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Chapter 19 section 1 A vast, scenic land. Pg. 502-506. Contiguous. Joined together inside a common boundary 48 states in the contiguous United States Alaska and Hawaii are not in the contiguous states. U.S. is the 4 th largest country in the world. Russia, Canada, and China are larger.
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Chapter 19 section 1A vast, scenic land Pg. 502-506
Contiguous • Joined together inside a common boundary • 48 states in the contiguous United States • Alaska and Hawaii are not in the contiguous states
U.S. is the 4th largest country in the world • Russia, Canada, and China are larger
5 main physical regions • Coastal Plains • Appalachian Mountains • Interior Plains • Mountains and Basins • Pacific Coast
Coastal Plains • Includes the Atlantic coastal plain and Gulf coastal plain • Megalopolis- Cities and their suburbs form a huge settlement • Cities that form a megalopolis in the U.S.:
Still daylight in California. Chicago The biggest concentration of lights (from top to bottom) are the cities of Boston, New York, Philadelphia and Washington. Dallas Puerto Rico Houston Miami
Appalachian Mountains • On western edge of Atlantic coastal plain • Oldest mountains in U.S. • Rounded peaks show age
Interior Plains • Includes: • Great lakes area • Mississippi river area • Great plains
Mountains and Plateaus • Rocky mountains run from Alaska to Mexico • Continental divide separates rivers that flow east and west
The Pacific Coast • Includes the Cascade mountain range and Sierra Nevada mountain range and fertile valleys.
Borders the arctic circle Made from ocean volcanoes Has coral reefs Submerged structures made from skeletons of small sea animals Alaska and Hawaii