Q. Which two countries are larger than the United States by total area?
a) Russia and Canada
b) China and India
c) Australia and Brazil
d) Mexico and Argentina
Q. What is the total area of the 48 contiguous U.S. states and the District of Columbia?
a) 2,500,000 square miles
b) 3,119,885 square miles (8,080,470 km²)
c) 4,500,000 square miles
d) 5,200,000 square miles
Q. What type of landform is found along the Atlantic seaboard of the United States?
a) Coastal plain
b) Mountainous plateau
c) High desert
d) Lowland swamps
Q. What region separates the East Coast from the Great Lakes and the Midwest?
a) Rocky Mountains
b) Appalachian Mountains and Adirondack massif
c) Sierra Nevada
d) Mojave Desert
Q. Which river system runs predominantly north–south through the central United States?
a) Missouri River
b) Mississippi River System
c) Columbia River
d) Colorado River
Q. Where are the Great Plains located in the United States?
a) West of the Mississippi River
b) Along the East Coast
c) In the Pacific Northwest
d) In the Appalachian region
Q. What is a characteristic of the Great Plains?
a) Flat and fertile prairie
b) Dense rainforests
c) Mountainous terrain
d) Coastal wetlands
Q. What natural feature interrupts the Great Plains in the southeast?
a) A highland region
b) A vast desert
c) A large canyon system
d) A volcanic plateau
Q. Which mountain range extends north to south across the United States, west of the Great Plains?
a) Appalachian Mountains
b) Sierra Nevada
c) Rocky Mountains
d) Cascade Range
Q. The highest peaks of the Rocky Mountains in Colorado exceed how many feet?
a) 10,000 feet
b) 14,000 feet (4,300 m)
c) 12,500 feet
d) 16,000 feet