the inclusion of best assessment practices within a science context. This study was …
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Machine learning and remote sensing in the physical sciences : applications in Earth surface and atmospheric modeling.
… data that can be used to understand underlying physical processes of cloud formation that are not directly observable. Part 1 developed an ensemble of ANNs to estimate continental-scale water balance. Soil moisture (SM) is a key component in water budgets and there is a well-documented need for …
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Physical sciences teacher attributions to their pedagogical practice and how they influence their professional growth in Umzinyathi District Secondary Schools
… South African Laboratories for Accelerator Based Sciences in the Western Cape are clear testimony of Physical Sciences’ contribution to the South African economy. South Africa’s Department of Basic Education (2003) stresses that sciences not only prepare learners for economic activity, critical …
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On deep learning in physics
… approach has slowly made its way into the physical sciences in recent years. In this dissertation I present a collection of contributions at the intersection of the fields of physics and deep learning. These contributions constitute some of the earlier introductions of deep learning to the …
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The significance of outsourced science teachers on learner academic performance: An educational management perspective
… focus was on academic performance of learners in Physical Sciences in Limpopo Province and outsourced teachers from other countries continentally and abroad. The research population constituted all learners, outsourced teachers, parents, school managers and curriculum advisors involved in Physical …
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Machine learning to extract information from noise: application to concrete and cancer detection
… use of machine learning to predict phenomena in physical sciences. Machine learning is a class of methods that start from existing data to train a model and then use this model to predict the quantities of interest. While machine learning has been successfully applied in physical sciences and …
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Educators’ and learners’ views on factors that contribute to poor performance of grade 12 physical science learners in the uMkhanyakude District in KwaZulu-Natal
Physical Sciences continue to be one of the subjects that yield poor results in Grade 12 every year. Many factors have been said to contribute to the poor Grade 12 results including resources and teaching methods. This study however, investigated the educators’ and learners’ views on factors that …
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Examining the underlying currents of high school girls' perceived STEM self-efficacy and science course options: a mixed methods study
… understanding of Earth as a system and related physical science principles, and available, be willing to pursue such fields. Workforce concerns about contributors' competency and availability are further fueled by students' persisting underachievement in science and women's underrepresentation …
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Changing attitudes? A longitudinal study of pupils' attitudes to science between the primary and secondary phases of education.
… attitudes to the individual biological and physical science topics in Years 5 to 7, were collected from the pupils via annual questionnaires and, for 36 pupils, from annual, semi-structured tape-recorded interviews. Year 6 pupils also provided some "mini-essays". The cohort pupils' attitudes …
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The automatic design of experiments : Some practical algorithms.
… that are generally likely to be useful in the physical sciences. This has beenachieved by adding to the established theory and practice of designing factorial experiments for both qualitative and quantitative variables. Algorithms were developed for designing fractional two-level factorial …
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Geometric Approaches in Phase Space Transport and Partial Control of Escaping Dynamics
… that is fundamental across many disciplines in physical sciences and engineering. This approach is based on analyzing phase space transport using boundaries and regions inside these boundaries in presence of perturbation. We present a geometric view of defining such boundaries and study the …
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Being and architecture: an historical study
… enables a person to orient himself both physically and metaphysically within his context. Since, the time of Plato, the development of these world-views has been increasingly determined by the physical sciences and their accompanying modes of thought. What have some of the major tenents …
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Knowledge-as-Theory-and-Elements
… can be designed to teach mathematics and the physical sciences. The dissertation also will test the Knowledge-as-Theory and-Elements theoretical perspective by designing lesson plans to teach a branch of mathematics, graph theory, by using the new template. The dissertation will include a …
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Sequentially-fit alternating least squares algorithms in nonnegative matrix factorization
… (NNLS regression) are widely used in the physical sciences; this thesis explores the often-overlooked origins of NMF in the psychometrics literature. Another method originating in psychometrics is sequentially-fit factor analysis (SEFIT). SEFIT was used to provide faster solutions to NMF, …
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Outliers in a Linear Regression Model
… one of the most widely used tools of the social sciences and the physical sciences. Given the data, the least squares method gives information for statistical inferences. However, the researcher frequently feels that the regression results are not trustworthy because of possible problems with the …
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