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文檔簡介

Part

OneGeographyChapter

IA

General

Introducto

Physical

GeogrI.

Basic

Information

about

AmericaOfficial

Name:The

United

States

of

AmericaNational

flagNational

emblemThe

capital:

Washington

D.C.The

first

president:

George

WashingtonThe

44th

president:

George

W.

BushNational

song:

the

star-spangledbanner8.

Correct

the

following

sentences.AlaskaNew

York

is

the

largest

state

in

the

US.Most

state

names

are

from

English.Native

American

languagesAtlanta

is

known

as

the

“Big

Apple”.New

YorkThe

Constitution

was

written

in

1779.17879.

Locationin

the

central

partof

North

America.It

is

bounded

byCanada

on

the

north,andMexico

and

theGulf

of

Mexicoon

the

south.With

Atlantic

Oceanon

the

east,Pacific

Ocean

on

thewestTotal

area:

9372614II.Three

Geographical

DivisionsThe

eastern

partThe

highlands

formed

by

the

AppalachianRange,

relatively

low.From

north

Maine

to

central

Alabama,

1/6consisting

of

the

Piedmont

Plateau,Appalachian

Plateau

and

AppalachianRangeTheAppaalchainRangeFall

Line2.The

western

partFirst

chainSecond

chainvalleyHigh

plateaus

and

mountains

by

theCordillera

RangeFrom

Canada

to

MexicoComposed

of

the

Coast

Range,

the

Cascadesand

the

Rocky

MountainsColumbiaPlateausThe

greatbasinColoradoplateauThe

great

central

plainlandmass

between

the

Rockies

and

theAppalachians,

?

of

AmericaFrom

the

Great

Lakes

to

the

Gulf

of

MexicoC.

Great

Plains:

western

partD.

Central

lowlands:

eastern

partmost

important

agricultural

areaE.

The

Gulf

Plain:

low

landsIII.

The

Three

Major

River

SystemsThe

system

of

the

gulf:

the

Mississippi River:the

longest

,the

most

important

river6262

kilometers

long

from

Great

Lakes

to

the Gulf

of

Mexico“father

of

waters”

or

“old

man

river”its

tributaries

form

an

importantinland

navigation

and

irrigation

systemMississippi

River4164.

The

five

Great

LakesA.Lying

between

the

boundary

of

Canadaand

the

United

StatesLake

HuronLake

Michigan(wholly

within

theUnited

States)Lake

Superior(the

largest

freshwaterlake

in

the

world)Lake

ErieB.

Great

Salt

Lake

(largest

inland

salt

lake

iNorth

America)C.

Niagara

Falls:

located

on

the

U.S.A.Canadian

boundary

between

Lake

Erie

andLake

OntarioIV.

ClimateOn

the

whole:Varies

from

coast

to

coastTemperature

from

-20

to

25Continental

or

mild

subtropicalSouth

&

southwest:

warmer,

moist airwestern:

days

are

hot

and

nights are

cool,

dry,

little

rainnortheast:

hot

in

summer,

cold

in winter,

much

rain

and

snowCentral

plain:

hot

in

summer,

cold in

winter,

much

snow50

cm

Rain-fall

LineV.

Natural

ResourcesRich

in

deposits,

forestry,

water

powerFirst

in:

coal,

natural

gas,

aluminum,zinc,

silver,

molybdenum,

uranium,zirconiumLarge

reserves:

iron

ore,

phosphorus,copper,

gold,

Sylvite,

sulfurShort

of:

manganese,

chromium,

nickel,tin,

cobalt,

stibium,

diamond,

mica?

of

the

territory

is

covered

with

forests.Rich

water

power

resourcesVI.

Territory200

years

ago,

13

states

along

the

Atlanticin

a

narrow

strip1783,

Treaty

of

Paris,

area

west

to

theMississippi

River1803,

purchased

LouisianafromNapoleon1819,

got

Florida

from

Spain1845,

got

Texas

from

Mexico1846,

vast

area

from

Mexico1867,

purchased

Alaska,

the

largest

state1889,

the

Hawaiian

IslandsThe

EndThe

colors

of

the

flag

aresymbolic

as

well:

redsymbolizes

Hardness

andValor;

white

symbolizesPurity

and

Innocence

andblue

represents

Vigilance,Perseverance

and

Justice.thirteen

horizontalstripes,

seven

redalternating

with

6whiteThe

stripesrepresent

theoriginal

13colonies,

and

the50

stars

representthe

50

states

of

theUnion.Back?

In

1782,

US

Congress

selected

the

baldeagle

as

the

emblem

of

the

newly

formedUnited

States,

because

it

symbolizescourage

and

might,

and

because

it

isindigenous

only

to

the

United

States

andto

Canada.?

The

national

seal

depicts

the

bald

eaglewith

its

wings

spread,

with

one

clawclutching

an

olive

branch,

and

the

otherclaw

grasping

arrows.Backoh,

say,

can

you

see,

by

the

dawn"s

early

light,what

so

proudly

we

hail"d

at

the

twilight"s

lastgleaming?whose

broad

stripes

and

bright

stars,

thro"

theperilous

fight,o"er

the

ramparts

we

watch"d,

were

so

gallantlystreaming?and

the

rockets"

red

glare,

the

bombs

bursting

in

air,gave

proof

thro"

the

night

that

our

flag

was

still

thero

say,

does

that

star-spangled

banner

yet

waveo"er

the

land

of

the

free

and

the

home

of

the

brave?on

the

shore

dimly

seen

thro"

the

mists

of

the

deep,where

the

foe"s

haughty

host

in

dread

silencereposes,what

is

that

which

the

breeze,

o"er

the

towering

steepBackRocky

MountainFrom

Canadian

border

into

New

Mexico,with

altitude

more

than

3000

metersYellowstone

National

Park?

Oldest

national

park

in

the

world?

Largest

wildlife

preserve

in

the

USA?

Established

in

1872,

name

from

the

yellowrocks

lining

the

Yellowstone

River.?

Full

of

hot

springsBackColorado

Valley?

Threads

the

Colorado

Plateaus,

also

calledGrand

Canyon?

One

of

the

great

natural

wonders

of

theworld.?

277

miles

long,

18

miles

wide,

a

mile

deep?

The

walls

show

layers

that

tell

the

story

ofthe

formation

of

the

earth.BackThe

Great

Basin???Driest

part

of

the

countryHells

Canyon,

shaped

by

SnakeRiver,

is

the

deepest

chasm

inNorth

America.The

Sierra

Nevada

is

thehighest

mountain

range

inthe

continental

US.?

Forest

of

beautiful

redwoodsBack1.

First

chain:?

Cascade

Range:

lower

&

broader?

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