The document discusses teaching electricity in primary classes and identifies challenges. It finds that:
1) Students have an average understanding of electricity concepts from textbooks, showing a gap between knowledge and application.
2) Most schools lack adequate laboratory facilities and equipment to demonstrate electrical phenomena hands-on, making the subject monotonous.
3) There is a need for improved teaching techniques, additional learning materials, and teacher training on modern methods to make electricity engaging and practical for students.
This document provides an overview of a 4th grade science lesson on electricity where students worked in pairs to try to light a lightbulb using a wire, D-cell battery, and lightbulb. The teacher monitored groups and had students record their attempts and thinking in science notebooks. The lesson aimed to build students' understanding of circuits and electricity by having them engage in hands-on experimentation and discussion of concepts like parallel circuits.
1. Many schools in Nepal are located in areas at high risk of natural disasters like earthquakes, floods, and landslides, and most school buildings are not constructed to withstand such events.
2. A major earthquake could destroy thousands of vulnerable schools and potentially kill many children and teachers. While some organizations have implemented school safety programs, approaches are inconsistent and coverage is limited.
3. There is a lack of consensus on best practices for comprehensive school safety. Knowledge gaps exist around issues like how frequently emergency drills should be conducted and the level of first aid training for teachers. A common approach and strategy for wider implementation is needed.
This document summarizes a research study on the impact of electronic teaching technologies in secondary schools in Peshawar, Pakistan. The study used questionnaires to gather data from school heads, secondary school teachers (SSTs), and students in grades 9 and 10 on the availability, usefulness, and status of electronic teaching technologies. The responses indicated support for introducing more electronic technologies in schools. However, training for teachers on using technologies and establishing computer labs was still needed. The study found that most science and language teachers did not integrate computers into their teaching. Overall, the study revealed a gap between the current technologies available in secondary schools and modern teaching methods.
The document provides an overview of the Electrical and Electronics Engineering department at Jerusalem College of Engineering. It outlines the department's vision and mission to produce competent engineers. It details the department's achievements, faculty, facilities, teaching-learning processes and student performance. The department has received several awards and has carried out funded projects. It aims to assist slow learners and encourage bright students through various programs and incentives.
College profile, college phone number, college website, college affiliated to, college address, college email id,college estd established, college code, college region, college courses offered seat allotment by rank wise, seatallotment for last rank, course details, seats, no of seats, intake.
Becta - Using web-based resources in Primary Sciencejuko101
The document provides examples of how teachers have used various web-based resources to effectively support the teaching and learning of science in primary schools. Some key examples include using online simulations and interactive activities to introduce scientific concepts, using online reference materials to support literacy and group work, and using spreadsheets and data projectors to analyze and present data collected from hands-on experiments. The role of the teacher in selecting appropriate resources and guiding student learning is emphasized.
IJERA (International journal of Engineering Research and Applications) is International online, ... peer reviewed journal. For more detail or submit your article, please visit www.ijera.com
IJERA (International journal of Engineering Research and Applications) is International online, ... peer reviewed journal. For more detail or submit your article, please visit www.ijera.com
This document provides an overview of a 4th grade science lesson on electricity where students worked in pairs to try to light a lightbulb using a wire, D-cell battery, and lightbulb. The teacher monitored groups and had students record their attempts and thinking in science notebooks. The lesson aimed to build students' understanding of circuits and electricity by having them engage in hands-on experimentation and discussion of concepts like parallel circuits.
1. Many schools in Nepal are located in areas at high risk of natural disasters like earthquakes, floods, and landslides, and most school buildings are not constructed to withstand such events.
2. A major earthquake could destroy thousands of vulnerable schools and potentially kill many children and teachers. While some organizations have implemented school safety programs, approaches are inconsistent and coverage is limited.
3. There is a lack of consensus on best practices for comprehensive school safety. Knowledge gaps exist around issues like how frequently emergency drills should be conducted and the level of first aid training for teachers. A common approach and strategy for wider implementation is needed.
This document summarizes a research study on the impact of electronic teaching technologies in secondary schools in Peshawar, Pakistan. The study used questionnaires to gather data from school heads, secondary school teachers (SSTs), and students in grades 9 and 10 on the availability, usefulness, and status of electronic teaching technologies. The responses indicated support for introducing more electronic technologies in schools. However, training for teachers on using technologies and establishing computer labs was still needed. The study found that most science and language teachers did not integrate computers into their teaching. Overall, the study revealed a gap between the current technologies available in secondary schools and modern teaching methods.
The document provides an overview of the Electrical and Electronics Engineering department at Jerusalem College of Engineering. It outlines the department's vision and mission to produce competent engineers. It details the department's achievements, faculty, facilities, teaching-learning processes and student performance. The department has received several awards and has carried out funded projects. It aims to assist slow learners and encourage bright students through various programs and incentives.
College profile, college phone number, college website, college affiliated to, college address, college email id,college estd established, college code, college region, college courses offered seat allotment by rank wise, seatallotment for last rank, course details, seats, no of seats, intake.
Becta - Using web-based resources in Primary Sciencejuko101
The document provides examples of how teachers have used various web-based resources to effectively support the teaching and learning of science in primary schools. Some key examples include using online simulations and interactive activities to introduce scientific concepts, using online reference materials to support literacy and group work, and using spreadsheets and data projectors to analyze and present data collected from hands-on experiments. The role of the teacher in selecting appropriate resources and guiding student learning is emphasized.
