Geography_of_the_USA 美国地理

The Columbia River
(2)The Five Great Lakes
Between the boundary of Canada and the United States Lake Michigan, Lake Superior, Lake Erie, Lake Huron, Lake Ontario (HOMES) Superior is the largest freshwater lake of its kind in the world. Lake Michigan is wholly within the United States while the other four run along the national boundary between the U.S.A and Canada The five Great Lakes are open to navigation by large steamers.
Survey of Major English-Speaking Countries
Part I The Country
General ABCs
National Anthem: The Star Spangled Banner National Flower: Rose National Bird: Bald Eagle Official Language Currency Capital City: The 44th president:
Colorado Plateaus
III. Climate
General introduction The climate in the United States varies from coast to coast. Temperatures change from 20 degrees centigrade below zero in winter to nearly 25 degrees centigrade above zero in summer. Taking the country as a whole, we may classify the climate in the country as one of continental or as one of mild subtropical zones with only the southern part of Florida being tropical.
2. The Western Part
(2) Structure: From west to east, this mountains system is composed of the Coast Range, the Cascades and the Rocky Mountains.
• 3. The Western Part
V. Natural Resources
Rich in natural resources Deposits Forestry Water power
Water power
The Gulf The system of the Atlantic The system of the Pacific
The gulf One of the greatest river in the world Longest and the most important river in America Flowing from the Great Lakes to the Gulf of Mexico Length: 6262 kilometers; drainage area: 3225,000 square kilometers Tributaries: the Missouri and the Ohio Form an important inland navigation and irrigation system
climate
In general The east is __humid___. The west is __arid___. Question: what is a “Mediterranean climate”?
IV. Cultural geography
Cultural geographers divide the United States into ____ major regions, they are: Northeast South Midwest west
2. The eastern part
(1)General introduction It is made up of the highlands formed by the Appalachian range. It holds one sixth of the national territory on the continent. The range begins from north Maine and reaches to central Alabama. (2) Historical importance
Hale Waihona Puke Baidu
1. The Mississippi River
2. The system of the Atlantic
No long rivers The Hudson River The Delaware River The St. Lawrence River
3. The system of the Pacific
Three Geographical Divisions The great central plain in between The eastern part The western part
1. The Great Central Plain
(1)General introduction Between the Rocky Mountains and Appalachians Occupying one second of America’s landmass on the continent Stretching from the Great Lakes in the north to the Gulf of Mexico in the south
Two major rivers The five Great Lakes Niagara fall Great Salt Lake
(1)Two Major Rivers
The Columbia River and the Colorado River Flowing through the western plateaus Rich in potential water power resources
The Appalachian Mountains
The Appalachian Mountains
3. The Western Part
(1) General introduction: The western part consists of high plateaus and mountains formed by the Great Cordillera Range, extending from Canada through the western part of the United States to Mexico and further south. The whole area of this part holds one third of the country’s territory on the continent.
Yellowstone National Park
Yellowstone National Park
Yellowstone National Park
Yellowstone National Park
The Western Part
Colorado Plateaus
Threaded by many deep valleys or canyons among which the best is known as Colorado Valley in the northern Arizona It is one of the great natural wonders of the world. It measures about 277 miles long, up to 18 miles wide, and more than a mile deep. The walls of the Grand Canyon show layers that tell the story of the formation of the earth. colorado river_rafting
• (3)Rocky Mountains
The Rocky Mountains reach from the Canadian border in Montana and Idaho, through Wyoming, Utah and Colorado, into New Mexico having an average altitude of more than 3000 meters above sea level.
Rocky Mountain
Rocky Mountain
The Western Part
Yellowstone National Park
In the northwestern part of Wyoming Established in 1872 The oldest national park in the world The largest wildlife preserve in the United States Covering 2219,785acres The park got its name from the yellow rocks lining the Yellowstone River section north of it. Yellowstone has thousands of hot springs and over 200 geysers. Old faithful
A general introduction to geography
Location: The United States is situated in the central part of ______ with its two youngest states------_____ in the northwestern part of North America and ____in the central Pacific. The country is bounded by _____ on the north and by ___ and the Gulf of _____ on the south with the ____ Ocean on the east and the____ Ocean on the west. Total area:________ square kilometers (4th) Territory: The whole country includes ___states and a federal district, the District of ___, which is the seat of the Federal Government.
“Middle America” Central lowlands The most important agricultural area in the United States Stretching from central Texas to the Canadian border 1200 miles in length and 300 miles in width
Question: what is the most pronounced feature of America in terms of its geography?
What do you know about the Physical features of America?
II. Physical features