The physical fitness quality is the basis of the students' comprehensive quality, and it is the essential condition of the development of individual growth. But today's school is more emphasis on the students' learning culture results instead of physical education. With the growth of the level of life, physical quality has declined. This paper expatiates the reason of contemporary students' phy...

introduction: like other measures of human development, dental development is not in complete accordance to chronological age. investigations show that dental age can be affected by gender, race, systemic conditions, and some other factors and consequently, be different in people of the same chronological age. a correct estimation of dental age and its development in children is of great import...

in recent decades, the city development and city settlement have been tremendous. this has caused unequal physical and spatial expansion. the 21st century is the century of the city and living in city and almost half of the world population live as citizen. a glance at forecasting the data and statistics in 1400 shows an estimation of 130 millions of population and the calculation of present ci...

geomorphology, in some cases, provides a good platform for physical development of cities. however, physical development of cities, sometimes result in unsuitable and hazardous geomorphologic process and form. therefore, geomorphology of the region is of importance in physical planning and urban development. in this study, based on historical trends of expanding the boundaries of the malekan ci...

1. introduction urmia is one of the important historical cities of iran which in recent years has been associated with physical-spatial rapid expansion. one of the necessities of spatial planning of urmia is controlling the rapid expansion of the city in marginal areas that are unbalanced fertile land and industrial and mineral soils are under construction and this problem has presented numerou...

The physical development of cities is always faced with natural barriers. The physical development of the city of Zabol, located in the Sistan plain, is threatened specifically with the development of sand dunes. For this reason, the region’s drought conditions were investigated and the standardized precipitation index was calculated. The results showed that with the drying of Hamoon Lake, the ...