IJERA (International journal of Engineering Research and Applications) is International online, ... peer reviewed journal. For more detail or submit your article, please visit www.ijera.com
IJERA (International journal of Engineering Research and Applications) is International online, ... peer reviewed journal. For more detail or submit your article, please visit www.ijera.com
1. The document presents a modal analysis of composite and metal propellers using ANSYS software to analyze natural frequencies and mode shapes.
2. Modal analysis found the first natural frequency of the aluminum propeller was 1312 Hz and the composite propeller was 763.64 Hz, a reduction of over 41%.
3. Additional results showed the composite propeller has 42% lower weight than the aluminum propeller while still having natural frequencies above the operating frequency of 31Hz. This study helps predict the operating frequencies of composite versus metal propellers.
This document summarizes a research paper that proposes an architecture for 3D discrete wavelet transformation and inverse discrete wavelet transform. The proposed architecture is based on lifting schemes and signal flow graph analysis. It minimizes storage requirements and reduces memory referencing compared to previous works. The architecture was implemented on a Xilinx FPGA and achieved a speed of 40MHz, making it suitable for real-time video compression.
IJERA (International journal of Engineering Research and Applications) is International online, ... peer reviewed journal. For more detail or submit your article, please visit www.ijera.com
This document presents a simplified thermocouple interface with a linearization circuit. Thermocouples are widely used temperature sensors due to their ruggedness and broad temperature range. The paper describes different circuit designs for measuring temperature with a thermocouple, including pure analog, simplified digital, and designs for only hot or cold measurements. It also discusses linearization techniques to convert the non-linear thermocouple voltage output to temperature. Experimental results show the thermocouple output before and after applying linearization, demonstrating improved accuracy.
This document evaluates the performance of a high grade low heat rejection (LHR) diesel engine with an insulated piston, insulated liner, and ceramic coated cylinder head. Experiments were conducted using this engine configuration to test performance with crude pongamia oil (CPO) at varying injection pressures and timings. The key findings were:
1) The LHR engine configuration showed improved performance with CPO compared to a conventional engine (CE), with peak brake thermal efficiency increasing by 12% and smoke levels decreasing by 6% for the LHR engine at its optimum injection timing.
2) For both the CE and LHR engines, brake thermal efficiency increased with advanced injection timing and higher injection pressure compared to manufacturer
This document presents a geometric programming model to optimize the production rate of a turning process. [1] The model formulates the total production time as an objective function that depends on cutting speed and feed rate. [2] Constraints like maximum cutting speed, power limits, and surface roughness are also considered. [3] The model is then optimized using geometric programming to determine the optimal cutting speed and feed rate that minimize production time within the given constraints.
This document summarizes research on how characteristics of social media profiles impact perceptions of source credibility. Specifically, it examines how the number of followers and the ratio of followers to follows on Twitter profiles affect judgments of trustworthiness, competence, and goodwill. The research aims to identify factors that influence how people evaluate the credibility of information from social media sources.
This document investigates the performance of triangular microstrip patch antennas on six different dielectric substrates at X-band frequencies. The six substrates are Bakelite, FR4 glass epoxy, RO4003, Taconic TLC, RT Duroid, and Polyester. Antenna parameters including return loss, bandwidth, gain, directivity, and efficiency are simulated using IE3D software. The results show that the Polyester substrate provides the best performance with 80% efficiency and a 17.5% bandwidth. Polyester allows for increased bandwidth due to its lower dielectric constant compared to the other substrates. Overall, the Polyester substrate is identified as the optimal choice for X-band triangular microstrip patch antenna applications.
IJERA (International journal of Engineering Research and Applications) is International online, ... peer reviewed journal. For more detail or submit your article, please visit www.ijera.com
This document summarizes research on simulating and testing the dynamic dent resistance of automobile body panels. It describes developing a test rig to experimentally determine the dynamic dent resistance of a utility vehicle's front fender. Dents were created at different loads and locations on the fender. Finite element analysis was also conducted using LS-Dyna software to simulate denting, showing close accuracy to experimental results. The geometry of the existing fender was modified by sweeping its curvature. Numerical analysis found the modified fender's dent resistance could be maintained while reducing thickness and weight by 7.07%.
IJERA (International journal of Engineering Research and Applications) is International online, ... peer reviewed journal. For more detail or submit your article, please visit www.ijera.com
IJERA (International journal of Engineering Research and Applications) is International online, ... peer reviewed journal. For more detail or submit your article, please visit www.ijera.com
IJERA (International journal of Engineering Research and Applications) is International online, ... peer reviewed journal. For more detail or submit your article, please visit www.ijera.com
This document summarizes a research paper that proposes a method for emotion identification in continuous speech using cepstral analysis and generalized gamma mixture modeling. The key contributions are:
1) It extracts MFCC and LPC features from speech signals to model emotions like happy, angry, boredom and sad.
2) It uses a generalized gamma distribution instead of GMM for more accurate feature extraction and classification, as GGD can model speech signal variations better.
3) An experiment is conducted on a database of 50 speakers' speech in 5 emotions, achieving over 90% recognition accuracy using the proposed MFCC-LPC features and GGD modeling.
El documento habla sobre la importancia de la privacidad y la seguridad en línea. Explica que los usuarios deben tomar medidas para proteger su información personal en Internet, como usar contraseñas seguras y actualizadas, y estar atentos al phishing. También enfatiza que las empresas deben implementar medidas de seguridad sólidas para proteger los datos de los clientes.
