Great and small circles
For many topics in physical geograohycal,the earth can be trated as if it were a true sphere.
For example,flattening of the pols can disregarded to simplify an understanding of the impotant concept of the earth as an turning under sun`s rays.
great:بزرگ
circles:
دایرهphysical:
طبیعیtrue:
حقیقیspher:
کرهflat:
مسطح،صافpoles:
قطبdisregard:
نادیده گرفتنsimplify:
ساده کردن،ساده سازیimportant:
مهمconcept:
مفهوم turn:چرخشray:
اشعه
