نتایج جستجو برای: second and third grades of middle schools
تعداد نتایج: 24093482 فیلتر نتایج به سال:
The purpose of this study was to investigate the relationship between "Tehran Teachers' Attitude toward Environmental Education" and their "Readiness for Environmental Education to Students." This descriptive-sectional study was implemented on 127 primary school teachers in Tehran who were selected by stratified sampling and appropriate allocation and randomly selected in each class. Thus, amon...
BACKGROUND School-based extracurricular sport remains an effective strategy to increase physical activity. However, school sport is often limited to a small number of elite athletes. Few schools provide more inclusive sport programs that offer a wider array of activities regardless of ability. PURPOSE The aim of this study was to examine school sport participation in middle schools (ages 11-1...
چکیده در بخش اول این پروژه دو روش میکرواستخخرا به نامهای میکرواسخخرا امولسیونی با کمک اموا فراصتتتو 1 و میکرواستتتخخرا مای – مای با کمک هوا 2 ، به عنوان دو روش میکرواستتتخخرا بدون حلال پخشکننده 3 ، برای اسخخرا برخی هیتدروکربتنهای آروماتیتک حلقوی 4 از نمونتههای آبتی بهکار گرفخه و پارامخرهای موثری همچون نوع حلال اسختتتتخرا کننده، حجم حلال اسخخرا کننده، میزان نمک، زمان تابش اموا فراصتو ، تددا...
in this thesis, barium ferrite nano particles were prepared by sol-gel method. their structural and magnetic properties of samples have been investigated using thermo gravimetric analysis (tg-dta), x-ray powder diffractometer (xrd), fourier transform infrared (ftir), scanning electron microscopy (sem), field emission scanning electron microscopy (fesem), ac susceptometer, vibrating sample magne...
Background: Educational centers have higher standards for controlling noise pollution as it has been shown that noise pollution is a major cause of discomfort for teachers and students. Noise pollution reduces concentration, interferes in the conversation, and leads to dropouts and lower grades especially in mathematics. The present study aimed to evaluate noise pollution in the schools ...
Aim: The purpose of this study was to investigate the effect of career adaptability counseling on academic engagement and performance. Methods: The method of this study was quasi-experimental with pre-test, post-test and follow up design with a control group. The statistical population of the study consisted of all first-grade male students in Isfahan middle schools in the 2017-18 academic ye...
a phase-locked loop (pll) based frequency synthesizer is an important circuit that is used in many applications, especially in communication systems such as ethernet receivers, disk drive read/write channels, digital mobile receivers, high-speed memory interfaces, system clock recovery and wireless communication system. other than requiring good signal purity such as low phase noise and low spu...
AbstractObjectives: This research was conducted to show the prevalence of child abuse in the se-condary school students in the town of Khorramabad. The effective factors were also deter- mined. Method: 240 students (117 girls, 123 boys) in the first, second, and third grades of second- dary schools were selected randomly as the subjects of this cross-sectional and descriptive study. Child Abuse...
The aim of this research is to determine B cluster of prevalence of personality disorders among high school female students. Statistical Population consists of all female students from first to third grade of high school in five regions in Isfahan. Sample size was 1400 students chosen randomly among 75 schools. Millon multiaxial clinical questionnaire was used as the instrument for data col...
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