El documento describe las facultades de comprobación que tienen las autoridades fiscales de acuerdo con el Código Fiscal de la Federación mexicano. Entre estas facultades se incluyen requerir documentación a contribuyentes, realizar visitas para revisar contabilidad y bienes, practicar avalúos de bienes, y solicitar información a funcionarios públicos. También pueden denunciar posibles delitos fiscales. Si un contribuyente se opone a estas facultades, las autoridades pueden solicitar fuerza pública, imponer multas o solicitar procedimientos legales por des
La hipótesis es una proposición que establece relaciones entre variables y puede ser una posible solución a un problema o un método para comprobar algo. Para ser válida, una hipótesis debe formularse con claridad y tener un referente empírico comprobable. Existen diferentes tipos de hipótesis dependiendo de su papel en la investigación, su relación con el objeto de estudio, y cómo articula la relación entre las variables, ya sea de forma descriptiva o relacional.
El documento discute tres temas relacionados con la tecnología: 1) Ecuador requiere 800,000 líneas de acceso a Internet de banda ancha para satisfacer la demanda de usuarios según su nivel educativo y edad; 2) Un teclado láser proyecta un teclado virtual sobre cualquier superficie para su uso con una computadora; 3) Algunas bibliotecas usan tarjetas RFID para registrar los libros prestados y mejorar la experiencia de los lectores.
El documento discute la educación virtual y su reconocimiento institucional, destacando cómo Internet ha influido en procesos educativos virtuales como la interactividad en la web y su impacto en la autonomía del estudiante. También reflexiona sobre el aula virtual y la biblioteca digital como apoyos para la enseñanza virtual, señalando que estas reflexiones pueden aplicarse a otras disciplinas. Finalmente, enfatiza la necesidad de que la investigación bibliotecológica estudie estos temas polémicos en la educación actual.
El documento hace predicciones sobre los coches del futuro, anticipando que para 2025-30 la mayoría de los vehículos en Estados Unidos serán eléctricos. También discute brevemente la historia del tuning de coches y presenta algunos modelos clásicos japoneses de carreras.
The document discusses a study that explored South African 12th grade students' conceptions of electrochemistry. Interviews were conducted with 10 students, 5 from an experimental group taught with collaboration and 5 from a control group taught with lectures. The results showed that students in the experimental group had more accurate concepts related to the salt bridge and electrical neutrality of electrodes in galvanic cells. Both groups had limited knowledge of electrolytic cells, though the control group was more limited. The study provides insight into students' alternative conceptions in electrochemistry.
This study investigated the comparative effectiveness of pedagogical pattern of running a course and talk-chalk methods on senior secondary school students’ achievement in waves. It is triggered by reports of persistent students’ low achievement in physics contributed largely by students’ poor performance in waves-related items. It adopted the quasi-experimental pretest-posttest control group design. Three research questions and hypotheses guided the study. There were 216 students who participated in the study. Physics Achievement Test (PAT) containing 50 multiple-choice researcher-developed items were used as instrument for data collection. Mean and standard deviation were used to answer the research questions while ANCOVA was used to test the hypotheses at 0.05 level of significance. Results showed that: the pedagogical pattern of running a course method was superior method in fostering students’ achievement in waves; female students achieved higher than male students using pedagogical pattern of running a course strategy to teach waves; and there was no significant interaction effect of teaching methods and gender on students’ achievement in waves. From the findings, it was recommended that the pedagogical pattern of running a course strategy should be used in teaching physics in secondary school education system and in training of teachers.
1. The document presents a modal analysis of composite and metal propellers using ANSYS software to analyze natural frequencies and mode shapes.
2. Modal analysis found the first natural frequency of the aluminum propeller was 1312 Hz and the composite propeller was 763.64 Hz, a reduction of over 41%.
3. Additional results showed the composite propeller has 42% lower weight than the aluminum propeller while still having natural frequencies above the operating frequency of 31Hz. This study helps predict the operating frequencies of composite versus metal propellers.
This document summarizes a research paper that proposes an architecture for 3D discrete wavelet transformation and inverse discrete wavelet transform. The proposed architecture is based on lifting schemes and signal flow graph analysis. It minimizes storage requirements and reduces memory referencing compared to previous works. The architecture was implemented on a Xilinx FPGA and achieved a speed of 40MHz, making it suitable for real-time video compression.
IJERA (International journal of Engineering Research and Applications) is International online, ... peer reviewed journal. For more detail or submit your article, please visit www.ijera.com
This document presents a simplified thermocouple interface with a linearization circuit. Thermocouples are widely used temperature sensors due to their ruggedness and broad temperature range. The paper describes different circuit designs for measuring temperature with a thermocouple, including pure analog, simplified digital, and designs for only hot or cold measurements. It also discusses linearization techniques to convert the non-linear thermocouple voltage output to temperature. Experimental results show the thermocouple output before and after applying linearization, demonstrating improved accuracy.
This document evaluates the performance of a high grade low heat rejection (LHR) diesel engine with an insulated piston, insulated liner, and ceramic coated cylinder head. Experiments were conducted using this engine configuration to test performance with crude pongamia oil (CPO) at varying injection pressures and timings. The key findings were:
1) The LHR engine configuration showed improved performance with CPO compared to a conventional engine (CE), with peak brake thermal efficiency increasing by 12% and smoke levels decreasing by 6% for the LHR engine at its optimum injection timing.
2) For both the CE and LHR engines, brake thermal efficiency increased with advanced injection timing and higher injection pressure compared to manufacturer
This document presents a geometric programming model to optimize the production rate of a turning process. [1] The model formulates the total production time as an objective function that depends on cutting speed and feed rate. [2] Constraints like maximum cutting speed, power limits, and surface roughness are also considered. [3] The model is then optimized using geometric programming to determine the optimal cutting speed and feed rate that minimize production time within the given constraints.
