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25 terms

Chapter 5 - U.S. and Canada Physical Geog.

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Rocky Mountains
3,000 mile mountain range stretching from New Mexico to Alaska
Mount McKinley
Highest point in North America at 20,320 feet.
Appalachian Mountains
North America's oldest mountains. They stretch from Alabama to Quebec.
Canadian Shield
A giant core of rock centered on the Hudson Bay
Fall line
A boundary that marks the place where the higher land of the Piedmont drops to the lower Atlantic Coastal Plain.
divide
a high point or ridge that determines the direction in which rivers flow.
Headwaters
the source of a river
tributaries
smaller rivers or streams that connect with larger rivers
Mississippi River
One of North America's largest rivers - it flows from Minnesota to the Gulf of Mexico
Great Lakes
Glacial lakes in the northern central area of the United States
fossil fuels
Coal, petroleum, and natural gas. These are nonrenewable resources used for energy
fisheries
places for catching fish and other sea animals. The Grand Banks is one of the world's richest.
aquaculture
fish farming
Everglades
Wetlands and swamps located in Florida that shelter a variety of vegetation and wildlife
Hurricanes
ocean storms hundreds of miles wide with winds of 74 miles per hour or more
Death Valley
The lowest and hottest place in the United States.
chaparral
Mediterranean scrub vegetation found in southern California.
Great Plains
the center of the North American continent - it has a humid continental climate with very cold winters and hot summers.
Prairies
naturally treeless expanses of grasses, spread across the Great Plains
supercells
Violent spring and summer thunderstorms that often can spawn tornadoes.
timberline
the elevation above which trees cannot grow, area in which only lichens and mosses can grow
chinook
A warm, dry wind that blows in spring down the eastern slopes of the Rockies, melting the snow
Blizzard
Winter storms that include winds over 35 miles per hour, heavy snow, and low visibility
Great Salt Lake
Naturally salty lake in Utah because there is no output for the water.
Lake Okeechobee
Large lake located in Florida.