the Bull The bull is a hybrid mammal of the bovine family, a male cow, and a strong animal used to pull heavy tools and wagons, and in agriculture it plays an important role in plowing the land, and sometimes it is used to ride on it as a means of transportation Bulls are famous for their distinctive shape and horns, and bulls are basically castrated animals. Castration means that the testicles are removed from the bull by surgery to calm and tame the bull’s aggressive nature, even a little bit. Removing the testicles means that the main hormone, unique to males, is called testosterone. , will not be produced in the bodies of bulls; Because the testicles produce the hormone testosterone, which causes the nature of the male sex of bulls, and this aggression appears clearly if this surgery is not done and the testicles remain, and bulls are also characterized by their large size and heavy weight, and this article will address some facts about the bull The nature of nutrition for a b...
1- الزلزال : هو عبارة عن اهتذاذ للارض ناتج عن تحرك الصفائح التكتونية التى بداخل الارض هذة الصفائح المنصهرة تتحرك وتحدث احتكاك بعضها ببعض مما ينتج عنة الزلزال.
وتقاس الزلازل بمقياس يسمة بمقياس لختر 
وتوجد اسباب اخرى تنتج عنها الزلازل وهى: 
يا رب احمى مصر من الكوارث
ردحذف