This document summarizes research on how characteristics of social media profiles impact perceptions of source credibility. Specifically, it examines how the number of followers and the ratio of followers to follows on Twitter profiles affect judgments of trustworthiness, competence, and goodwill. The research aims to identify factors that influence how people evaluate the credibility of information from social media sources.
This document investigates the performance of triangular microstrip patch antennas on six different dielectric substrates at X-band frequencies. The six substrates are Bakelite, FR4 glass epoxy, RO4003, Taconic TLC, RT Duroid, and Polyester. Antenna parameters including return loss, bandwidth, gain, directivity, and efficiency are simulated using IE3D software. The results show that the Polyester substrate provides the best performance with 80% efficiency and a 17.5% bandwidth. Polyester allows for increased bandwidth due to its lower dielectric constant compared to the other substrates. Overall, the Polyester substrate is identified as the optimal choice for X-band triangular microstrip patch antenna applications.
IJERA (International journal of Engineering Research and Applications) is International online, ... peer reviewed journal. For more detail or submit your article, please visit www.ijera.com
This document summarizes research on simulating and testing the dynamic dent resistance of automobile body panels. It describes developing a test rig to experimentally determine the dynamic dent resistance of a utility vehicle's front fender. Dents were created at different loads and locations on the fender. Finite element analysis was also conducted using LS-Dyna software to simulate denting, showing close accuracy to experimental results. The geometry of the existing fender was modified by sweeping its curvature. Numerical analysis found the modified fender's dent resistance could be maintained while reducing thickness and weight by 7.07%.
IJERA (International journal of Engineering Research and Applications) is International online, ... peer reviewed journal. For more detail or submit your article, please visit www.ijera.com
IJERA (International journal of Engineering Research and Applications) is International online, ... peer reviewed journal. For more detail or submit your article, please visit www.ijera.com
IJERA (International journal of Engineering Research and Applications) is International online, ... peer reviewed journal. For more detail or submit your article, please visit www.ijera.com
This document summarizes a research paper that proposes a method for emotion identification in continuous speech using cepstral analysis and generalized gamma mixture modeling. The key contributions are:
1) It extracts MFCC and LPC features from speech signals to model emotions like happy, angry, boredom and sad.
2) It uses a generalized gamma distribution instead of GMM for more accurate feature extraction and classification, as GGD can model speech signal variations better.
3) An experiment is conducted on a database of 50 speakers' speech in 5 emotions, achieving over 90% recognition accuracy using the proposed MFCC-LPC features and GGD modeling.
El documento habla sobre la importancia de la privacidad y la seguridad en línea. Explica que los usuarios deben tomar medidas para proteger su información personal en Internet, como usar contraseñas seguras y actualizadas, y estar atentos al phishing. También enfatiza que las empresas deben implementar medidas de seguridad sólidas para proteger los datos de los clientes.
El documento describe las facultades de comprobación que tienen las autoridades fiscales de acuerdo con el Código Fiscal de la Federación mexicano. Entre estas facultades se incluyen requerir documentación a contribuyentes, realizar visitas para revisar contabilidad y bienes, practicar avalúos de bienes, y solicitar información a funcionarios públicos. También pueden denunciar posibles delitos fiscales. Si un contribuyente se opone a estas facultades, las autoridades pueden solicitar fuerza pública, imponer multas o solicitar procedimientos legales por des
La hipótesis es una proposición que establece relaciones entre variables y puede ser una posible solución a un problema o un método para comprobar algo. Para ser válida, una hipótesis debe formularse con claridad y tener un referente empírico comprobable. Existen diferentes tipos de hipótesis dependiendo de su papel en la investigación, su relación con el objeto de estudio, y cómo articula la relación entre las variables, ya sea de forma descriptiva o relacional.
El documento discute tres temas relacionados con la tecnología: 1) Ecuador requiere 800,000 líneas de acceso a Internet de banda ancha para satisfacer la demanda de usuarios según su nivel educativo y edad; 2) Un teclado láser proyecta un teclado virtual sobre cualquier superficie para su uso con una computadora; 3) Algunas bibliotecas usan tarjetas RFID para registrar los libros prestados y mejorar la experiencia de los lectores.
El documento discute la educación virtual y su reconocimiento institucional, destacando cómo Internet ha influido en procesos educativos virtuales como la interactividad en la web y su impacto en la autonomía del estudiante. También reflexiona sobre el aula virtual y la biblioteca digital como apoyos para la enseñanza virtual, señalando que estas reflexiones pueden aplicarse a otras disciplinas. Finalmente, enfatiza la necesidad de que la investigación bibliotecológica estudie estos temas polémicos en la educación actual.
El documento hace predicciones sobre los coches del futuro, anticipando que para 2025-30 la mayoría de los vehículos en Estados Unidos serán eléctricos. También discute brevemente la historia del tuning de coches y presenta algunos modelos clásicos japoneses de carreras.
The document discusses a study that explored South African 12th grade students' conceptions of electrochemistry. Interviews were conducted with 10 students, 5 from an experimental group taught with collaboration and 5 from a control group taught with lectures. The results showed that students in the experimental group had more accurate concepts related to the salt bridge and electrical neutrality of electrodes in galvanic cells. Both groups had limited knowledge of electrolytic cells, though the control group was more limited. The study provides insight into students' alternative conceptions in electrochemistry.
