abstract this study is an attempt to determine the effect of nano- technology education on science lesson for fifth grade in primary school in the city of kermanshah. this research is experimental and is conducted in the from of pre-test and post- test for the control group. an achievement test was administered to determine the rate of learning in the students. the research is an applied one. ...

Background: Over the past years, due to the lifestyle modifications, obesity has widely been recognized as a major public health problem which affects societies worldwide. Recently, evidences have shown that early maladaptive schemas are strongly associated with eating psychopathology. Therefore, the present study aimed to investigate the differences in early maladaptive schemas and cognitive e...

this study examines the effetivenss of task-based activities in helping students learn english language structures for a better communication. initially, a michigan test was administered to the two groups of 52 students majoring in english at the allameh ghotb -e- ravandi university to ensure their homogeneity. the students scores on the grammar part of this test were also regarded as their pre...

the present research was conducted to accomplish two purposes. firstly, it aimed to explore and describe schematic structure or what halliday and hassan (1989, p.64) have called “generic structure potential” (gsp) of american english, iranian persian and iranian english newspaper editorials within systemic functional linguistics. secondly, a quantitative cross-comparison was made to investigate...

The purpose of this study is to determine the mediating role of early maladaptive schemas in relation to attachment styles and defense mechanisms with symptoms of post-traumatic stress disorder in married women flooded in Aq Qala city. The research method was a descriptive correlation. The statistical population included women married women who flooded in Aqqala city in 2019 and who had health ...

gol-e-gohar iron ore mine of sirjan in southern part of iran is a large open pit that operates below the groundwater table and during mining operation, dewatering is required to prevent operation processes from flooding. current operation is going on by digging wells in or out of the pit and pumping to prevent flooding. as a result of the former dewatering operation a vast deep cone of depressi...

abstract ion selective electrodes (ises) are electrochemical sensors that respond selectivity to the activity of ionic species. an ion-selective electrode is an electrochemical device that uses a thin selective membrane or film as the recognition element, and is an electrochemical half-cell equivalent to other half-cells of the zeroth (inert metal in a redox electrolyte). in common methods o...

Introduction: Obesity is a major health problem, and the physical and interpersonal limitations associated with it lead to significant psychological distress. Childhood injuries can play a role in the formation of early maladaptive schemas self-compassion and obesity in adulthood. The aim of the present study is to determine the role of childhood trauma on obesity through the mediation of early...

employees always concern about losing their job , or in other word , losing their income resources. for this purpose, every government requires strong system for covering these concerns. the unemployment insurance (ui) program’s can be used for achieving this goal. in this thesis, we price ui based on the insurance history of employee and the duration of being unemployed. we use the weibull dis...