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The Geography of the United States. US Geography Basics. Third largest country in the world. Half the size of Russia. One third the size of Africa. Half the size of South America. Population of 308 million. Topography. Topography of the US. The Contour of the US.
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The Geography of the United States
US Geography Basics • Third largest country in the world. • Half the size of Russia. • One third the size of Africa. • Half the size of South America. • Population of 308 million
A New England Fall The back roadsof Vermont Kancamagus Highway, Maine Covered Bridge over the Connecticut River
North-South Divide: The Mason-Dixon Line Charles Mason & Jeremiah Dixon: 1763-1767
Bodies of Water Great Salt Lake Chesapeake Bay LakeOkeechobee
Rivers St. Lawrence R. Columbia R. Hudson R. Missouri R. Mississippi R. Ohio R. Colorado R. Rio Grande R.
The Mississippi: America’s Great River Road • The “Big Muddy”. • 2,350 miles. • Draining all or part of 31 states & 2 Canadian provinces. • Covers 40% of the U. S.
Great Salt Lake • 2000 square miles. • 10’ – 28’ deep. • 6 times saltier than the oceans.
Mountains & Plateaus Cascade Mts. Rocky Mts. Appalachian Mts. Sierra Nevada Mts. ^ Pike’s Peak
Plains GreatBasin Central Plains Atlantic Coastal Plains Gulf Coastal Plains
Cumberland Plateau & ‘Gap’ • AL, KY, TN, VA, WV • 24,640 sq. mi. • Natural passage [Gap] through the Cumberland Mts.
Deserts Death Valley Mohave Desert
Death Valley, CA • 3.3 million acres. • 95% wilderness.
Completed Map St. Lawrence R. Columbia R. Cascade Mts. Hudson R. Missouri R. Rocky Mts. Great Basin Cumberland Gap Great Salt Lake Mississippi R. Chesapeake Bay Central Plains Appalachian Mts. Sierra Nevada Mts. Ohio R. Colorado R. ^ Pike’s Peak Death Valley Atlantic Coastal Plains Mohave Desert Gulf Coastal Plains LakeOkeechobee Rio Grande R.
U. S. Population as of 2010 Cencus 308,745,538 • One birth every 8 seconds. • One death every 13 seconds. • One international migrant (net) every 22 seconds. • Net gain of one person every 10 seconds.
Racial Diversity: 2011 Caucasians (White) 65% Hispanic 15% Black 13% Asian 4.5% Native American 1%