This study investigated the comparative effectiveness of pedagogical pattern of running a course and talk-chalk methods on senior secondary school students’ achievement in waves. It is triggered by reports of persistent students’ low achievement in physics contributed largely by students’ poor performance in waves-related items. It adopted the quasi-experimental pretest-posttest control group design. Three research questions and hypotheses guided the study. There were 216 students who participated in the study. Physics Achievement Test (PAT) containing 50 multiple-choice researcher-developed items were used as instrument for data collection. Mean and standard deviation were used to answer the research questions while ANCOVA was used to test the hypotheses at 0.05 level of significance. Results showed that: the pedagogical pattern of running a course method was superior method in fostering students’ achievement in waves; female students achieved higher than male students using pedagogical pattern of running a course strategy to teach waves; and there was no significant interaction effect of teaching methods and gender on students’ achievement in waves. From the findings, it was recommended that the pedagogical pattern of running a course strategy should be used in teaching physics in secondary school education system and in training of teachers.
This document describes a study that investigated students' understanding and knowledge structure of electromagnetism after completing a traditional high school course. The study found deficiencies in three areas: 1) Students did not recognize Maxwell's equations as central ideas. 2) Students lacked conceptual understanding of relationships like the connection between electric fields and their sources. 3) Students struggled to apply concepts in problem solving. To address these issues, the researchers proposed a model integrating problem solving, conceptual learning, and building a hierarchical concept map with Maxwell's equations at the top. An experiment found this approach helped students more than isolated drilling or conceptual instruction alone.
This action research report summarizes a study conducted to develop students' understanding of representing electric circuits using various symbols. The researcher implemented teaching methods like discussion, demonstration, videos and PowerPoint presentations. A pre-test found students struggled to practically represent circuits due to a lack of practice. Post-testing revealed the new strategies helped 94% of students in understanding circuit diagrams. The report concludes the integrated use of experiments, technology and visual aids can improve student engagement and learning.
This document discusses the TPACK framework for teaching science and mathematics. It begins by introducing the Science Teacher Academy for the Regions conference where the topic will be presented. The next section unpacks the different components of TPACK including technological pedagogical content knowledge. The final section reflects on applying TPACK, noting how teacher autonomy is important when using rapidly changing technologies and how TPACK competency is important for physics teachers. It also shares self-reflection questions to assess one's knowledge in the different TPACK domains. The document emphasizes that TPACK is about effectively teaching content using appropriate technologies and pedagogical methods.
The study examined differences in academic achievement in chemistry between senior secondary students in urban and rural schools in Nigeria when taught redox reactions using concept mapping versus conventional teaching methods. 218 students from 4 schools participated. Students were pre-tested before a concept mapping or conventional teaching intervention, then post-tested. Results showed no significant difference in achievement between urban and rural students taught with concept mapping, or between teaching methods within locations. The implications and recommendations for teaching redox reactions were discussed.
Correlation of Teaching Competencies among Science and Non Science Majors and...ijtsrd
This document summarizes a study that investigated the relationship between teaching competencies of science and non-science teachers and the level of mastery among students in selected public secondary schools in Northern Samar, Philippines. The study found that most teachers were highly competent in teaching skills and classroom management, and competent in subject knowledge. It also found that most students had a low level of mastery in science concepts. There was a significant relationship found between teacher competency and student mastery levels. Additionally, there were significant differences found between the competencies of science vs. non-science teachers, and in student mastery levels between those taught by science vs. non-science teachers.
The document discusses using everyday examples and experiences to engage students in engineering concepts. It proposes introducing familiar real-life objects and situations to illustrate engineering principles in a way that is relevant to students. Some exemplar lessons are described, such as using earphones to teach stress and vibration concepts, or flying balsa wood planes to demonstrate turbomachinery principles. Research suggests this approach can enhance learning compared to traditional examples by increasing students' motivation and self-efficacy through mastery experiences with familiar contexts.
The study was intended to examine the utilization as well as the availability of E-learning facilities in the teaching of senior school physics in Ilorin, Nigeria. The study was a survey type and all physics teachers constitute the population. A total of 60 teachers was sampled for the study. Multi-stage sampling technique was adopted in the selection of respondents. Simple random sampling technique was used to select 20 out of 35 secondary schools. Two structured checklists were used to collect data. Percentage and mean were used to answer the research questions while ANOVA was used to test hypotheses at 0.05 level of significance. The finding revealed that printers, photocopying machine, desktop computers, laptop computers, Android phones, electronic typewriters and scanners were available, E-learning facilities were not utilized, there is no significant difference in the utilization of E-learning facilities for teaching physics based on teachers’ qualifications and experience. It was then recommended that physics teachers should be given proper training on how to use as well as maintain E-learning facilities in their various schools in order to equip them with the necessary skills, knowledge and values that will enable them optimize teaching in a fast changing world.
HSci2010 - 7th International Conference on Hands-on Science
July 25 - 31, 2010 - The University of Crete campus at Rethymno - Greece.
Hands-on Science: Bridging the Science and Society gap
Science and Technology Literacy is fundamental for the welfare of modern, technology dependent societies. Because, in modern technology dependent societies, more and more of the everyday life regulations are based on the advances in Science and Technology, the basic constituent of democracy, i.e. citizens" participation, makes Science and Technology Literacy a necessity. In this sense, Science and Technology Literacy becomes a "right to democracy".
TEACHER BEHAVIOUR AS PERCEIVED BY HIGHER SECONDARY COMPUTER SCIENCE STUDENTS ...Thiyagu K
- The document summarizes a study on teacher behavior as perceived by higher secondary computer science students in India and its relationship to their achievement in computer science.
