I need help!! Can YOU answer this?!

Describe the four major spheres of the earth system; identify the parts of the earth they each represent. explain what is meant by the "earth system."

Where does the availability of water pose the greatest problem

Map showing the route alexander the great traveled during his conquests and how the boundaries of the greek world shifted eastward as he conquered more and more territory. the places alexander conquered by 323 bce are colored green, including greece, macedonia, asia minor, egypt, palestine, the tigris and euphrates rivers region, and persia. red arrows show the route alexander traveled, from macedonia, into asia minor, down along the eastern coast of the mediterranean sea into egypt. the arrows then show alexander moving eastward into the tigris-euphrates region, then into southwest persia and variously around persia and other parts of central asia and western india. battle icons are shown at granicus 334 bce, issus 333 bce, and gaugamela 331 bce. various cities, mountain ranges, and bodies of water are also shown. © 2012 the exploration company political map of asia. the map depicts international boundaries of all asian nations and their capitals and some other major cities. the map also depicts the major bodies of water surrounding asia. the continent is bounded on the north by the arctic ocean, on the south by the indian ocean, on the east by the bering strait and the pacific ocean, and by the red and mediterranean seas on the southwest. the nations of asia, generally from west to east, are turkey, cyprus, israel, lebanon, syria, jordan, iraq, georgia, armenia, azerbaijan, saudi arabia, kuwait, yemen, bahrain, qatar, united arab emirates, oman, russia, iran, kazakhstan, turkmenistan, uzbekistan, afghanistan, pakistan, tajikistan, kyrgyzstan, maldives, india, china, nepal, sri lanka, bhutan, bangladesh, mongolia, myanmar, indonesia, thailand, laos, cambodia, malaysia, singapore, vietnam, brunei, east timor, philippines, taiwan, north korea, south korea, japan. © 2012 the exploration company what country today was once asia minor and part of the empire of alexander the great? turkey europe saudi arabia kazakhstan