- The study surveyed 300 higher secondary students across 4 schools. It found that most students had a neutral perception of their teachers' behavior. It also found that male and female students differed significantly in their perceptions of questioning and class management.
- There was no significant relationship found between students' perceptions of teacher behavior and their achievement in computer science.
This document contains a daily lesson plan for a Form 5 physics class on electric and electromagnetism. The lesson plan aims to review concepts related to electrical energy, power, voltage and current. Students will explore relationships between these concepts through equations and practical examples. They will compare electrical usage and power of appliances to understand ways to reduce energy consumption at home. Formative assessments include group quizzes and answering practice problems to evaluate students' understanding of electrical energy and power concepts.
This document discusses three research studies:
1. A study of problems faced by high school science teachers in the teaching and learning process. The study aims to understand the challenges teachers face related to institution, academics, content, teaching methods, teaching aids, and workload.
2. A study of the relationship between environmental factors and student achievement in chemistry at the higher secondary level.
3. A study of the impact of student involvement on achievement in science among 9th standard students in Madurai district.
1) Research shows a mismatch between how physics is traditionally taught and how students learn. Instruction is usually deductive and focused on transmitting knowledge, while students learn best through active intellectual engagement.
2) Specific conceptual difficulties students have are resistant to traditional instruction, such as the belief that current is "used up" in a circuit. These must be explicitly addressed through multiple contexts.
3) Growth in scientific reasoning is not typically an outcome of traditional physics courses. Reasoning skills like applying concepts qualitatively and systematically must be expressly developed.
The document describes K-12 student engagement programs offered by Johnson Controls that are aimed at boosting student performance, igniting creativity, and promoting conservation. The programs include an Academy of Energy Education that provides curriculum, activities, and training to students and teachers on topics like renewable energy, energy efficiency, and sustainability. It also discusses specific programs available at different grade levels and how the programs have benefited various school districts.
The document summarizes research on integrating Quranic values into a physics concept on electric field strength.
[1] The research surveyed students on their response to learning about electric field strength through a process that integrated Quranic values. [2] Results found that 80.5% of students were very interested in this integrated approach. [3] Specifically, students showed the highest interest in the spiritual attitudes developed towards the learning process (84.4%), followed by their general interest in the topic (78%) and clarity of the learning process (76.6%).
This document discusses factors affecting mathematics performance of high school students at Laguna State Polytechnic University for the academic year 2009-2010. It provides background information on the importance of mathematics and discusses relevant theories. The study aims to determine the extent to which student-related factors like interest and study habits, and teacher-related factors like personality traits, teaching skills, and instructional materials influence student performance. The methodology, results and conclusions of the research are also outlined.
This document summarizes a research study on factors affecting mathematics performance of high school students at Laguna State Polytechnic University in the 2009-2010 academic year. The study examines student-related factors like interest in mathematics, study habits, and teacher-related factors such as personality traits, teaching skills, and instructional materials. It provides background information on the importance of mathematics and reviews previous related studies. The research methodology, data collection instruments, and statistical analysis plan are also outlined.
Attitude of teachers toward utilizing community resources in physics in abuja...Alexander Decker
This study examined the attitudes of physics teachers in Abuja, Nigeria toward utilizing community resources in their teaching. A survey was conducted of 250 physics teachers from 150 schools. The results showed a significant difference in attitude between qualified and unqualified teachers, with qualified teachers having a more positive attitude. The researchers recommended that teacher training programs provide more instruction on using community resources to address deficiencies in teachers' attitudes.
This document discusses engaging learners in online learning during the COVID-19 pandemic. It outlines challenges such as distractions, time management issues, and technical difficulties. It also describes learner characteristics like demographics, affective traits, and cognitive skills that impact online learning. Strategies are proposed like incorporating interactive activities, providing clear objectives, and breaking content into shorter segments. Recommendations include incentives for developing online courses and providing technical support to students. The conclusion states that the pandemic challenged educational systems to rapidly transition to remote learning using online platforms.
1. DEBNATH D., BARUAH R.S. / International Journal of Engineering Research and
Applications (IJERA) ISSN: 2248-9622 www.ijera.com
Vol. 2, Issue 5, September- October 2012, pp.1603-1606
“Problems And Prospect Of Teaching Electricity And Electrical
Devices In Primary Classes”
DEBNATH D., BARUAH R.S.
Department of Physics, Dhing College, Dhing, Nagaon, Assam
Abstract:
. Young children have curiosity about the conductor is also associated with a magnetic field,
phenomena taking place around them and which is used in electrical bells.
teachers have the responsibility to create an The elementary school years especially are
environment so that a positive attitude grows up important because this is the time in which children
among the pupils in their early stage of learning. develop a foundation of science for entire life. So it
Since electrical energy is the basic need of is very important to guide them carefully. Electricity
modern age, students must have to enhance in primary classes is the basic of science. If the
storehouse of knowledge about electricity. status of science education is to changed then the
Therefore in order to make teaching electricity education of teachers who have the responsibility for
effective & yet interesting, several techniques teaching those children will be a critical factor.
may have to be adopted. Elementary school teachers were far more sanguine
about their working conditions, when compared to
Introduction their middle and high school counterparts and
The importance of science education in the Teachers who report relatively low levels of
early childhood / elementary years is very important satisfaction with their professional development
if we are to expect the young people of this nation to often do not have access to the kinds of training they
become active & interested in science and believe they need. Teacher must have sufficient
technology. The school years are very important content knowledge and skill in different teaching
because it is this precious years children develop a techniques, an ability to evaluate and use appropriate
foundation of science. Here the prime responsibility tools to supplement the text. In elementary, middle
of the teachers is to make science interesting to the and secondary school education, the study suggests
students from the early years of schooling. These that the activity of story telling has an impact on
skills are required for processing information in to a Participants' interpersonal relationships, empathy,
developing system of knowledge. and senseof“Connectedness" in the classroom and
It is here that an assessment needs to be built teacher-student friendly relation regarding
done regarding the effectiveness of teaching education and knowledge. Teachers who intend to
procedure, additional requirements of the school leave their schools and teaching are more likely to
children and the teachers and the reforms that are have grave concerns about their lack of
needed to make science an enjoyable learning empowerment, poor school leadership, and the low
subject. levels of trust and respect inside their buildings
(Barnett Berry, Mark Smylie & Ed Fuller,
ELECTRICITY-AN INTRODUCTION: November 2008). This paper describes the use of
ELECTRICITY is the branch of Physics autobiographical storytelling, personal myths, and
which deals with movements of electrons that is the visual imagery in preparing elementary and special
flow of electric charges constitutes an electric educators for activist roles in creating effective,
current. The conventional direction of flow of inclusive schools. (Jackie Baldwin and Kate
current is taken as the direction of flow of positive Dudding)
charges. Electron is an elementary particle having
mass 9.110x10-31 kg and charge 1.602x10-19 Aims and objective:
coulomb .Unit of electric current is ampere and is The following are the objectives of the study-
measured with the help of ammeter. As metals a) To discuss the concept of current,
contain free electrons .which are capable of moving electrical equipment and devices and
freely within the metal, just like molecules of liquid, find out simplest & interesting way of
constituting current. Dry cells, keys, wire are the teaching electricity in primary
required materials for making electrical circuits. standard.
When current flows through a circuit heat is b) How to operate and handled household
generated all along the length of the conductor and electric and electronic devices and
the effect is called Joules heating effect of electrical precautions should be taken before
current. Electrical heater, iron, safety fuse etc. are using these devices.
the examples of this effect. Again current carrying
1603 | P a g e
2. DEBNATH D., BARUAH R.S. / International Journal of Engineering Research and
Applications (IJERA) ISSN: 2248-9622 www.ijera.com
Vol. 2, Issue 5, September- October 2012, pp.1603-1606
c) To enhance the skill of science teachers Since the study was conducted during the festive
regarding the use of the electrical and season as well as examination season, the desired
electronic devices. maximum number of respondents could not be met
d) Public awareness through the students by us. A total of 170 Students were made
to minimized accident due to mis- respondents.
handlelling of electrical and electronic
devices. Analysis of students feed back:
e) To identify problems with text book.
% of
f) And to asses the requirements of Total no. Averag
Sl. correc
additional support material for teaching Name of the of e
No t
electricity. school question correct
. answe
s answer
r
MATERIALS AND METHOD Bhumoragur 25 14 56%
Since the objective of the study was very i S.S.
1
difficult, a complete and comprehensive analysis Madhabdev
was only possible if the views and apprehensions of ME School
all the parties i.e. students, science teachers as well Batadrava 25 10 40%
as the Head of the institution were surveyed and Anchalic
2
studied. Different sets of questionnaire were Girls ME
prepared for students, teachers & HOD of the School
institutions to identity the right need. The key Athgaon 25 12 48%
findings are presented in the form of tables, graphs, 3 MV School,
charts. The questionnaires of the student‟s had 25 Dhing
questions regarding concept on electricity and Dhing 25 9 36%
electronic device, problems of text book, problems 4 Public High
of science teachers etc. School
Dhing 25 16 64%
Limitations of the study: 5 G.B.H.S.
Because of the poor attendance of the School
students due to festive season, socio-economic Dumdumia 25 11 44%
census duties and forthcoming examination, it was 6 Balisatra
not possible to meet all the students, science teacher H.S. School
and head of the institution the schools.
Field study Average percentage of the average correct
Sample Size: answer is 48%. It reveals that the knowledge
A total of 6 Schools were covered in gathered from text book is average.
Batadraba Education Block and 170 School children
who were present were made respondents. 25
Sl. Name of the Total no. of
No. School respondents 20 school1
Bhumoraguri 10
S.S. school2
1 15
Madhabdev school3
ME School
Batadrava 15 school4
10
2 Anchalic Girls school5
ME School school6
Athgaon MV 45 5
3 average
School, Dhing
Dhing Public 30
4
High School 0
Dhing 20 No. of
5 G.B.H.S. questions
School
Dumdumia 50
6 Balisatra H.S. Fig. shows the comparative study of
School questionnaire of different schools.
1604 | P a g e
3. DEBNATH D., BARUAH R.S. / International Journal of Engineering Research and
Applications (IJERA) ISSN: 2248-9622 www.ijera.com
Vol. 2, Issue 5, September- October 2012, pp.1603-1606
The students of in all schools were asked even a single school I visited had library /
questions about the teaching method by teachers. library facility which is considered as a
25% of the students said that the science teacher minimum requirements for a good school.
only read from the text book (without using black In absence of a library, students are not able
board) & they (students) listen. It is practically a to refer to books (other than text books) and
monologue. Only 52% science teacher make use of thus are being deprived of quality /
black board and 23% give examples while additional information.
explaining the text books. While testing the basic
knowledge of the students questions were asked Conclusion and Recommendations:
from the questionnaire, It was found that 48% During our project period, our team wanted
correct answers was given by the students, which to visit 6 schools in Batadrava Block. But, due to
were very basic. Al most 70% of the students have time constrain, it was not possible to collect data
not been handled electrical devices although the from all schools. So we collected samples from 6
tools are readily available. schools. And after analyzing the data the following
In this regards, teacher should take conclusions were drawn:
necessary steps and work on it. The learning abilities (i) Although the phenomenon of electricity is
of the students to a large extent are dependent upon very interesting but students are not eager enough to
the way the teacher is able to make his /her views learn because the teaching-learning process is
more easily acceptable as well as interesting. examination oriented. The tests of students revealed
Teaching electricity is never very easy since it that they are not able to answer basic questions. As a
requires adequate communication skills by the result it can be concluded that there is a gap between
teacher concerned. In terms of „communication the knowledge gathered through books and its
skills‟ the teachers just manages to meet the average applicability in real life.
standards. It is observed that most of schools do not (ii) Laboratory facility as well as experimental
have sufficient furniture‟s in the class room.. tools is an essential parameter for teaching. If an
Laboratory facilities are not up to the mark in many electrical phenomenon is explained with tools like
schools. It may be noted that the necessary battery, wires, ammeter, voltmeter etc. the topic
furniture‟s, laboratory facilities are very essential for seems to be very easy to learn. But there are few
teaching and learning. Since the schools do not have schools which provide such equipments.
laboratory facilities with Laboratory equipments, it iii) This may suggest that not all teachers are
is not possible to impart “practical base knowledge confident in their ability to use available laboratory
in electricity” to the students. They just go through equipment. The survey administered to seventy-nine
the usual process i.e. black board and text book, thus science teachers asked if they are comfortable using
making the learning process monotonous which is the following: microscopes, Bunsen burners,
also reflected in the survey which shows that 55% of balances, thermometers, autoclaves. The data
the students are able to understand the subject matter reveals that teachers are comfortable with some
clearly. This is a big loophole. On the other hand, types of equipment, but not others.
only a few teachers have attended carrier iv) Although all science teachers are qualified,
enhancement course / orientation course. As a result but in absence of proper training of modern methods
teachers are not aware of modern methods of of teaching, their competency level has remained
teaching. No additional tools (computer/ study tour/ static. These aspects need to be looked into.
practical / others) are used by the teachers to make Teachers must be able to evaluate students learning
the subject matter interesting & interactive. and competence level beyond the school text book.
(v) The quality of the text book both in terms of
Three vital areas of improvements were material and content is not sufficiently good. Paper
identified in the text book. There are - & quality, diagram, definitions etc. needs to be
(i) Most of the teachers are not satisfied with improved and made simple. Al most all teachers
the various definitions and explanation have acknowledged that the absence of a library
given in the text book. So, the definitions hamper the teaching process.
should be very clear in simple language so
that children can easily understand the Recommendations:
subject matter. A good, well equipped laboratory is one of
(ii) Secondly, printing and paper quality. the very basic needs of science department
Printing & paper quality must be improved of a school. There for a science laboratory
to make it more attractive which 90% of is a must for each school.
teachers suggested. And A good library acts a reservoir of
Also emphasize should be given in proper information. Emphasize must be laid to
labeling (specifically in pictorial depiction provide library facility to each school.
or in diagrams) to make things crystal clear There is a need to evaluate students
to the students. Lastly, surprisingly not learning and competence level beyond the
1605 | P a g e
4. DEBNATH D., BARUAH R.S. / International Journal of Engineering Research and
Applications (IJERA) ISSN: 2248-9622 www.ijera.com
Vol. 2, Issue 5, September- October 2012, pp.1603-1606
school text books. Therefore at least 30% of AUTHORS
the annual marks must be based on student First Author–Debabrata Debnath, M.Sc.
activity in laboratory, project work, Associate Professor, Dhing College,
participation in science exhibition etc. Dhing,Nagaon,Assam.
The quality of text book needs to be looked Second Author- Rabindra Sarmah Baruah,
into especially paper quality, illustrations, M.Sc. Associate Professor, Dhing College,
ray diagrams, definitions etc. The text book Dhing,Nagaon,Assam.
needs to be scientifically and professionally
reviewed.
The other important basic needs of schools
are –
Drinking water facility
Ideal teacher- student ratio
Class room infrastructure and desk-
bench
Well equipped laboratory facility
Power supply in class room
Other issues, directly related to science
teaching process –
(a) Mandatory participation of the students
in different projects, science exhibition
etc.
(b) Establishment of periodic and
compulsory feedback mechanism by the
students about teaching methods.
(c) Organizing regular science quiz,
preparation and handling electric circuit
and devices and science related tours to
create interest in science.
(d) Publication of annual school science
magazine with the involvement of
students will help create an interesting
learning environment.
(e) For nightly holding a “Science
awareness day and exhibition”.
Final Word:
Teaching electricity in primary classes with
the usual & monotonous way of teaching is of no
help. The simplest way of teaching is the
demonstration of electrical phenomenon with the
help of lab equipment‟s and electrical devices.
REFERENCES
1. Brijlal N.S. 1989.Electricity and Magnetism
Vasudeva D.N. 1983.Fundamentals of
Magnetism and Electricity Chaudhury, A.
1998.Elements of physics.(459-577)
2. Chattopadhyay D. and Rakshit P.C.2003.
Electricity and Magnetism Barnett Berry,
Mark Smylie & Ed Fuller, Barnett Berry,
Mark Smylie & Ed Fuller, Centre for
Teaching quality, November,2008.
3. Jackie Baldwin and Kate Dudding,
www.storytellinginschools.org,2007.
1606 | P a g e